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  #1  
Old 11th August 2010, 18:24
FeraTechInc FeraTechInc is offline
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Default pop3d brute force attack

How can I stop this attack?

Aug 11 11:22:59 server pop3d: Connection, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: Connection, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: LOGIN FAILED, user=login, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: Connection, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: LOGIN FAILED, user=louise, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: LOGIN FAILED, user=lloyd, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: LOGIN FAILED, user=logan, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: LOGOUT, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 server pop3d: Disconnected, ip=[::ffff:212.58.8.78]
Aug 11 11:22:59 fserver pop3d: Connection, ip=[::ffff:212.58.8.78]
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  #2  
Old 11th August 2010, 18:36
TechAvenue TechAvenue is offline
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Default

use fail2ban
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  #3  
Old 11th August 2010, 18:38
FeraTechInc FeraTechInc is offline
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Default

Sorry, just figured it out.

Fail2ban is installed.

However, the "CourierAuth" section was set to disabled.

It is enabled, the jerk trying to hack me is banned.
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