diff --git a/.github/workflows/DNS.yml b/.github/workflows/DNS.yml
index 17e98ae3..615e5d8b 100644
--- a/.github/workflows/DNS.yml
+++ b/.github/workflows/DNS.yml
@@ -121,19 +121,19 @@ jobs:
     - name: Run acmetest
       run: |
         if [ "${{ secrets.TokenName1}}" ] ; then
-          export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+          export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
         fi
         if [ "${{ secrets.TokenName2}}" ] ; then
-          export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+          export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
         fi
         if [ "${{ secrets.TokenName3}}" ] ; then
-          export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+          export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
         fi
         if [ "${{ secrets.TokenName4}}" ] ; then
-          export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+          export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
         fi
         if [ "${{ secrets.TokenName5}}" ] ; then
-          export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+          export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
         fi
         cd ../acmetest
         ./letest.sh
@@ -184,19 +184,19 @@ jobs:
       shell: bash
       run: |
         if [ "${{ secrets.TokenName1}}" ] ; then
-          export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+          export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
         fi
         if [ "${{ secrets.TokenName2}}" ] ; then
-          export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+          export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
         fi
         if [ "${{ secrets.TokenName3}}" ] ; then
-          export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+          export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
         fi
         if [ "${{ secrets.TokenName4}}" ] ; then
-          export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+          export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
         fi
         if [ "${{ secrets.TokenName5}}" ] ; then
-          export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+          export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
         fi
         cd ../acmetest
         ./letest.sh
@@ -234,19 +234,19 @@ jobs:
         copyback: false
         run: |
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -285,19 +285,19 @@ jobs:
         copyback: false
         run: |
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -337,19 +337,19 @@ jobs:
         copyback: false
         run: |
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -389,19 +389,19 @@ jobs:
         copyback: false
         run: |
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
@@ -445,19 +445,19 @@ jobs:
           pkg set-mediator -v -I default@1.1 openssl
           export PATH=/usr/gnu/bin:$PATH
           if [ "${{ secrets.TokenName1}}" ] ; then
-            export ${{ secrets.TokenName1}}=${{ secrets.TokenValue1}}
+            export ${{ secrets.TokenName1}}="${{ secrets.TokenValue1}}"
           fi
           if [ "${{ secrets.TokenName2}}" ] ; then
-            export ${{ secrets.TokenName2}}=${{ secrets.TokenValue2}}
+            export ${{ secrets.TokenName2}}="${{ secrets.TokenValue2}}"
           fi
           if [ "${{ secrets.TokenName3}}" ] ; then
-            export ${{ secrets.TokenName3}}=${{ secrets.TokenValue3}}
+            export ${{ secrets.TokenName3}}="${{ secrets.TokenValue3}}"
           fi
           if [ "${{ secrets.TokenName4}}" ] ; then
-            export ${{ secrets.TokenName4}}=${{ secrets.TokenValue4}}
+            export ${{ secrets.TokenName4}}="${{ secrets.TokenValue4}}"
           fi
           if [ "${{ secrets.TokenName5}}" ] ; then
-            export ${{ secrets.TokenName5}}=${{ secrets.TokenValue5}}
+            export ${{ secrets.TokenName5}}="${{ secrets.TokenValue5}}"
           fi
           cd ../acmetest
           ./letest.sh
diff --git a/.github/workflows/NetBSD.yml b/.github/workflows/NetBSD.yml
index 33bcf23c..25872c42 100644
--- a/.github/workflows/NetBSD.yml
+++ b/.github/workflows/NetBSD.yml
@@ -61,7 +61,6 @@ jobs:
         nat: |
           "8080": "80"
         prepare: |
-          export PKG_PATH="https://cdn.NetBSD.org/pub/pkgsrc/packages/NetBSD/$(uname -p)/$(uname -r|cut -f '1 2' -d.)/All/"
           pkg_add curl socat
         usesh: true
         copyback: false
diff --git a/.github/workflows/Ubuntu.yml b/.github/workflows/Ubuntu.yml
index a6ec714c..4bf2ba29 100644
--- a/.github/workflows/Ubuntu.yml
+++ b/.github/workflows/Ubuntu.yml
@@ -80,9 +80,14 @@ jobs:
             -p 9000:9000 \
             -e "DOCKER_STEPCA_INIT_NAME=Smallstep" \
             -e "DOCKER_STEPCA_INIT_DNS_NAMES=localhost,$(hostname -f)" \
+            -e "DOCKER_STEPCA_INIT_REMOTE_MANAGEMENT=true" \
+            -e "DOCKER_STEPCA_INIT_PASSWORD=test" \
             --name stepca \
-            smallstep/step-ca \
-            && sleep 5 && docker exec  stepca step ca provisioner add acme --type ACME \
+            smallstep/step-ca:0.23.1
+
+            sleep 5
+            docker exec  stepca bash -c "echo test >test" \
+            && docker exec stepca step ca provisioner add acme --type ACME --admin-subject  step --admin-password-file=/home/step/test \
             && docker exec  stepca kill -1 1 \
             && docker exec  stepca cat /home/step/certs/root_ca.crt | sudo bash -c "cat - >>/etc/ssl/certs/ca-certificates.crt"
     - name: Clone acmetest
diff --git a/Dockerfile b/Dockerfile
index 79fd1d89..7b50f080 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.16.3
+FROM alpine:3.17
 
 RUN apk --no-cache add -f \
   openssl \
@@ -12,7 +12,8 @@ RUN apk --no-cache add -f \
   oath-toolkit-oathtool \
   tar \
   libidn \
-  jq
+  jq \
+  cronie
 
 ENV LE_CONFIG_HOME /acme.sh
 
@@ -64,12 +65,10 @@ RUN for verb in help \
 
 RUN printf "%b" '#!'"/usr/bin/env sh\n \
 if [ \"\$1\" = \"daemon\" ];  then \n \
- trap \"echo stop && killall crond && exit 0\" SIGTERM SIGINT \n \
- crond && sleep infinity &\n \
- wait \n \
+ exec crond -n \n \
 else \n \
  exec -- \"\$@\"\n \
-fi" >/entry.sh && chmod +x /entry.sh
+fi\n" >/entry.sh && chmod +x /entry.sh
 
 VOLUME /acme.sh
 
diff --git a/README.md b/README.md
index 30e6e554..15bc4089 100644
--- a/README.md
+++ b/README.md
@@ -361,10 +361,6 @@ Ok, it's done.
 
 # 10. Issue ECC certificates
 
-`Let's Encrypt` can now issue **ECDSA** certificates.
-
-And we support them too!
-
 Just set the `keylength` parameter with a prefix `ec-`.
 
 For example:
@@ -385,10 +381,12 @@ Please look at the `keylength` parameter above.
 
 Valid values are:
 
-1. **ec-256 (prime256v1, "ECDSA P-256")**
+1. **ec-256 (prime256v1, "ECDSA P-256", which is the default key type)**
 2. **ec-384 (secp384r1,  "ECDSA P-384")**
 3. **ec-521 (secp521r1,  "ECDSA P-521", which is not supported by Let's Encrypt yet.)**
-
+4. **2048   (RSA2048)**
+5. **3072   (RSA3072)**
+6. **4096   (RSA4096)**
 
 
 # 11. Issue Wildcard certificates
diff --git a/acme.sh b/acme.sh
index d6d8e48c..74a855f9 100755
--- a/acme.sh
+++ b/acme.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env sh
 
-VER=3.0.5
+VER=3.0.6
 
 PROJECT_NAME="acme.sh"
 
@@ -53,8 +53,8 @@ CA_SERVERS="$CA_ZEROSSL,$CA_LETSENCRYPT_V2,$CA_LETSENCRYPT_V2_TEST,$CA_BUYPASS,$
 
 DEFAULT_USER_AGENT="$PROJECT_NAME/$VER ($PROJECT)"
 
-DEFAULT_ACCOUNT_KEY_LENGTH=2048
-DEFAULT_DOMAIN_KEY_LENGTH=2048
+DEFAULT_ACCOUNT_KEY_LENGTH=ec-256
+DEFAULT_DOMAIN_KEY_LENGTH=ec-256
 
 DEFAULT_OPENSSL_BIN="openssl"
 
@@ -1637,7 +1637,7 @@ _stat() {
 #keyfile
 _isRSA() {
   keyfile=$1
-  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} rsa -in "$keyfile" -noout -text | grep "^publicExponent:" >/dev/null 2>&1; then
+  if grep "BEGIN RSA PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} rsa -in "$keyfile" -noout -text 2>&1 | grep "^publicExponent:" 2>&1 >/dev/null; then
     return 0
   fi
   return 1
@@ -1646,7 +1646,7 @@ _isRSA() {
 #keyfile
 _isEcc() {
   keyfile=$1
-  if grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} ec -in "$keyfile" -noout -text 2>/dev/null | grep "^NIST CURVE:" >/dev/null 2>&1; then
+  if grep "BEGIN EC PRIVATE KEY" "$keyfile" >/dev/null 2>&1 || ${ACME_OPENSSL_BIN:-openssl} ec -in "$keyfile" -noout -text 2>/dev/null | grep "^NIST CURVE:" 2>&1 >/dev/null; then
     return 0
   fi
   return 1
@@ -1744,7 +1744,7 @@ _calcjwk() {
     _debug3 x64 "$x64"
 
     xend=$(_math "$xend" + 1)
-    y="$(printf "%s" "$pubtext" | cut -d : -f "$xend"-10000)"
+    y="$(printf "%s" "$pubtext" | cut -d : -f "$xend"-2048)"
     _debug3 y "$y"
 
     y64="$(printf "%s" "$y" | tr -d : | _h2b | _base64 | _url_replace)"
@@ -2058,7 +2058,7 @@ _get() {
     fi
     _debug "_WGET" "$_WGET"
     if [ "$onlyheader" ]; then
-      _wget_out = "$($_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null "$url" 2>&1)"
+      _wget_out="$($_WGET --user-agent="$USER_AGENT" --header "$_H5" --header "$_H4" --header "$_H3" --header "$_H2" --header "$_H1" -S -O /dev/null "$url" 2>&1)"
       if _contains "$_WGET" " -d "; then
         # Demultiplex wget debug output
         echo "$_wget_out" >&2
@@ -2352,6 +2352,26 @@ _readdomainconf() {
   _read_conf "$DOMAIN_CONF" "$1"
 }
 
+#_migratedomainconf   oldkey  newkey  base64encode
+_migratedomainconf() {
+  _old_key="$1"
+  _new_key="$2"
+  _b64encode="$3"
+  _value=$(_readdomainconf "$_old_key")
+  if [ -z "$_value" ]; then
+    return 1 # oldkey is not found
+  fi
+  _savedomainconf "$_new_key" "$_value" "$_b64encode"
+  _cleardomainconf "$_old_key"
+  _debug "Domain config $_old_key has been migrated to $_new_key"
+}
+
+#_migratedeployconf   oldkey  newkey  base64encode
+_migratedeployconf() {
+  _migratedomainconf "$1" "SAVED_$2" "$3" ||
+    _migratedomainconf "SAVED_$1" "SAVED_$2" "$3" # try only when oldkey itself is not found
+}
+
 #key  value  base64encode
 _savedeployconf() {
   _savedomainconf "SAVED_$1" "$2" "$3"
@@ -2366,12 +2386,14 @@ _getdeployconf() {
   if [ "$_rac_value" ]; then
     if _startswith "$_rac_value" '"' && _endswith "$_rac_value" '"'; then
       _debug2 "trim quotation marks"
-      eval "export $_rac_key=$_rac_value"
+      eval $_rac_key=$_rac_value
+      export $_rac_key
     fi
     return 0 # do nothing
   fi
-  _saved=$(_readdomainconf "SAVED_$_rac_key")
-  eval "export $_rac_key=\"\$_saved\""
+  _saved="$(_readdomainconf "SAVED_$_rac_key")"
+  eval $_rac_key="$_saved"
+  export $_rac_key
 }
 
 #_saveaccountconf  key  value  base64encode
@@ -2837,7 +2859,8 @@ _initpath() {
       DOMAIN_PATH="$domainhomeecc"
     else
       if [ ! -d "$domainhome" ] && [ -d "$domainhomeecc" ]; then
-        _info "The domain '$domain' seems to have a ECC cert already, please add '$(__red "--ecc")' parameter if you want to use that cert."
+        _info "The domain '$domain' seems to have a ECC cert already, lets use ecc cert."
+        DOMAIN_PATH="$domainhomeecc"
       fi
     fi
     _debug DOMAIN_PATH "$DOMAIN_PATH"
@@ -6707,6 +6730,13 @@ _send_notify() {
     return 0
   fi
 
+  _nsource="$NOTIFY_SOURCE"
+  if [ -z "$_nsource" ]; then
+    _nsource="$(hostname)"
+  fi
+
+  _nsubject="$_nsubject by $_nsource"
+
   _send_err=0
   for _n_hook in $(echo "$_nhooks" | tr ',' " "); do
     _n_hook_file="$(_findHook "" $_SUB_FOLDER_NOTIFY "$_n_hook")"
@@ -6761,11 +6791,12 @@ setnotify() {
   _nhook="$1"
   _nlevel="$2"
   _nmode="$3"
+  _nsource="$4"
 
   _initpath
 
-  if [ -z "$_nhook$_nlevel$_nmode" ]; then
-    _usage "Usage: $PROJECT_ENTRY --set-notify [--notify-hook <hookname>] [--notify-level <0|1|2|3>] [--notify-mode <0|1>]"
+  if [ -z "$_nhook$_nlevel$_nmode$_nsource" ]; then
+    _usage "Usage: $PROJECT_ENTRY --set-notify [--notify-hook <hookname>] [--notify-level <0|1|2|3>] [--notify-mode <0|1>] [--notify-source <hostname>]"
     _usage "$_NOTIFY_WIKI"
     return 1
   fi
@@ -6782,6 +6813,12 @@ setnotify() {
     _saveaccountconf "NOTIFY_MODE" "$NOTIFY_MODE"
   fi
 
+  if [ "$_nsource" ]; then
+    _info "Set notify source to: $_nsource"
+    export "NOTIFY_SOURCE=$_nsource"
+    _saveaccountconf "NOTIFY_SOURCE" "$NOTIFY_SOURCE"
+  fi
+
   if [ "$_nhook" ]; then
     _info "Set notify hook to: $_nhook"
     if [ "$_nhook" = "$NO_VALUE" ]; then
@@ -6942,6 +6979,7 @@ Parameters:
                                       0: Bulk mode. Send all the domain's notifications in one message(mail).
                                       1: Cert mode. Send a message for every single cert.
   --notify-hook <hookname>          Set the notify hook
+  --notify-source <server name>     Set the server name in the notification message
   --revoke-reason <0-10>            The reason for revocation, can be used in conjunction with the '--revoke' command.
                                       See: $_REVOKE_WIKI
 
@@ -7099,7 +7137,9 @@ _selectServer() {
 _getCAShortName() {
   caurl="$1"
   if [ -z "$caurl" ]; then
-    caurl="$DEFAULT_CA"
+    #use letsencrypt as default value if the Le_API is empty
+    #this case can only come from the old upgrading.
+    caurl="$CA_LETSENCRYPT_V2"
   fi
   if [ "$CA_SSLCOM_ECC" = "$caurl" ]; then
     caurl="$CA_SSLCOM_RSA" #just hack to get the short name
@@ -7216,6 +7256,7 @@ _process() {
   _notify_hook=""
   _notify_level=""
   _notify_mode=""
+  _notify_source=""
   _revoke_reason=""
   _eab_kid=""
   _eab_hmac_key=""
@@ -7496,7 +7537,7 @@ _process() {
       shift
       ;;
     --home)
-      export LE_WORKING_DIR="$2"
+      export LE_WORKING_DIR="$(echo "$2" | sed 's|/$||')"
       shift
       ;;
     --cert-home | --certhome)
@@ -7708,6 +7749,15 @@ _process() {
       _notify_mode="$_nmode"
       shift
       ;;
+    --notify-source)
+      _nsource="$2"
+      if _startswith "$_nsource" "-"; then
+        _err "'$_nsource' is not valid host name for '$1'"
+        return 1
+      fi
+      _notify_source="$_nsource"
+      shift
+      ;;
     --revoke-reason)
       _revoke_reason="$2"
       if _startswith "$_revoke_reason" "-"; then
@@ -7862,7 +7912,7 @@ _process() {
     createCSR "$_domain" "$_altdomains" "$_ecc"
     ;;
   setnotify)
-    setnotify "$_notify_hook" "$_notify_level" "$_notify_mode"
+    setnotify "$_notify_hook" "$_notify_level" "$_notify_mode" "$_notify_source"
     ;;
   setdefaultca)
     setdefaultca
diff --git a/deploy/gcore_cdn.sh b/deploy/gcore_cdn.sh
index f573a3aa..fd17cc25 100644
--- a/deploy/gcore_cdn.sh
+++ b/deploy/gcore_cdn.sh
@@ -1,10 +1,11 @@
 #!/usr/bin/env sh
 
-# Here is the script to deploy the cert to G-Core CDN service (https://gcorelabs.com/ru/) using the G-Core Labs API (https://docs.gcorelabs.com/cdn/).
+# Here is the script to deploy the cert to G-Core CDN service (https://gcore.com/) using the G-Core Labs API (https://apidocs.gcore.com/cdn).
 # Returns 0 when success.
 #
 # Written by temoffey <temofffey@gmail.com>
 # Public domain, 2019
+# Update by DreamOfIce <admin@dreamofice.cn> in 2023
 
 #export DEPLOY_GCORE_CDN_USERNAME=myusername
 #export DEPLOY_GCORE_CDN_PASSWORD=mypassword
@@ -56,7 +57,7 @@ gcore_cdn_deploy() {
   _request="{\"username\":\"$Le_Deploy_gcore_cdn_username\",\"password\":\"$Le_Deploy_gcore_cdn_password\"}"
   _debug _request "$_request"
   export _H1="Content-Type:application/json"
-  _response=$(_post "$_request" "https://api.gcdn.co/auth/jwt/login")
+  _response=$(_post "$_request" "https://api.gcore.com/auth/jwt/login")
   _debug _response "$_response"
   _regex=".*\"access\":\"\([-._0-9A-Za-z]*\)\".*$"
   _debug _regex "$_regex"
@@ -69,8 +70,8 @@ gcore_cdn_deploy() {
   fi
 
   _info "Find CDN resource with cname $_cdomain"
-  export _H2="Authorization:Token $_token"
-  _response=$(_get "https://api.gcdn.co/resources")
+  export _H2="Authorization:Bearer $_token"
+  _response=$(_get "https://api.gcore.com/cdn/resources")
   _debug _response "$_response"
   _regex="\"primary_resource\":null},"
   _debug _regex "$_regex"
@@ -102,7 +103,7 @@ gcore_cdn_deploy() {
   _date=$(date "+%d.%m.%Y %H:%M:%S")
   _request="{\"name\":\"$_cdomain ($_date)\",\"sslCertificate\":\"$_fullchain\",\"sslPrivateKey\":\"$_key\"}"
   _debug _request "$_request"
-  _response=$(_post "$_request" "https://api.gcdn.co/sslData")
+  _response=$(_post "$_request" "https://api.gcore.com/cdn/sslData")
   _debug _response "$_response"
   _regex=".*\"id\":\([0-9]*\).*$"
   _debug _regex "$_regex"
@@ -117,7 +118,7 @@ gcore_cdn_deploy() {
   _info "Update CDN resource"
   _request="{\"originGroup\":$_originGroup,\"sslData\":$_sslDataAdd}"
   _debug _request "$_request"
-  _response=$(_post "$_request" "https://api.gcdn.co/resources/$_resourceId" '' "PUT")
+  _response=$(_post "$_request" "https://api.gcore.com/cdn/resources/$_resourceId" '' "PUT")
   _debug _response "$_response"
   _regex=".*\"sslData\":\([0-9]*\).*$"
   _debug _regex "$_regex"
@@ -133,7 +134,7 @@ gcore_cdn_deploy() {
     _info "Not found old SSL certificate"
   else
     _info "Delete old SSL certificate"
-    _response=$(_post '' "https://api.gcdn.co/sslData/$_sslDataOld" '' "DELETE")
+    _response=$(_post '' "https://api.gcore.com/cdn/sslData/$_sslDataOld" '' "DELETE")
     _debug _response "$_response"
   fi
 
diff --git a/deploy/ssh.sh b/deploy/ssh.sh
index 89962621..c66e2e19 100644
--- a/deploy/ssh.sh
+++ b/deploy/ssh.sh
@@ -14,7 +14,7 @@
 # The following examples are for QNAP NAS running QTS 4.2
 # export DEPLOY_SSH_CMD=""  # defaults to "ssh -T"
 # export DEPLOY_SSH_USER="admin"  # required
-# export DEPLOY_SSH_SERVER="qnap"  # defaults to domain name
+# export DEPLOY_SSH_SERVER="host1 host2:8022 192.168.0.1:9022"  # defaults to domain name, support multiple servers with optional port
 # export DEPLOY_SSH_KEYFILE="/etc/stunnel/stunnel.pem"
 # export DEPLOY_SSH_CERTFILE="/etc/stunnel/stunnel.pem"
 # export DEPLOY_SSH_CAFILE="/etc/stunnel/uca.pem"
@@ -23,6 +23,8 @@
 # export DEPLOY_SSH_BACKUP=""  # yes or no, default to yes or previously saved value
 # export DEPLOY_SSH_BACKUP_PATH=".acme_ssh_deploy"  # path on remote system. Defaults to .acme_ssh_deploy
 # export DEPLOY_SSH_MULTI_CALL=""  # yes or no, default to no or previously saved value
+# export DEPLOY_SSH_USE_SCP="" yes or no, default to no
+# export DEPLOY_SSH_SCP_CMD="" defaults to "scp -q"
 #
 ########  Public functions #####################
 
@@ -42,72 +44,134 @@ ssh_deploy() {
   _debug _cfullchain "$_cfullchain"
 
   # USER is required to login by SSH to remote host.
+  _migratedeployconf Le_Deploy_ssh_user DEPLOY_SSH_USER
   _getdeployconf DEPLOY_SSH_USER
   _debug2 DEPLOY_SSH_USER "$DEPLOY_SSH_USER"
   if [ -z "$DEPLOY_SSH_USER" ]; then
-    if [ -z "$Le_Deploy_ssh_user" ]; then
-      _err "DEPLOY_SSH_USER not defined."
-      return 1
-    fi
-  else
-    Le_Deploy_ssh_user="$DEPLOY_SSH_USER"
-    _savedomainconf Le_Deploy_ssh_user "$Le_Deploy_ssh_user"
+    _err "DEPLOY_SSH_USER not defined."
+    return 1
   fi
+  _savedeployconf DEPLOY_SSH_USER "$DEPLOY_SSH_USER"
 
   # SERVER is optional. If not provided then use _cdomain
+  _migratedeployconf Le_Deploy_ssh_server DEPLOY_SSH_SERVER
   _getdeployconf DEPLOY_SSH_SERVER
   _debug2 DEPLOY_SSH_SERVER "$DEPLOY_SSH_SERVER"
-  if [ -n "$DEPLOY_SSH_SERVER" ]; then
-    Le_Deploy_ssh_server="$DEPLOY_SSH_SERVER"
-    _savedomainconf Le_Deploy_ssh_server "$Le_Deploy_ssh_server"
-  elif [ -z "$Le_Deploy_ssh_server" ]; then
-    Le_Deploy_ssh_server="$_cdomain"
+  if [ -z "$DEPLOY_SSH_SERVER" ]; then
+    DEPLOY_SSH_SERVER="$_cdomain"
   fi
+  _savedeployconf DEPLOY_SSH_SERVER "$DEPLOY_SSH_SERVER"
 
   # CMD is optional. If not provided then use ssh
+  _migratedeployconf Le_Deploy_ssh_cmd DEPLOY_SSH_CMD
   _getdeployconf DEPLOY_SSH_CMD
   _debug2 DEPLOY_SSH_CMD "$DEPLOY_SSH_CMD"
-  if [ -n "$DEPLOY_SSH_CMD" ]; then
-    Le_Deploy_ssh_cmd="$DEPLOY_SSH_CMD"
-    _savedomainconf Le_Deploy_ssh_cmd "$Le_Deploy_ssh_cmd"
-  elif [ -z "$Le_Deploy_ssh_cmd" ]; then
-    Le_Deploy_ssh_cmd="ssh -T"
+  if [ -z "$DEPLOY_SSH_CMD" ]; then
+    DEPLOY_SSH_CMD="ssh -T"
   fi
+  _savedeployconf DEPLOY_SSH_CMD "$DEPLOY_SSH_CMD"
 
   # BACKUP is optional. If not provided then default to previously saved value or yes.
+  _migratedeployconf Le_Deploy_ssh_backup DEPLOY_SSH_BACKUP
   _getdeployconf DEPLOY_SSH_BACKUP
   _debug2 DEPLOY_SSH_BACKUP "$DEPLOY_SSH_BACKUP"
-  if [ "$DEPLOY_SSH_BACKUP" = "no" ]; then
-    Le_Deploy_ssh_backup="no"
-  elif [ -z "$Le_Deploy_ssh_backup" ] || [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
-    Le_Deploy_ssh_backup="yes"
+  if [ -z "$DEPLOY_SSH_BACKUP" ]; then
+    DEPLOY_SSH_BACKUP="yes"
   fi
-  _savedomainconf Le_Deploy_ssh_backup "$Le_Deploy_ssh_backup"
+  _savedeployconf DEPLOY_SSH_BACKUP "$DEPLOY_SSH_BACKUP"
 
   # BACKUP_PATH is optional. If not provided then default to previously saved value or .acme_ssh_deploy
+  _migratedeployconf Le_Deploy_ssh_backup_path DEPLOY_SSH_BACKUP_PATH
   _getdeployconf DEPLOY_SSH_BACKUP_PATH
   _debug2 DEPLOY_SSH_BACKUP_PATH "$DEPLOY_SSH_BACKUP_PATH"
-  if [ -n "$DEPLOY_SSH_BACKUP_PATH" ]; then
-    Le_Deploy_ssh_backup_path="$DEPLOY_SSH_BACKUP_PATH"
-  elif [ -z "$Le_Deploy_ssh_backup_path" ]; then
-    Le_Deploy_ssh_backup_path=".acme_ssh_deploy"
+  if [ -z "$DEPLOY_SSH_BACKUP_PATH" ]; then
+    DEPLOY_SSH_BACKUP_PATH=".acme_ssh_deploy"
   fi
-  _savedomainconf Le_Deploy_ssh_backup_path "$Le_Deploy_ssh_backup_path"
+  _savedeployconf DEPLOY_SSH_BACKUP_PATH "$DEPLOY_SSH_BACKUP_PATH"
 
   # MULTI_CALL is optional. If not provided then default to previously saved
   # value (which may be undefined... equivalent to "no").
+  _migratedeployconf Le_Deploy_ssh_multi_call DEPLOY_SSH_MULTI_CALL
   _getdeployconf DEPLOY_SSH_MULTI_CALL
   _debug2 DEPLOY_SSH_MULTI_CALL "$DEPLOY_SSH_MULTI_CALL"
-  if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
-    Le_Deploy_ssh_multi_call="yes"
-    _savedomainconf Le_Deploy_ssh_multi_call "$Le_Deploy_ssh_multi_call"
-  elif [ "$DEPLOY_SSH_MULTI_CALL" = "no" ]; then
-    Le_Deploy_ssh_multi_call=""
-    _cleardomainconf Le_Deploy_ssh_multi_call
+  if [ -z "$DEPLOY_SSH_MULTI_CALL" ]; then
+    DEPLOY_SSH_MULTI_CALL="no"
+  fi
+  _savedeployconf DEPLOY_SSH_MULTI_CALL "$DEPLOY_SSH_MULTI_CALL"
+
+  # KEYFILE is optional.
+  # If provided then private key will be copied to provided filename.
+  _migratedeployconf Le_Deploy_ssh_keyfile DEPLOY_SSH_KEYFILE
+  _getdeployconf DEPLOY_SSH_KEYFILE
+  _debug2 DEPLOY_SSH_KEYFILE "$DEPLOY_SSH_KEYFILE"
+  if [ -n "$DEPLOY_SSH_KEYFILE" ]; then
+    _savedeployconf DEPLOY_SSH_KEYFILE "$DEPLOY_SSH_KEYFILE"
+  fi
+
+  # CERTFILE is optional.
+  # If provided then certificate will be copied or appended to provided filename.
+  _migratedeployconf Le_Deploy_ssh_certfile DEPLOY_SSH_CERTFILE
+  _getdeployconf DEPLOY_SSH_CERTFILE
+  _debug2 DEPLOY_SSH_CERTFILE "$DEPLOY_SSH_CERTFILE"
+  if [ -n "$DEPLOY_SSH_CERTFILE" ]; then
+    _savedeployconf DEPLOY_SSH_CERTFILE "$DEPLOY_SSH_CERTFILE"
+  fi
+
+  # CAFILE is optional.
+  # If provided then CA intermediate certificate will be copied or appended to provided filename.
+  _migratedeployconf Le_Deploy_ssh_cafile DEPLOY_SSH_CAFILE
+  _getdeployconf DEPLOY_SSH_CAFILE
+  _debug2 DEPLOY_SSH_CAFILE "$DEPLOY_SSH_CAFILE"
+  if [ -n "$DEPLOY_SSH_CAFILE" ]; then
+    _savedeployconf DEPLOY_SSH_CAFILE "$DEPLOY_SSH_CAFILE"
+  fi
+
+  # FULLCHAIN is optional.
+  # If provided then fullchain certificate will be copied or appended to provided filename.
+  _migratedeployconf Le_Deploy_ssh_fullchain DEPLOY_SSH_FULLCHAIN
+  _getdeployconf DEPLOY_SSH_FULLCHAIN
+  _debug2 DEPLOY_SSH_FULLCHAIN "$DEPLOY_SSH_FULLCHAIN"
+  if [ -n "$DEPLOY_SSH_FULLCHAIN" ]; then
+    _savedeployconf DEPLOY_SSH_FULLCHAIN "$DEPLOY_SSH_FULLCHAIN"
+  fi
+
+  # REMOTE_CMD is optional.
+  # If provided then this command will be executed on remote host.
+  _migratedeployconf Le_Deploy_ssh_remote_cmd DEPLOY_SSH_REMOTE_CMD
+  _getdeployconf DEPLOY_SSH_REMOTE_CMD
+  _debug2 DEPLOY_SSH_REMOTE_CMD "$DEPLOY_SSH_REMOTE_CMD"
+  if [ -n "$DEPLOY_SSH_REMOTE_CMD" ]; then
+    _savedeployconf DEPLOY_SSH_REMOTE_CMD "$DEPLOY_SSH_REMOTE_CMD"
+  fi
+
+  # USE_SCP is optional. If not provided then default to previously saved
+  # value (which may be undefined... equivalent to "no").
+  _getdeployconf DEPLOY_SSH_USE_SCP
+  _debug2 DEPLOY_SSH_USE_SCP "$DEPLOY_SSH_USE_SCP"
+  if [ -z "$DEPLOY_SSH_USE_SCP" ]; then
+    DEPLOY_SSH_USE_SCP="no"
+  fi
+  _savedeployconf DEPLOY_SSH_USE_SCP "$DEPLOY_SSH_USE_SCP"
+
+  # SCP_CMD is optional. If not provided then use scp
+  _getdeployconf DEPLOY_SSH_SCP_CMD
+  _debug2 DEPLOY_SSH_SCP_CMD "$DEPLOY_SSH_SCP_CMD"
+  if [ -z "$DEPLOY_SSH_SCP_CMD" ]; then
+    DEPLOY_SSH_SCP_CMD="scp -q"
+  fi
+  _savedeployconf DEPLOY_SSH_SCP_CMD "$DEPLOY_SSH_SCP_CMD"
+
+  if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+    DEPLOY_SSH_MULTI_CALL="yes"
+    _info "Using scp as alternate method for copying files. Multicall Mode is implicit"
+  elif [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+    _info "Using MULTI_CALL mode... Required commands sent in multiple calls to remote host"
+  else
+    _info "Required commands batched and sent in single call to remote host"
   fi
 
-  _deploy_ssh_servers=$Le_Deploy_ssh_server
-  for Le_Deploy_ssh_server in $_deploy_ssh_servers; do
+  _deploy_ssh_servers="$DEPLOY_SSH_SERVER"
+  for DEPLOY_SSH_SERVER in $_deploy_ssh_servers; do
     _ssh_deploy
   done
 }
@@ -117,16 +181,25 @@ _ssh_deploy() {
   _cmdstr=""
   _backupprefix=""
   _backupdir=""
+  _local_cert_file=""
+  _local_ca_file=""
+  _local_full_file=""
 
-  _info "Deploy certificates to remote server $Le_Deploy_ssh_user@$Le_Deploy_ssh_server"
-  if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-    _info "Using MULTI_CALL mode... Required commands sent in multiple calls to remote host"
-  else
-    _info "Required commands batched and sent in single call to remote host"
-  fi
+  case $DEPLOY_SSH_SERVER in
+  *:*)
+    _host=${DEPLOY_SSH_SERVER%:*}
+    _port=${DEPLOY_SSH_SERVER##*:}
+    ;;
+  *)
+    _host=$DEPLOY_SSH_SERVER
+    _port=
+    ;;
+  esac
 
-  if [ "$Le_Deploy_ssh_backup" = "yes" ]; then
-    _backupprefix="$Le_Deploy_ssh_backup_path/$_cdomain-backup"
+  _info "Deploy certificates to remote server $DEPLOY_SSH_USER@$_host:$_port"
+
+  if [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
+    _backupprefix="$DEPLOY_SSH_BACKUP_PATH/$_cdomain-backup"
     _backupdir="$_backupprefix-$(_utc_date | tr ' ' '-')"
     # run cleanup on the backup directory, erase all older
     # than 180 days (15552000 seconds).
@@ -138,7 +211,7 @@ then rm -rf \"\$fn\"; echo \"Backup \$fn deleted as older than 180 days\"; fi; d
     _cmdstr="mkdir -p $_backupdir; $_cmdstr"
     _info "Backup of old certificate files will be placed in remote directory $_backupdir"
     _info "Backup directories erased after 180 days."
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
+    if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
       if ! _ssh_remote_cmd "$_cmdstr"; then
         return $_err_code
       fi
@@ -146,129 +219,184 @@ then rm -rf \"\$fn\"; echo \"Backup \$fn deleted as older than 180 days\"; fi; d
     fi
   fi
 
-  # KEYFILE is optional.
-  # If provided then private key will be copied to provided filename.
-  _getdeployconf DEPLOY_SSH_KEYFILE
-  _debug2 DEPLOY_SSH_KEYFILE "$DEPLOY_SSH_KEYFILE"
   if [ -n "$DEPLOY_SSH_KEYFILE" ]; then
-    Le_Deploy_ssh_keyfile="$DEPLOY_SSH_KEYFILE"
-    _savedomainconf Le_Deploy_ssh_keyfile "$Le_Deploy_ssh_keyfile"
-  fi
-  if [ -n "$Le_Deploy_ssh_keyfile" ]; then
-    if [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    if [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_keyfile $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_KEYFILE $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
-    # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_ckey")\" > $Le_Deploy_ssh_keyfile;"
-    _info "will copy private key to remote file $Le_Deploy_ssh_keyfile"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+
+    # copy new key into file.
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      if ! _scp_remote_cmd "$_ckey" "$DEPLOY_SSH_KEYFILE"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_ckey")\" > $DEPLOY_SSH_KEYFILE;"
+      _info "will copy private key to remote file $DEPLOY_SSH_KEYFILE"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # CERTFILE is optional.
-  # If provided then certificate will be copied or appended to provided filename.
-  _getdeployconf DEPLOY_SSH_CERTFILE
-  _debug2 DEPLOY_SSH_CERTFILE "$DEPLOY_SSH_CERTFILE"
   if [ -n "$DEPLOY_SSH_CERTFILE" ]; then
-    Le_Deploy_ssh_certfile="$DEPLOY_SSH_CERTFILE"
-    _savedomainconf Le_Deploy_ssh_certfile "$Le_Deploy_ssh_certfile"
-  fi
-  if [ -n "$Le_Deploy_ssh_certfile" ]; then
     _pipe=">"
-    if [ "$Le_Deploy_ssh_certfile" = "$Le_Deploy_ssh_keyfile" ]; then
+    if [ "$DEPLOY_SSH_CERTFILE" = "$DEPLOY_SSH_KEYFILE" ]; then
       # if filename is same as previous file then append.
       _pipe=">>"
-    elif [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    elif [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_certfile $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_CERTFILE $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
+
     # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_ccert")\" $_pipe $Le_Deploy_ssh_certfile;"
-    _info "will copy certificate to remote file $Le_Deploy_ssh_certfile"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      _local_cert_file=$(_mktemp)
+      if [ "$DEPLOY_SSH_CERTFILE" = "$DEPLOY_SSH_KEYFILE" ]; then
+        cat "$_ckey" >>"$_local_cert_file"
+      fi
+      cat "$_ccert" >>"$_local_cert_file"
+      if ! _scp_remote_cmd "$_local_cert_file" "$DEPLOY_SSH_CERTFILE"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_ccert")\" $_pipe $DEPLOY_SSH_CERTFILE;"
+      _info "will copy certificate to remote file $DEPLOY_SSH_CERTFILE"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # CAFILE is optional.
-  # If provided then CA intermediate certificate will be copied or appended to provided filename.
-  _getdeployconf DEPLOY_SSH_CAFILE
-  _debug2 DEPLOY_SSH_CAFILE "$DEPLOY_SSH_CAFILE"
   if [ -n "$DEPLOY_SSH_CAFILE" ]; then
-    Le_Deploy_ssh_cafile="$DEPLOY_SSH_CAFILE"
-    _savedomainconf Le_Deploy_ssh_cafile "$Le_Deploy_ssh_cafile"
-  fi
-  if [ -n "$Le_Deploy_ssh_cafile" ]; then
     _pipe=">"
-    if [ "$Le_Deploy_ssh_cafile" = "$Le_Deploy_ssh_keyfile" ] ||
-      [ "$Le_Deploy_ssh_cafile" = "$Le_Deploy_ssh_certfile" ]; then
+    if [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_KEYFILE" ] ||
+      [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_CERTFILE" ]; then
       # if filename is same as previous file then append.
       _pipe=">>"
-    elif [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    elif [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_cafile $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_CAFILE $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
+
     # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_cca")\" $_pipe $Le_Deploy_ssh_cafile;"
-    _info "will copy CA file to remote file $Le_Deploy_ssh_cafile"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      _local_ca_file=$(_mktemp)
+      if [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_KEYFILE" ]; then
+        cat "$_ckey" >>"$_local_ca_file"
+      fi
+      if [ "$DEPLOY_SSH_CAFILE" = "$DEPLOY_SSH_CERTFILE" ]; then
+        cat "$_ccert" >>"$_local_ca_file"
+      fi
+      cat "$_cca" >>"$_local_ca_file"
+      if ! _scp_remote_cmd "$_local_ca_file" "$DEPLOY_SSH_CAFILE"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_cca")\" $_pipe $DEPLOY_SSH_CAFILE;"
+      _info "will copy CA file to remote file $DEPLOY_SSH_CAFILE"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # FULLCHAIN is optional.
-  # If provided then fullchain certificate will be copied or appended to provided filename.
-  _getdeployconf DEPLOY_SSH_FULLCHAIN
-  _debug2 DEPLOY_SSH_FULLCHAIN "$DEPLOY_SSH_FULLCHAIN"
   if [ -n "$DEPLOY_SSH_FULLCHAIN" ]; then
-    Le_Deploy_ssh_fullchain="$DEPLOY_SSH_FULLCHAIN"
-    _savedomainconf Le_Deploy_ssh_fullchain "$Le_Deploy_ssh_fullchain"
-  fi
-  if [ -n "$Le_Deploy_ssh_fullchain" ]; then
     _pipe=">"
-    if [ "$Le_Deploy_ssh_fullchain" = "$Le_Deploy_ssh_keyfile" ] ||
-      [ "$Le_Deploy_ssh_fullchain" = "$Le_Deploy_ssh_certfile" ] ||
-      [ "$Le_Deploy_ssh_fullchain" = "$Le_Deploy_ssh_cafile" ]; then
+    if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_KEYFILE" ] ||
+      [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CERTFILE" ] ||
+      [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CAFILE" ]; then
       # if filename is same as previous file then append.
       _pipe=">>"
-    elif [ "$Le_Deploy_ssh_backup" = "yes" ]; then
+    elif [ "$DEPLOY_SSH_BACKUP" = "yes" ]; then
       # backup file we are about to overwrite.
-      _cmdstr="$_cmdstr cp $Le_Deploy_ssh_fullchain $_backupdir >/dev/null;"
+      _cmdstr="$_cmdstr cp $DEPLOY_SSH_FULLCHAIN $_backupdir >/dev/null;"
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
+
     # copy new certificate into file.
-    _cmdstr="$_cmdstr echo \"$(cat "$_cfullchain")\" $_pipe $Le_Deploy_ssh_fullchain;"
-    _info "will copy fullchain to remote file $Le_Deploy_ssh_fullchain"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
-      if ! _ssh_remote_cmd "$_cmdstr"; then
+    if [ "$DEPLOY_SSH_USE_SCP" = "yes" ]; then
+      # scp the file
+      _local_full_file=$(_mktemp)
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_KEYFILE" ]; then
+        cat "$_ckey" >>"$_local_full_file"
+      fi
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CERTFILE" ]; then
+        cat "$_ccert" >>"$_local_full_file"
+      fi
+      if [ "$DEPLOY_SSH_FULLCHAIN" = "$DEPLOY_SSH_CAFILE" ]; then
+        cat "$_cca" >>"$_local_full_file"
+      fi
+      cat "$_cfullchain" >>"$_local_full_file"
+      if ! _scp_remote_cmd "$_local_full_file" "$DEPLOY_SSH_FULLCHAIN"; then
         return $_err_code
       fi
-      _cmdstr=""
+    else
+      # ssh echo to the file
+      _cmdstr="$_cmdstr echo \"$(cat "$_cfullchain")\" $_pipe $DEPLOY_SSH_FULLCHAIN;"
+      _info "will copy fullchain to remote file $DEPLOY_SSH_FULLCHAIN"
+      if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
+        if ! _ssh_remote_cmd "$_cmdstr"; then
+          return $_err_code
+        fi
+        _cmdstr=""
+      fi
     fi
   fi
 
-  # REMOTE_CMD is optional.
-  # If provided then this command will be executed on remote host.
-  _getdeployconf DEPLOY_SSH_REMOTE_CMD
-  _debug2 DEPLOY_SSH_REMOTE_CMD "$DEPLOY_SSH_REMOTE_CMD"
-  if [ -n "$DEPLOY_SSH_REMOTE_CMD" ]; then
-    Le_Deploy_ssh_remote_cmd="$DEPLOY_SSH_REMOTE_CMD"
-    _savedomainconf Le_Deploy_ssh_remote_cmd "$Le_Deploy_ssh_remote_cmd"
+  # cleanup local files if any
+  if [ -f "$_local_cert_file" ]; then
+    rm -f "$_local_cert_file"
+  fi
+  if [ -f "$_local_ca_file" ]; then
+    rm -f "$_local_ca_file"
   fi
-  if [ -n "$Le_Deploy_ssh_remote_cmd" ]; then
-    _cmdstr="$_cmdstr $Le_Deploy_ssh_remote_cmd;"
-    _info "Will execute remote command $Le_Deploy_ssh_remote_cmd"
-    if [ "$Le_Deploy_ssh_multi_call" = "yes" ]; then
+  if [ -f "$_local_full_file" ]; then
+    rm -f "$_local_full_file"
+  fi
+
+  if [ -n "$DEPLOY_SSH_REMOTE_CMD" ]; then
+    _cmdstr="$_cmdstr $DEPLOY_SSH_REMOTE_CMD;"
+    _info "Will execute remote command $DEPLOY_SSH_REMOTE_CMD"
+    if [ "$DEPLOY_SSH_MULTI_CALL" = "yes" ]; then
       if ! _ssh_remote_cmd "$_cmdstr"; then
         return $_err_code
       fi
@@ -282,17 +410,25 @@ then rm -rf \"\$fn\"; echo \"Backup \$fn deleted as older than 180 days\"; fi; d
       return $_err_code
     fi
   fi
+  # cleanup in case all is ok
   return 0
 }
 
 #cmd
 _ssh_remote_cmd() {
   _cmd="$1"
+
+  _ssh_cmd="$DEPLOY_SSH_CMD"
+  if [ -n "$_port" ]; then
+    _ssh_cmd="$_ssh_cmd -p $_port"
+  fi
+
   _secure_debug "Remote commands to execute: $_cmd"
-  _info "Submitting sequence of commands to remote server by ssh"
+  _info "Submitting sequence of commands to remote server by $_ssh_cmd"
+
   # quotations in bash cmd below intended.  Squash travis spellcheck error
   # shellcheck disable=SC2029
-  $Le_Deploy_ssh_cmd "$Le_Deploy_ssh_user@$Le_Deploy_ssh_server" sh -c "'$_cmd'"
+  $_ssh_cmd "$DEPLOY_SSH_USER@$_host" sh -c "'$_cmd'"
   _err_code="$?"
 
   if [ "$_err_code" != "0" ]; then
@@ -301,3 +437,26 @@ _ssh_remote_cmd() {
 
   return $_err_code
 }
+
+# cmd scp
+_scp_remote_cmd() {
+  _src=$1
+  _dest=$2
+
+  _scp_cmd="$DEPLOY_SSH_SCP_CMD"
+  if [ -n "$_port" ]; then
+    _scp_cmd="$_scp_cmd -P $_port"
+  fi
+
+  _secure_debug "Remote copy source $_src to destination $_dest"
+  _info "Submitting secure copy by $_scp_cmd"
+
+  $_scp_cmd "$_src" "$DEPLOY_SSH_USER"@"$_host":"$_dest"
+  _err_code="$?"
+
+  if [ "$_err_code" != "0" ]; then
+    _err "Error code $_err_code returned from scp"
+  fi
+
+  return $_err_code
+}
diff --git a/deploy/truenas.sh b/deploy/truenas.sh
index 84cfd5f4..c79e6dac 100644
--- a/deploy/truenas.sh
+++ b/deploy/truenas.sh
@@ -184,6 +184,27 @@ truenas_deploy() {
     _info "S3 certificate is not configured or is not the same as TrueNAS web UI"
   fi
 
+  _info "Checking if any chart release Apps is using the same certificate as TrueNAS web UI. Tool 'jq' is required"
+  if _exists jq; then
+    _info "Query all chart release"
+    _release_list=$(_get "$_api_url/chart/release")
+    _related_name_list=$(printf "%s" "$_release_list" | jq -r "[.[] | {name,certId: .config.ingress?.main.tls[]?.scaleCert} | select(.certId==$_active_cert_id) | .name ] | unique")
+    _release_length=$(printf "%s" "$_related_name_list" | jq -r "length")
+    _info "Found $_release_length related chart release in list: $_related_name_list"
+    for i in $(seq 0 $((_release_length - 1))); do
+      _release_name=$(echo "$_related_name_list" | jq -r ".[$i]")
+      _info "Updating certificate from $_active_cert_id to $_cert_id for chart release: $_release_name"
+      #Read the chart release configuration
+      _chart_config=$(printf "%s" "$_release_list" | jq -r ".[] | select(.name==\"$_release_name\")")
+      #Replace the old certificate id with the new one in path .config.ingress.main.tls[].scaleCert. Then update .config.ingress
+      _updated_chart_config=$(printf "%s" "$_chart_config" | jq "(.config.ingress?.main.tls[]? | select(.scaleCert==$_active_cert_id) | .scaleCert  ) |= $_cert_id | .config.ingress ")
+      _update_chart_result="$(_post "{\"values\" : { \"ingress\" : $_updated_chart_config } }" "$_api_url/chart/release/id/$_release_name" "" "PUT" "application/json")"
+      _debug3 _update_chart_result "$_update_chart_result"
+    done
+  else
+    _info "Tool 'jq' does not exists, skip chart release checking"
+  fi
+
   _info "Deleting old certificate"
   _delete_result="$(_post "" "$_api_url/certificate/id/$_active_cert_id" "" "DELETE" "application/json")"
 
diff --git a/deploy/vault.sh b/deploy/vault.sh
index 399abaee..569faba2 100644
--- a/deploy/vault.sh
+++ b/deploy/vault.sh
@@ -7,13 +7,16 @@
 #
 # VAULT_PREFIX - this contains the prefix path in vault
 # VAULT_ADDR - vault requires this to find your vault server
+# VAULT_SAVE_TOKEN - set to anything if you want to save the token
+# VAULT_RENEW_TOKEN - set to anything if you want to renew the token to default TTL before deploying
+# VAULT_KV_V2 - set to anything if you are using v2 of the kv engine
 #
 # additionally, you need to ensure that VAULT_TOKEN is avialable
 # to access the vault server
 
 #returns 0 means success, otherwise error.
 
-########  Public functions #####################
+######## Public functions #####################
 
 #domain keyfile certfile cafile fullchain
 vault_deploy() {
@@ -45,6 +48,26 @@ vault_deploy() {
   fi
   _savedeployconf VAULT_ADDR "$VAULT_ADDR"
 
+  _getdeployconf VAULT_SAVE_TOKEN
+  _savedeployconf VAULT_SAVE_TOKEN "$VAULT_SAVE_TOKEN"
+
+  _getdeployconf VAULT_RENEW_TOKEN
+  _savedeployconf VAULT_RENEW_TOKEN "$VAULT_RENEW_TOKEN"
+
+  _getdeployconf VAULT_KV_V2
+  _savedeployconf VAULT_KV_V2 "$VAULT_KV_V2"
+
+  _getdeployconf VAULT_TOKEN
+  if [ -z "$VAULT_TOKEN" ]; then
+    _err "VAULT_TOKEN needs to be defined"
+    return 1
+  fi
+  if [ -n "$VAULT_SAVE_TOKEN" ]; then
+    _savedeployconf VAULT_TOKEN "$VAULT_TOKEN"
+  fi
+
+  _migratedeployconf FABIO VAULT_FABIO_MODE
+
   # JSON does not allow multiline strings.
   # So replacing new-lines with "\n" here
   _ckey=$(sed -z 's/\n/\\n/g' <"$2")
@@ -52,26 +75,56 @@ vault_deploy() {
   _cca=$(sed -z 's/\n/\\n/g' <"$4")
   _cfullchain=$(sed -z 's/\n/\\n/g' <"$5")
 
-  URL="$VAULT_ADDR/v1/$VAULT_PREFIX/$_cdomain"
   export _H1="X-Vault-Token: $VAULT_TOKEN"
 
-  if [ -n "$FABIO" ]; then
+  if [ -n "$VAULT_RENEW_TOKEN" ]; then
+    URL="$VAULT_ADDR/v1/auth/token/renew-self"
+    _info "Renew the Vault token to default TTL"
+    if ! _post "" "$URL" >/dev/null; then
+      _err "Failed to renew the Vault token"
+      return 1
+    fi
+  fi
+
+  URL="$VAULT_ADDR/v1/$VAULT_PREFIX/$_cdomain"
+
+  if [ -n "$VAULT_FABIO_MODE" ]; then
+    _info "Writing certificate and key to $URL in Fabio mode"
     if [ -n "$VAULT_KV_V2" ]; then
-      _post "{ \"data\": {\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"} }" "$URL"
+      _post "{ \"data\": {\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"} }" "$URL" >/dev/null || return 1
     else
-      _post "{\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"}" "$URL"
+      _post "{\"cert\": \"$_cfullchain\", \"key\": \"$_ckey\"}" "$URL" >/dev/null || return 1
     fi
   else
     if [ -n "$VAULT_KV_V2" ]; then
-      _post "{\"data\": {\"value\": \"$_ccert\"}}" "$URL/cert.pem"
-      _post "{\"data\": {\"value\": \"$_ckey\"}}" "$URL/cert.key"
-      _post "{\"data\": {\"value\": \"$_cca\"}}" "$URL/chain.pem"
-      _post "{\"data\": {\"value\": \"$_cfullchain\"}}" "$URL/fullchain.pem"
+      _info "Writing certificate to $URL/cert.pem"
+      _post "{\"data\": {\"value\": \"$_ccert\"}}" "$URL/cert.pem" >/dev/null || return 1
+      _info "Writing key to $URL/cert.key"
+      _post "{\"data\": {\"value\": \"$_ckey\"}}" "$URL/cert.key" >/dev/null || return 1
+      _info "Writing CA certificate to $URL/ca.pem"
+      _post "{\"data\": {\"value\": \"$_cca\"}}" "$URL/ca.pem" >/dev/null || return 1
+      _info "Writing full-chain certificate to $URL/fullchain.pem"
+      _post "{\"data\": {\"value\": \"$_cfullchain\"}}" "$URL/fullchain.pem" >/dev/null || return 1
     else
-      _post "{\"value\": \"$_ccert\"}" "$URL/cert.pem"
-      _post "{\"value\": \"$_ckey\"}" "$URL/cert.key"
-      _post "{\"value\": \"$_cca\"}" "$URL/chain.pem"
-      _post "{\"value\": \"$_cfullchain\"}" "$URL/fullchain.pem"
+      _info "Writing certificate to $URL/cert.pem"
+      _post "{\"value\": \"$_ccert\"}" "$URL/cert.pem" >/dev/null || return 1
+      _info "Writing key to $URL/cert.key"
+      _post "{\"value\": \"$_ckey\"}" "$URL/cert.key" >/dev/null || return 1
+      _info "Writing CA certificate to $URL/ca.pem"
+      _post "{\"value\": \"$_cca\"}" "$URL/ca.pem" >/dev/null || return 1
+      _info "Writing full-chain certificate to $URL/fullchain.pem"
+      _post "{\"value\": \"$_cfullchain\"}" "$URL/fullchain.pem" >/dev/null || return 1
+    fi
+
+    # To make it compatible with the wrong ca path `chain.pem` which was used in former versions
+    if _contains "$(_get "$URL/chain.pem")" "-----BEGIN CERTIFICATE-----"; then
+      _err "The CA certificate has moved from chain.pem to ca.pem, if you don't depend on chain.pem anymore, you can delete it to avoid this warning"
+      _info "Updating CA certificate to $URL/chain.pem for backward compatibility"
+      if [ -n "$VAULT_KV_V2" ]; then
+        _post "{\"data\": {\"value\": \"$_cca\"}}" "$URL/chain.pem" >/dev/null || return 1
+      else
+        _post "{\"value\": \"$_cca\"}" "$URL/chain.pem" >/dev/null || return 1
+      fi
     fi
   fi
 
diff --git a/deploy/vault_cli.sh b/deploy/vault_cli.sh
index cbb8cc59..3ebb8074 100644
--- a/deploy/vault_cli.sh
+++ b/deploy/vault_cli.sh
@@ -8,6 +8,8 @@
 #
 # VAULT_PREFIX - this contains the prefix path in vault
 # VAULT_ADDR - vault requires this to find your vault server
+# VAULT_SAVE_TOKEN - set to anything if you want to save the token
+# VAULT_RENEW_TOKEN - set to anything if you want to renew the token to default TTL before deploying
 #
 # additionally, you need to ensure that VAULT_TOKEN is avialable or
 # `vault auth` has applied the appropriate authorization for the vault binary
@@ -33,15 +35,36 @@ vault_cli_deploy() {
   _debug _cfullchain "$_cfullchain"
 
   # validate required env vars
+  _getdeployconf VAULT_PREFIX
   if [ -z "$VAULT_PREFIX" ]; then
     _err "VAULT_PREFIX needs to be defined (contains prefix path in vault)"
     return 1
   fi
+  _savedeployconf VAULT_PREFIX "$VAULT_PREFIX"
 
+  _getdeployconf VAULT_ADDR
   if [ -z "$VAULT_ADDR" ]; then
     _err "VAULT_ADDR needs to be defined (contains vault connection address)"
     return 1
   fi
+  _savedeployconf VAULT_ADDR "$VAULT_ADDR"
+
+  _getdeployconf VAULT_SAVE_TOKEN
+  _savedeployconf VAULT_SAVE_TOKEN "$VAULT_SAVE_TOKEN"
+
+  _getdeployconf VAULT_RENEW_TOKEN
+  _savedeployconf VAULT_RENEW_TOKEN "$VAULT_RENEW_TOKEN"
+
+  _getdeployconf VAULT_TOKEN
+  if [ -z "$VAULT_TOKEN" ]; then
+    _err "VAULT_TOKEN needs to be defined"
+    return 1
+  fi
+  if [ -n "$VAULT_SAVE_TOKEN" ]; then
+    _savedeployconf VAULT_TOKEN "$VAULT_TOKEN"
+  fi
+
+  _migratedeployconf FABIO VAULT_FABIO_MODE
 
   VAULT_CMD=$(command -v vault)
   if [ ! $? ]; then
@@ -49,13 +72,33 @@ vault_cli_deploy() {
     return 1
   fi
 
-  if [ -n "$FABIO" ]; then
+  if [ -n "$VAULT_RENEW_TOKEN" ]; then
+    _info "Renew the Vault token to default TTL"
+    if ! $VAULT_CMD token renew; then
+      _err "Failed to renew the Vault token"
+      return 1
+    fi
+  fi
+
+  if [ -n "$VAULT_FABIO_MODE" ]; then
+    _info "Writing certificate and key to ${VAULT_PREFIX}/${_cdomain} in Fabio mode"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}" cert=@"$_cfullchain" key=@"$_ckey" || return 1
   else
+    _info "Writing certificate to ${VAULT_PREFIX}/${_cdomain}/cert.pem"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/cert.pem" value=@"$_ccert" || return 1
+    _info "Writing key to ${VAULT_PREFIX}/${_cdomain}/cert.key"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/cert.key" value=@"$_ckey" || return 1
-    $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/chain.pem" value=@"$_cca" || return 1
+    _info "Writing CA certificate to ${VAULT_PREFIX}/${_cdomain}/ca.pem"
+    $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/ca.pem" value=@"$_cca" || return 1
+    _info "Writing full-chain certificate to ${VAULT_PREFIX}/${_cdomain}/fullchain.pem"
     $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/fullchain.pem" value=@"$_cfullchain" || return 1
+
+    # To make it compatible with the wrong ca path `chain.pem` which was used in former versions
+    if $VAULT_CMD kv get "${VAULT_PREFIX}/${_cdomain}/chain.pem" >/dev/null; then
+      _err "The CA certificate has moved from chain.pem to ca.pem, if you don't depend on chain.pem anymore, you can delete it to avoid this warning"
+      _info "Updating CA certificate to ${VAULT_PREFIX}/${_cdomain}/chain.pem for backward compatibility"
+      $VAULT_CMD kv put "${VAULT_PREFIX}/${_cdomain}/chain.pem" value=@"$_cca" || return 1
+    fi
   fi
 
 }
diff --git a/dnsapi/dns_arvan.sh b/dnsapi/dns_arvan.sh
index 4c9217e5..4ca5b685 100644
--- a/dnsapi/dns_arvan.sh
+++ b/dnsapi/dns_arvan.sh
@@ -1,10 +1,10 @@
 #!/usr/bin/env sh
 
-#Arvan_Token="Apikey xxxx"
+# Arvan_Token="Apikey xxxx"
 
-ARVAN_API_URL="https://napi.arvancloud.com/cdn/4.0/domains"
-#Author: Vahid Fardi
-#Report Bugs here: https://github.com/Neilpang/acme.sh
+ARVAN_API_URL="https://napi.arvancloud.ir/cdn/4.0/domains"
+# Author: Vahid Fardi
+# Report Bugs here: https://github.com/Neilpang/acme.sh
 #
 ########  Public functions #####################
 
@@ -18,7 +18,7 @@ dns_arvan_add() {
 
   if [ -z "$Arvan_Token" ]; then
     _err "You didn't specify \"Arvan_Token\" token yet."
-    _err "You can get yours from here https://npanel.arvancloud.com/profile/api-keys"
+    _err "You can get yours from here https://npanel.arvancloud.ir/profile/api-keys"
     return 1
   fi
   #save the api token to the account conf file.
@@ -40,7 +40,7 @@ dns_arvan_add() {
       _info "response id is $response"
       _info "Added, OK"
       return 0
-    elif _contains "$response" "Record Data is Duplicated"; then
+    elif _contains "$response" "Record Data is duplicate"; then
       _info "Already exists, OK"
       return 0
     else
@@ -141,6 +141,7 @@ _arvan_rest() {
     response="$(_post "$data" "$ARVAN_API_URL/$ep" "" "$mtd")"
   elif [ "$mtd" = "POST" ]; then
     export _H2="Content-Type: application/json"
+    export _H3="Accept: application/json"
     _debug data "$data"
     response="$(_post "$data" "$ARVAN_API_URL/$ep" "" "$mtd")"
   else
diff --git a/dnsapi/dns_gcore.sh b/dnsapi/dns_gcore.sh
new file mode 100755
index 00000000..d549a650
--- /dev/null
+++ b/dnsapi/dns_gcore.sh
@@ -0,0 +1,187 @@
+#!/usr/bin/env sh
+
+#
+#GCORE_Key='773$7b7adaf2a2b32bfb1b83787b4ff32a67eb178e3ada1af733e47b1411f2461f7f4fa7ed7138e2772a46124377bad7384b3bb8d87748f87b3f23db4b8bbe41b2bb'
+#
+
+GCORE_Api="https://api.gcorelabs.com/dns/v2"
+GCORE_Doc="https://apidocs.gcore.com/dns"
+
+########  Public functions #####################
+
+#Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_gcore_add() {
+  fulldomain=$1
+  txtvalue=$2
+
+  GCORE_Key="${GCORE_Key:-$(_readaccountconf_mutable GCORE_Key)}"
+
+  if [ -z "$GCORE_Key" ]; then
+    GCORE_Key=""
+    _err "You didn't specify a Gcore api key yet."
+    _err "You can get yours from here $GCORE_Doc"
+    return 1
+  fi
+
+  #save the api key to the account conf file.
+  _saveaccountconf_mutable GCORE_Key "$GCORE_Key"
+
+  _debug "First detect the zone name"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _zone_name "$_zone_name"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _gcore_rest GET "zones/$_zone_name/$fulldomain/TXT"
+  payload=""
+
+  if echo "$response" | grep "record is not found" >/dev/null; then
+    _info "Record doesn't exists"
+    payload="{\"resource_records\":[{\"content\":[\"$txtvalue\"],\"enabled\":true}],\"ttl\":120}"
+  elif echo "$response" | grep "$txtvalue" >/dev/null; then
+    _info "Already exists, OK"
+    return 0
+  elif echo "$response" | tr -d " " | grep \"name\":\""$fulldomain"\",\"type\":\"TXT\" >/dev/null; then
+    _info "Record with mismatch txtvalue, try update it"
+    payload=$(echo "$response" | tr -d " " | sed 's/"updated_at":[0-9]\+,//g' | sed 's/"meta":{}}]}/"meta":{}},{"content":['\""$txtvalue"\"'],"enabled":true}]}/')
+  fi
+
+  # For wildcard cert, the main root domain and the wildcard domain have the same txt subdomain name, so
+  # we can not use updating anymore.
+  #  count=$(printf "%s\n" "$response" | _egrep_o "\"count\":[^,]*" | cut -d : -f 2)
+  #  _debug count "$count"
+  #  if [ "$count" = "0" ]; then
+  _info "Adding record"
+  if _gcore_rest PUT "zones/$_zone_name/$fulldomain/TXT" "$payload"; then
+    if _contains "$response" "$txtvalue"; then
+      _info "Added, OK"
+      return 0
+    elif _contains "$response" "rrset is already exists"; then
+      _info "Already exists, OK"
+      return 0
+    else
+      _err "Add txt record error."
+      return 1
+    fi
+  fi
+  _err "Add txt record error."
+  return 1
+}
+
+#fulldomain txtvalue
+dns_gcore_rm() {
+  fulldomain=$1
+  txtvalue=$2
+
+  GCORE_Key="${GCORE_Key:-$(_readaccountconf_mutable GCORE_Key)}"
+
+  _debug "First detect the root zone"
+  if ! _get_root "$fulldomain"; then
+    _err "invalid domain"
+    return 1
+  fi
+  _debug _zone_name "$_zone_name"
+  _debug _sub_domain "$_sub_domain"
+  _debug _domain "$_domain"
+
+  _debug "Getting txt records"
+  _gcore_rest GET "zones/$_zone_name/$fulldomain/TXT"
+
+  if echo "$response" | grep "record is not found" >/dev/null; then
+    _info "No such txt recrod"
+    return 0
+  fi
+
+  if ! echo "$response" | tr -d " " | grep \"name\":\""$fulldomain"\",\"type\":\"TXT\" >/dev/null; then
+    _err "Error: $response"
+    return 1
+  fi
+
+  if ! echo "$response" | tr -d " " | grep \""$txtvalue"\" >/dev/null; then
+    _info "No such txt recrod"
+    return 0
+  fi
+
+  count="$(echo "$response" | grep -o "content" | wc -l)"
+
+  if [ "$count" = "1" ]; then
+    if ! _gcore_rest DELETE "zones/$_zone_name/$fulldomain/TXT"; then
+      _err "Delete record error. $response"
+      return 1
+    fi
+    return 0
+  fi
+
+  payload="$(echo "$response" | tr -d " " | sed 's/"updated_at":[0-9]\+,//g' | sed 's/{"id":[0-9]\+,"content":\["'"$txtvalue"'"\],"enabled":true,"meta":{}}//' | sed 's/\[,/\[/' | sed 's/,,/,/' | sed 's/,\]/\]/')"
+  if ! _gcore_rest PUT "zones/$_zone_name/$fulldomain/TXT" "$payload"; then
+    _err "Delete record error. $response"
+  fi
+}
+
+####################  Private functions below ##################################
+#_acme-challenge.sub.domain.com
+#returns
+# _sub_domain=_acme-challenge.sub or _acme-challenge
+# _domain=domain.com
+# _zone_name=domain.com or sub.domain.com
+_get_root() {
+  domain=$1
+  i=1
+  p=1
+
+  while true; do
+    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _debug h "$h"
+    if [ -z "$h" ]; then
+      #not valid
+      return 1
+    fi
+
+    if ! _gcore_rest GET "zones/$h"; then
+      return 1
+    fi
+
+    if _contains "$response" "\"name\":\"$h\""; then
+      _zone_name=$h
+      if [ "$_zone_name" ]; then
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _domain=$h
+        return 0
+      fi
+      return 1
+    fi
+    p=$i
+    i=$(_math "$i" + 1)
+  done
+  return 1
+}
+
+_gcore_rest() {
+  m=$1
+  ep="$2"
+  data="$3"
+  _debug "$ep"
+
+  key_trimmed=$(echo "$GCORE_Key" | tr -d '"')
+
+  export _H1="Content-Type: application/json"
+  export _H2="Authorization: APIKey $key_trimmed"
+
+  if [ "$m" != "GET" ]; then
+    _debug data "$data"
+    response="$(_post "$data" "$GCORE_Api/$ep" "" "$m")"
+  else
+    response="$(_get "$GCORE_Api/$ep")"
+  fi
+
+  if [ "$?" != "0" ]; then
+    _err "error $ep"
+    return 1
+  fi
+  _debug2 response "$response"
+  return 0
+}
diff --git a/dnsapi/dns_gd.sh b/dnsapi/dns_gd.sh
index 44c3d279..1729115e 100755
--- a/dnsapi/dns_gd.sh
+++ b/dnsapi/dns_gd.sh
@@ -22,8 +22,8 @@ dns_gd_add() {
   if [ -z "$GD_Key" ] || [ -z "$GD_Secret" ]; then
     GD_Key=""
     GD_Secret=""
-    _err "You don't specify godaddy api key and secret yet."
-    _err "Please create you key and try again."
+    _err "You didn't specify godaddy api key and secret yet."
+    _err "Please create your key and try again."
     return 1
   fi
 
@@ -46,7 +46,7 @@ dns_gd_add() {
   fi
 
   if _contains "$response" "$txtvalue"; then
-    _info "The record is existing, skip"
+    _info "This record already exists, skipping"
     return 0
   fi
 
diff --git a/dnsapi/dns_openstack.sh b/dnsapi/dns_openstack.sh
index 38619e6f..fcc1dc2e 100755
--- a/dnsapi/dns_openstack.sh
+++ b/dnsapi/dns_openstack.sh
@@ -57,16 +57,16 @@ _dns_openstack_create_recordset() {
 
   if [ -z "$_recordset_id" ]; then
     _info "Creating a new recordset"
-    if ! _recordset_id=$(openstack recordset create -c id -f value --type TXT --record "$txtvalue" "$_zone_id" "$fulldomain."); then
+    if ! _recordset_id=$(openstack recordset create -c id -f value --type TXT --record="$txtvalue" "$_zone_id" "$fulldomain."); then
       _err "No recordset ID found after create"
       return 1
     fi
   else
     _info "Updating existing recordset"
-    # Build new list of --record <rec> args for update
-    _record_args="--record $txtvalue"
+    # Build new list of --record=<rec> args for update
+    _record_args="--record=$txtvalue"
     for _rec in $_records; do
-      _record_args="$_record_args --record $_rec"
+      _record_args="$_record_args --record=$_rec"
     done
     # shellcheck disable=SC2086
     if ! _recordset_id=$(openstack recordset set -c id -f value $_record_args "$_zone_id" "$fulldomain."); then
@@ -107,13 +107,13 @@ _dns_openstack_delete_recordset() {
     fi
   else
     _info "Found existing records, updating recordset"
-    # Build new list of --record <rec> args for update
+    # Build new list of --record=<rec> args for update
     _record_args=""
     for _rec in $_records; do
       if [ "$_rec" = "$txtvalue" ]; then
         continue
       fi
-      _record_args="$_record_args --record $_rec"
+      _record_args="$_record_args --record=$_rec"
     done
     # shellcheck disable=SC2086
     if ! openstack recordset set -c id -f value $_record_args "$_zone_id" "$fulldomain." >/dev/null; then