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smtp error (535): authentication failed

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    Question Plesk SMTP authentication Error through Python script

    I have one VPS with a Plesk server configuration. On the same VPS Plesk-Mail server is running. I am able to send mail through webmail. But whenever using a script and using the below values to send mail through SMTP, it gives an authentication error. How to solve this problem? Note: Same...
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    Resolved disable plaintext (PLAIN) authentication in imap/dovecot and smtp/postfix breaking webmail/roundcube

    Hi there, After following this article to disable plaintext authentication for my mail service (imap/dovecot and smtp/postfix) I ran into the following issues with Roundcude webmail service. https://support.plesk.com/hc/en-us/articles/213400829 Roundcude webmail is not working, showing me SMTP...
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