May 13 10:02:15 www postfix/smtpd\[21700\]: lost connection after CONNECT from unknown\[149.5.247.3\ ...
show moreMay 13 10:02:15 www postfix/smtpd\[21700\]: lost connection after CONNECT from unknown\[149.5.247.3\]
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2026-05-13 08:54:52 dovecot_login authenticator failed for H=(localhost) [149.5.247.3]:61597: 535 In ...
show more2026-05-13 08:54:52 dovecot_login authenticator failed for H=(localhost) [149.5.247.3]:61597: 535 Incorrect authentication data (set_id=a2)
2026-05-13 07:51:54 dovecot_login authenticator failed for H=(localhost) [149.5.247.3]:60200: 535 Incorrect authentication data (set_id=test06)
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Attempted brute-force SASL access to mail server - Repeat offender 149.5.247.3 banned at least 4 tim ...
show moreAttempted brute-force SASL access to mail server - Repeat offender 149.5.247.3 banned at least 4 times in the last 7 days
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May 13 11:21:56 server postfix/smtpd[1355643]: warning: unknown[149.5.247.3]: SASL LOGIN authenticat ...
show moreMay 13 11:21:56 server postfix/smtpd[1355643]: warning: unknown[149.5.247.3]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 13 12:25:40 server postfix/smtpd[1360339]: warning: unknown[149.5.247.3]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
May 13 13:28:46 server postfix/smtpd[1365336]: warning: unknown[149.5.247.3]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
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