diff --git a/packages/mitmproxy/src/lib/proxy/common/config.js b/packages/mitmproxy/src/lib/proxy/common/config.js
index de534cae..77d508b9 100644
--- a/packages/mitmproxy/src/lib/proxy/common/config.js
+++ b/packages/mitmproxy/src/lib/proxy/common/config.js
@@ -1,5 +1,4 @@
 const path = require('path')
-
 const config = exports
 
 config.caCertFileName = 'dev-sidecar.ca.crt'
@@ -8,7 +7,7 @@ config.caKeyFileName = 'dev-sidecar.ca.key.pem'
 
 config.defaultPort = 1181
 
-config.caName = 'DevSidecar CA'
+config.caName = 'This certificate is generated locally'
 
 config.getDefaultCABasePath = function () {
   const userHome = process.env.HOME || process.env.USERPROFILE
diff --git a/packages/mitmproxy/src/lib/proxy/tls/tlsUtils.js b/packages/mitmproxy/src/lib/proxy/tls/tlsUtils.js
index 8bb0aa3c..93d7928b 100644
--- a/packages/mitmproxy/src/lib/proxy/tls/tlsUtils.js
+++ b/packages/mitmproxy/src/lib/proxy/tls/tlsUtils.js
@@ -9,6 +9,15 @@ const mkdirp = require('mkdirp')
 const utils = exports
 const pki = forge.pki
 
+// const os = require('os')
+// let username = 'dev-sidecar'
+// try {
+//   const user = os.userInfo()
+//   username = user.username
+// } catch (e) {
+//   console.log('get userinfo error', e)
+// }
+
 utils.createCA = function (CN) {
   const keys = pki.rsa.generateKeyPair(2046)
   const cert = pki.createCertificate()