Jenkis邮件通知异常：MessagingException message: 530 Error: A secure connection is requiered(such as ssl)

问题现象：

Deploying /var/lib/jenkins/workspace/CloudPayment/target/CloudPayment.war to container Tomcat 8.x Remote with context CloudPayment
  Redeploying [/var/lib/jenkins/workspace/CloudPayment/target/CloudPayment.war]
  Undeploying [/var/lib/jenkins/workspace/CloudPayment/target/CloudPayment.war]
  Deploying [/var/lib/jenkins/workspace/CloudPayment/target/CloudPayment.war]
Checking for post-build
Performing post-build step
Checking if email needs to be generated
Email was triggered for: Always
Email was triggered for: Success
Sending email for trigger: Always
messageContentType = text/html; charset=UTF-8
  Collecting change authors...
    build: 430
Adding recipients from project recipient list
Adding recipients from trigger recipient list
Successfully created MimeMessage
Sending email to: [email protected] [email protected]
MessagingException message: 530 Error: A secure connection is requiered(such as ssl). More information at http://service.mail.qq.com/cgi-bin/help?id=28

Sending email for trigger: Success
messageContentType = text/html; charset=UTF-8
  Collecting change authors...
    build: 430
Adding recipients from project recipient list
Adding recipients from trigger recipient list
Successfully created MimeMessage
Sending email to: [email protected] [email protected]
MessagingException message: 530 Error: A secure connection is requiered(such as ssl). More information at http://service.mail.qq.com/cgi-bin/help?id=28

Finished: SUCCESS

问题原因：

• 没有开启SSL

问题解决：

• 进到系统管理->系统设置->Email Extension Plugin->点“高级”->勾选“Use SSL”