Mar 25 05:18:44 server postfix/smtpd[2561226]: warning: unknown[91.224.92.37]: SASL LOGIN authentica ...
show moreMar 25 05:18:44 server postfix/smtpd[2561226]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 25 05:47:01 server postfix/smtpd[2563842]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Mar 25 06:14:49 server postfix/smtpd[2566323]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
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Fail2Ban: 91.224.92.37 was banned for Recidive: Persistent attacker banned multiple times. UA: Recid ...
show moreFail2Ban: 91.224.92.37 was banned for Recidive: Persistent attacker banned multiple times. UA: Recidive/System Log
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Mar 27 18:35:07 mail postfix/smtpd[30593]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 18:35:07 mail postfix/smtpd[30593]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Mar 27 17:25:52 mail postfix/smtpd[25604]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 17:25:52 mail postfix/smtpd[25604]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Mar 27 16:16:36 mail postfix/smtpd[19316]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 16:16:36 mail postfix/smtpd[19316]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Mar 27 15:07:41 mail postfix/smtpd[12651]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 15:07:41 mail postfix/smtpd[12651]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Mar 27 14:01:12 mail postfix/smtpd[6684]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 14:01:12 mail postfix/smtpd[6684]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Mar 27 12:57:10 mail postfix/smtpd[32469]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 12:57:10 mail postfix/smtpd[32469]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Mar 27 11:53:27 mail postfix/smtpd[26443]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 11:53:27 mail postfix/smtpd[26443]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Mar 27 10:50:27 mail postfix/smtpd[19995]: warning: unknown[91.224.92.37]: SASL LOGIN authentication ...
show moreMar 27 10:50:27 mail postfix/smtpd[19995]: warning: unknown[91.224.92.37]: SASL LOGIN authentication failed: authentication failure
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Brute-Force
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