stream_socket_enable_crypto(): Peer certificate CN=*.yourhostingcompany.com did not match expected CN=mail.yourdomain.com when sending emai

If you receive the following error:

"ERROR Warning: stream_socket_enable_crypto(): Peer certificateCN=*.yourhostingcompany.com' did not match expected CN=mail.yourdomain.com' in ..."

You are not using the proper server name for your mail server.

In order to resolve this error make sure that the proper server name is used (For Example: the cPanel server name) or the option "Ignore Invalid Mail Server SSL" is enabled under Settings **> **Mail Configuration.

Updated on: 27/02/2023