Hello Everyone, I am getting below error while testing the mail notification in jenkins, Previously I was able to send mail but currently its failing with below error
using smtp.office365.com port: 587 Can someone please share the solution? Failed to send out e-mail javax.mail.AuthenticationFailedException: 421 4.7.66 TLS 1.0 and 1.1 are not supported. Please upgrade/update your client to support TLS 1.2. Visit https://aka.ms/smtp_auth_tls. [MW4PR03CA0280.namprd03.prod.outlook.com] at com.sun.mail.smtp.SMTPTransport$Authenticator.authenticate(SMTPTransport.java:809) at com.sun.mail.smtp.SMTPTransport.authenticate(SMTPTransport.java:752) at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:669) -- You received this message because you are subscribed to the Google Groups "Jenkins Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to jenkinsci-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/jenkinsci-users/CACSZ5Udjri046RtpYsTrWMaVuQ8vmne0F5RPPuQj2E8JxMEJ%2BA%40mail.gmail.com.
