Posts Tagged FOSS

The Power of Pipes

Okay guys, the log if filling with

sshd[20117]: Invalid user pi from port 50416
sshd[20117]: input_userauth_request: invalid user pi [preauth]
sshd[20117]: Received disconnect from port 50416:11: Bye Bye [preauth]
sshd[20117]: Disconnected from port 50416 [preauth]
sshd[20119]: Invalid user cubie from port 39772
sshd[20119]: input_userauth_request: invalid user cubie [preauth]
sshd[20119]: Received disconnect from port 39772:11: Bye Bye [preauth]
sshd[20119]: Disconnected from port 39772 [preauth]
sshd[20121]: Invalid user guest from port 42858

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Postfix and virtual SMTP users

Short how-to use the save virtual users both for receiving emails via IMAPS, and sending via SMTP, or just rants for myself:

Source for the ideas and setup

/etc/postfix/ must contain:
smtpd_sasl_local_domain =
smtpd_sasl_auth_enable = yes

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