Postfix is an attempt to provide an alternative to the widely-used Sendmail program. Postfix attempts to be fast, easy to administer, and hopefully secure, while at the same time being sendmail compatible enough to not upset your users.
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This stable release fixes a defect in SASL support. With plaintext SMTP sessions and smtpd_tls_auth_only=yes and smtp_sasl_auth_enable=yes, the SMTP server logged warnings for reject_*_sender_login_mismatch, instead of enforcing them.
