diff --git a/README.md b/README.md
index f3c54a9..196e802 100644
--- a/README.md
+++ b/README.md
@@ -97,6 +97,8 @@ Contributions are what make the open source community such an amazing place to b
 * [notie](https://jaredreich.com/notie/) - toast notifications
 
 ## 📚 Resources
+* [Mozilla SSL Configuration Generator v5](https://ssl-config.mozilla.org)
+* [Mozilla SSL Configuration Generator](https://mozilla.github.io/server-side-tls/ssl-config-generator/)
 * [OWASP TLS Cipher String Cheat Sheet](https://github.com/OWASP/CheatSheetSeries/blob/master/cheatsheets/TLS_Cipher_String_Cheat_Sheet.md)
 * [Nginx Optimization: understanding sendfile, tcp_nodelay and tcp_nopush](https://thoughts.t37.net/nginx-optimization-understanding-sendfile-tcp-nodelay-and-tcp-nopush-c55cdd276765)
 * [NGINX Tuning For Best Performance](https://gist.github.com/denji/8359866)
diff --git a/public/assets/js/app.js b/public/assets/js/app.js
index 3b09ac6..f485685 100644
--- a/public/assets/js/app.js
+++ b/public/assets/js/app.js
@@ -65,7 +65,7 @@
 		}],
 
 		// COMMON - HTTPS
-		ssl_profile:			'B',
+		ssl_profile:			'intermediate',
 		resolver_cloudflare:	true,
 		resolver_google:		true,
 		resolver_opendns:		true,
@@ -404,26 +404,117 @@
 					'pptx?|potx?|pptm|potm|ppsx?',
 		};
 
+		// https://github.com/mozilla/ssl-config-generator/blob/master/config/server-side-tls-conf-5.0.json
 		$scope.sslProfiles = {
-			A: {
-				name: 'OWASP A (Advanced)',
-				protocols: 'TLSv1.2 TLSv1.3',
-				ciphers: 'TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256',
+			modern: {
+				name: 'Mozilla Modern',
+				protocols: [
+					'TLSv1.3',
+				],
+				ciphers: [
+					'TLS_AES_256_GCM_SHA384',
+					'TLS_AES_128_GCM_SHA256',
+					'TLS_CHACHA20_POLY1305_SHA256',
+				],
+				server_preferred_order: false,
+				dh_param_size: false,
+				oldest_clients: ['Firefox 63', 'Android 10.0', 'Chrome 70', 'Edge 75', 'Java 11', 'OpenSSL 1.1.1', 'Opera 57', 'Safari 12.1'],
 			},
-			B: {
-				name: 'OWASP B (Broad Compatibility)',
-				protocols: 'TLSv1.2 TLSv1.3',
-				ciphers: 'TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256',
+			intermediate: {
+				name: 'Mozilla Intermediate',
+				protocols: [
+					'TLSv1.2',
+					'TLSv1.3',
+				],
+				ciphers: [
+					'TLS_AES_256_GCM_SHA384',
+					'TLS_AES_128_GCM_SHA256',
+					'TLS_CHACHA20_POLY1305_SHA256',
+					'ECDHE-ECDSA-AES256-GCM-SHA384',
+					'ECDHE-RSA-AES256-GCM-SHA384',
+					'ECDHE-ECDSA-AES128-GCM-SHA256',
+					'ECDHE-RSA-AES128-GCM-SHA256',
+					'ECDHE-ECDSA-CHACHA20-POLY1305',
+					'ECDHE-RSA-CHACHA20-POLY1305',
+					'DHE-RSA-AES256-GCM-SHA384',
+					'DHE-RSA-AES128-GCM-SHA256',
+				],
+				server_preferred_order: true,
+				dh_param_size: 2048,
+				oldest_clients: ['Firefox 27', 'Android 4.4.2', 'Chrome 31', 'Edge', 'IE 11 on Windows 7', 'Java 8u31', 'OpenSSL 1.0.1', 'Safari 9'],
 			},
-			C: {
-				name: 'OWASP C (Widest Compatibility)',
-				protocols: 'TLSv1 TLSv1.1 TLSv1.2 TLSv1.3',
-				ciphers: 'TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA',
-			},
-			D: {
-				name: 'OWASP D (Legacy)',
-				protocols: 'TLSv1 TLSv1.1 TLSv1.2 TLSv1.3',
-				ciphers: 'TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-SHA256:DHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA:DHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA',
+			old: {
+				name: 'Mozilla Old',
+				protocols: [
+					'TLSv1',
+					'TLSv1.1',
+					'TLSv1.2',
+					'TLSv1.3',
+				],
+				ciphers: [
+					'TLS_AES_256_GCM_SHA384',
+					'TLS_AES_128_GCM_SHA256',
+					'TLS_CHACHA20_POLY1305_SHA256',
+					'ECDHE-ECDSA-CHACHA20-POLY1305',
+					'ECDHE-RSA-CHACHA20-POLY1305',
+					'ECDHE-ECDSA-AES128-GCM-SHA256',
+					'ECDHE-RSA-AES128-GCM-SHA256',
+					'ECDHE-ECDSA-AES256-GCM-SHA384',
+					'ECDHE-RSA-AES256-GCM-SHA384',
+					'DHE-RSA-AES128-GCM-SHA256',
+					'DHE-RSA-AES256-GCM-SHA384',
+					'DHE-DSS-AES128-GCM-SHA256',
+					'DHE-DSS-AES256-GCM-SHA384',
+					'ECDHE-RSA-AES128-SHA256',
+					'ECDHE-ECDSA-AES128-SHA256',
+					'ECDHE-RSA-AES128-SHA',
+					'ECDHE-ECDSA-AES128-SHA',
+					'ECDHE-RSA-AES256-SHA384',
+					'ECDHE-ECDSA-AES256-SHA384',
+					'ECDHE-RSA-AES256-SHA',
+					'ECDHE-ECDSA-AES256-SHA',
+					'DHE-RSA-AES128-SHA256',
+					'DHE-RSA-AES128-SHA',
+					'DHE-DSS-AES128-SHA256',
+					'DHE-RSA-AES256-SHA256',
+					'DHE-DSS-AES256-SHA',
+					'DHE-RSA-AES256-SHA',
+					'ECDHE-RSA-DES-CBC3-SHA',
+					'ECDHE-ECDSA-DES-CBC3-SHA',
+					'EDH-RSA-DES-CBC3-SHA',
+					'AES128-GCM-SHA256',
+					'AES256-GCM-SHA384',
+					'AES128-SHA256',
+					'AES256-SHA256',
+					'AES128-SHA',
+					'AES256-SHA',
+					'DHE-DSS-AES256-SHA256',
+					'DHE-DSS-AES128-SHA',
+					'DES-CBC3-SHA',
+					'DHE-RSA-CHACHA20-POLY1305',
+					'ECDHE-RSA-CAMELLIA256-SHA384',
+					'ECDHE-ECDSA-CAMELLIA256-SHA384',
+					'DHE-RSA-CAMELLIA256-SHA256',
+					'DHE-DSS-CAMELLIA256-SHA256',
+					'DHE-RSA-CAMELLIA256-SHA',
+					'DHE-DSS-CAMELLIA256-SHA',
+					'CAMELLIA256-SHA256',
+					'CAMELLIA256-SHA',
+					'ECDHE-RSA-CAMELLIA128-SHA256',
+					'ECDHE-ECDSA-CAMELLIA128-SHA256',
+					'DHE-RSA-CAMELLIA128-SHA256',
+					'DHE-DSS-CAMELLIA128-SHA256',
+					'DHE-RSA-CAMELLIA128-SHA',
+					'DHE-DSS-CAMELLIA128-SHA',
+					'CAMELLIA128-SHA256',
+					'CAMELLIA128-SHA',
+					'DHE-RSA-SEED-SHA',
+					'DHE-DSS-SEED-SHA',
+					'SEED-SHA',
+				],
+				server_preferred_order: true,
+				dh_param_size: 1024,
+				oldest_clients: ['Firefox 1', 'Chrome 1', 'Opera 5', 'Safari 1', 'IE8 on Windows XP', 'Android 2.3', 'Java 7', 'OpenSSL 0.9.8'],
 			},
 		};
 
@@ -948,11 +1039,7 @@
 
 		// COMMON - HTTPS
 		$scope.isSSLDHRequired = function() {
-			return $scope.hasHTTPS() && $scope.sslProfiles[$scope.data.ssl_profile].ciphers.indexOf(':DHE') !== -1;
-		};
-
-		$scope.isSSLProfileLegacy = function() {
-			return $scope.hasHTTPS() && $scope.data.ssl_profile === 'D';
+			return $scope.hasHTTPS() && $scope.sslProfiles[$scope.data.ssl_profile].dh_param_size;
 		};
 
 		$scope.isResolverCloudflare = function() {
diff --git a/public/index.html b/public/index.html
index d880f9f..2068d64 100644
--- a/public/index.html
+++ b/public/index.html
@@ -605,28 +605,22 @@
 										<div class="row">
 											<legend class="col-sm-3 col-form-label col-form-label-sm">SSL profile</legend>
 											<div class="col-sm-9">
-												<div class="form-check form-check-inline" ng-class="{ 'input-changed': data.ssl_profile !== defaultData.ssl_profile && data.ssl_profile === 'A' }">
-													<input class="form-check-input" type="radio" id="OWASP-A" ng-model="data.ssl_profile" value="A">
-													<label class="form-check-label col-form-label-sm" for="OWASP-A">
-														<span tooltips tooltip-template="<strong>Advanced</strong>, wide browser compatibility, e.g. to most newer browser versions<br><br>Oldest compatible clients:<ul><li>Android 4.4.2</li><li>Chrome 32/Win 7</li><li>Chrome 34/OS X</li><li>Edge 12/Win 10</li><li>Firefox 27/Win 8</li><li>IE11/Win 7 + MS14-066</li><li>Java8b132</li><li>OpenSSL 1.0.1e</li><li>Safari 9/iOS 9.</li></ul>" tooltip-side="top" tooltip-class="ssl">OWASP A</span>
+												<div class="form-check form-check-inline" ng-class="{ 'input-changed': data.ssl_profile !== defaultData.ssl_profile && data.ssl_profile === 'modern' }">
+													<input class="form-check-input" type="radio" id="ssl-modern" ng-model="data.ssl_profile" value="modern">
+													<label class="form-check-label col-form-label-sm" for="ssl-modern">
+														<span tooltips tooltip-template="For services that don't need backward compatibility, the parameters below provide a higher level of security.<br><br>Oldest compatible clients:<ul><li>{{ sslProfiles.modern.oldest_clients.join('</li><li>') }}</li></ul>" tooltip-side="top" tooltip-class="ssl">Mozilla Modern</span>
 													</label>
 												</div>
-												<div class="form-check form-check-inline" ng-class="{ 'input-changed': data.ssl_profile !== defaultData.ssl_profile && data.ssl_profile === 'B' }">
-													<input class="form-check-input" type="radio" id="OWASP-B" ng-model="data.ssl_profile" value="B">
-													<label class="form-check-label col-form-label-sm" for="OWASP-B">
-														<span tooltips tooltip-template="<strong>Broad</strong> compatibility to browsers, check the compatibility to other protocols before using it, e.g. IMAPS<br><br>Oldest compatible clients: <ul><li>Android 4.4.2</li><li>Chrome 30/Win 7</li><li>Chrome 34/OS X</li><li>Edge 12/Win 10</li><li>Firefox 27/Win 8</li><li>IE11/Win 7</li><li>IE 11/WinPhone 8.1</li><li>Java8b132</li><li>OpenSSL 1.0.1e</li><li>Opera 17/Win 7</li><li>Safari 5/iOS 5.1.1</li><li>Safari 7/OS X 10.9</li></ul>" tooltip-side="top" tooltip-class="ssl">OWASP B</span>
+												<div class="form-check form-check-inline" ng-class="{ 'input-changed': data.ssl_profile !== defaultData.ssl_profile && data.ssl_profile === 'intermediate' }">
+													<input class="form-check-input" type="radio" id="ssl-intermediate" ng-model="data.ssl_profile" value="intermediate">
+													<label class="form-check-label col-form-label-sm" for="ssl-intermediate">
+														<span tooltips tooltip-template="For services that don't need compatibility with legacy clients, but still need to support a wide range of clients, this configuration is recommended.<br><br>Oldest compatible clients: <ul><li>{{ sslProfiles.intermediate.oldest_clients.join('</li><li>') }}</li></ul>" tooltip-side="top" tooltip-class="ssl">Mozilla Intermediate</span>
 													</label>
 												</div>
-												<div class="form-check form-check-inline" ng-class="{ 'input-changed': data.ssl_profile !== defaultData.ssl_profile && data.ssl_profile === 'C' }">
-													<input class="form-check-input" type="radio" id="OWASP-C" ng-model="data.ssl_profile" value="C">
-													<label class="form-check-label col-form-label-sm" for="OWASP-C">
-														<span tooltips tooltip-template="<strong>Widest Compatibility</strong>, compatibility to most legacy browsers, legacy libraries (still patched) and other application protocols besides https, e.g. IMAPS<br><br>Oldest compatible clients: <ul><li>Android 2.3.7/4.0.4</li><li>Chrome 27/Win 7</li><li>Chrome 34/OS X</li><li>Edge 12/Win 10</li><li>Firefox 10.0.12 ESR/Win 7</li><li>Firefox 21/Win 7+Fedora 19</li><li>IE 7/Vista</li><li>IE 10/WinPhone 8.0</li><li>Java 7u25</li><li>OpenSSL 0.9.8y</li><li>Opera 12.15/Win 7</li><li>Safari 5/iOS 5.1.1</li><li>Safari 5.1.9/OS X 10.6.8</li></ul>" tooltip-side="top" tooltip-class="ssl">OWASP C</span>
-													</label>
-												</div>
-												<div class="form-check form-check-inline" ng-class="{ 'input-changed': data.ssl_profile !== defaultData.ssl_profile && data.ssl_profile === 'D' }">
-													<input class="form-check-input" type="radio" id="OWASP-D" ng-model="data.ssl_profile" value="D">
-													<label class="form-check-label col-form-label-sm" for="OWASP-D">
-														<span tooltips tooltip-template="<strong>Legacy</strong>, widest compatibility to real old browsers and legacy libraries and other application protocols like SMTP" tooltip-side="top" tooltip-class="ssl">OWASP D</span>
+												<div class="form-check form-check-inline" ng-class="{ 'input-changed': data.ssl_profile !== defaultData.ssl_profile && data.ssl_profile === 'old' }">
+													<input class="form-check-input" type="radio" id="ssl-old" ng-model="data.ssl_profile" value="old">
+													<label class="form-check-label col-form-label-sm" for="ssl-old">
+														<span tooltips tooltip-template="This is the old ciphersuite that works with all clients back to Windows XP/IE6. It should be used as a last resort only.<br><br>Oldest compatible clients: <ul><li>{{ sslProfiles.old.oldest_clients.join('</li><li>') }}</li></ul>" tooltip-side="top" tooltip-class="ssl">Mozilla Old</span>
 													</label>
 												</div>
 											</div>
@@ -655,7 +649,7 @@
 										<label class="col-sm-3 col-form-label col-form-label-sm">
 											Let's Encrypt webroot
 										</label>
-										<div class="col-sm-9">
+										<div class="col-sm-9 col-xl-7">
 											<input type="text"
 												class="form-control form-control-sm"
 												ng-model="data.directory_letsencrypt"
diff --git a/public/templates/commands.html b/public/templates/commands.html
index 4c7fa09..c0b61e3 100644
--- a/public/templates/commands.html
+++ b/public/templates/commands.html
@@ -23,7 +23,7 @@
 --><!--
 
 ✔ SSL DH required --><span ng-if="isSSLDHRequired()"><span class="hljs-comment"><span class="counter">.</span> Generate Diffie-Hellman keys:</span>
-   <span class="hljs-section">openssl</span> <span class="hljs-attribute">dhparam -dsaparam</span> <span class="hljs-attribute">-out</span> {{ data.directory_nginx }}dhparam.pem <span class="hljs-number">{{ isSSLProfileLegacy() ? 1024 : 2048 }}</span>
+   <span class="hljs-section">openssl</span> <span class="hljs-attribute">dhparam -dsaparam</span> <span class="hljs-attribute">-out</span> {{ data.directory_nginx }}dhparam.pem <span class="hljs-number">{{ sslProfiles[ data.ssl_profile ].dh_param_size }}</span>
 </span><!--
 
 ✔ Let's Encrypt
diff --git a/public/templates/conf/nginx.conf.html b/public/templates/conf/nginx.conf.html
index 13a44be..2240037 100644
--- a/public/templates/conf/nginx.conf.html
+++ b/public/templates/conf/nginx.conf.html
@@ -52,7 +52,7 @@ http {<!--
 
 	# SSL
 	ssl_session_timeout 1d;
-	ssl_session_cache shared:SSL:50m;
+	ssl_session_cache shared:SSL:10m;
 	ssl_session_tickets off;<!--
 
 	✔ SSL DH required --><span ng-if="isSSLDHRequired()">
@@ -61,9 +61,11 @@ http {<!--
 	ssl_dhparam {{ data.directory_nginx }}dhparam.pem;</span>
 
 	# {{ sslProfiles[ data.ssl_profile ].name }} configuration
-	ssl_protocols {{ sslProfiles[ data.ssl_profile ].protocols }};
-	ssl_ciphers {{ sslProfiles[ data.ssl_profile ].ciphers }};
-	ssl_prefer_server_ciphers on;
+	ssl_protocols {{ sslProfiles[ data.ssl_profile ].protocols.join(' ') }};
+	ssl_ciphers {{ sslProfiles[ data.ssl_profile ].ciphers.join(':') }};<!--
+
+	✔ SSL server preferred order --><span ng-if="sslProfiles[ data.ssl_profile ].server_preferred_order">
+	ssl_prefer_server_ciphers on;</span>
 
 	# OCSP Stapling
 	ssl_stapling on;