Simple Mail Transfer Protocol. A protocol for delivering e-mail from an end user to a server for storage and later retrieval by the intended recipient.

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is there a risk in increasing esmtp header line length against rfc5822 - asa/pix question

Have a question towards the 998 bytes limitation on the esmtp header line length. We have noticed the asa is dropping emails coming from various external mail servers with the header line length ...
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Email account password change via email-to-script

I host a mail server (postfix and dovecot) and I wish to set up a password change feature (especially useful when creating a new address provided with a temporary password). Does my scenario has ...
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Is my Postfix and Dovecot configuration secure?

Today I set up my first server with Dovecot and Postfix. These are excerpts from the configuration files: Dovecot: disable_plaintext_auth = yes ssl = required ssl_prefer_server_ciphers = yes ...