๐บ๐ฆ
MakselPr
2026-09-17 03:53:56
(2 minutes ago)
Sep 17 06:30:57 mail postfix/smtps/smtpd[2914967]: warning: unknown[78.87.12.166]: SASL LOGIN authen ...
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Sep 17 06:30:57 mail postfix/smtps/smtpd[2914967]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Sep 17 06:53:55 mail postfix/smtps/smtpd[2913479]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
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Brute-Force
๐บ๐ธ
jfz-abuse
2026-09-17 03:44:03
(12 minutes ago)
fail2ban: postfix-sasl
...
Brute-Force
๐ซ๐ท
pwozniak
2026-09-17 03:25:31
(30 minutes ago)
warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Brute-Force
๐ฎ๐ฉ
xveil
2026-09-17 03:00:02
(56 minutes ago)
2026-09-17T09:59:59.416382 mail-honeypot postfix/submission/smtpd[6767]: warning: unknown[78.87.12.1 ...
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2026-09-17T09:59:59.416382 mail-honeypot postfix/submission/smtpd[6767]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: authentication failure
...
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Brute-Force
Anonymous
2026-09-17 02:00:21
(1 hour ago)
6x Postfix SASL LOGIN authentication failed
Brute-Force
๐ฉ๐ช
R.G.
2026-09-17 01:44:18
(2 hours ago)
78.87.12.166 (GR/Greece/static078087012166.dsl.hol.gr), 7 distributed smtpauth attacks on account [c ...
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78.87.12.166 (GR/Greece/static078087012166.dsl.hol.gr), 7 distributed smtpauth attacks on account [cloacked] in the last 600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs:
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Brute-Force
๐ณ๐ฑ
ReyhZhao
2026-09-17 00:42:53
(3 hours ago)
Failed login attempt detected for the Mailu front submission service.
Brute-Force
๐ซ๐ท
dwmp
2026-09-17 00:28:47
(3 hours ago)
Sep 16 21:21:49 webcore postfix/smtpd[3892367]: warning: unknown[78.87.12.166]: SASL LOGIN authentic ...
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Sep 16 21:21:49 webcore postfix/smtpd[3892367]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: authentication failure
Sep 17 00:30:43 webcore postfix/smtpd[3947227]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: authentication failure
Sep 17 02:28:47 webcore postfix/smtpd[4001947]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: authentication failure
...
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Brute-Force
Anonymous
2026-09-17 00:25:33
(3 hours ago)
2026-09-17T02:25:31.335765+02:00 gollum postfix/smtpd[1798085]: warning: unknown[78.87.12.166]: SASL ...
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2026-09-17T02:25:31.335765+02:00 gollum postfix/smtpd[1798085]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
2026-09-17T02:25:31.807531+02:00 gollum postfix/smtpd[1798085]: lost connection after AUTH from unknown[78.87.12.166]
2026-09-17T02:25:31.807751+02:00 gollum postfix/smtpd[1798085]: disconnect from unknown[78.87.12.166] ehlo=1 auth=0/1 commands=1/2
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DDoS Attack
Brute-Force
๐ฉ๐ช
LRob
2026-09-16 23:34:42
(4 hours ago)
SMTP probing: asking whether the server offers authentication, then hanging up | 2026-09-16 23:34 UT ...
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SMTP probing: asking whether the server offers authentication, then hanging up | 2026-09-16 23:34 UTC
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Port Scan
๐ฉ๐ช
kkeyser
2026-09-16 22:40:33
(5 hours ago)
warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: authentication failure
Brute-Force
๐ซ๐ท
ingroscart.it
2026-09-16 22:31:57
(5 hours ago)
(smtpauth) Failed SMTP AUTH login from 78.87.12.166 (GR/Greece/Attica/Athens/static078087012166.dsl. ...
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(smtpauth) Failed SMTP AUTH login from 78.87.12.166 (GR/Greece/Attica/Athens/static078087012166.dsl.hol.gr/[redacted])
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Brute-Force
๐ฏ๐ต
ki3
2026-09-16 21:12:43
(6 hours ago)
Fail2Ban: Postfix Attack 78.87.12.166 1789593163.0(JST)
Email Spam
Brute-Force
๐ซ๐ท
Stara
2026-09-16 20:55:20
(7 hours ago)
Distributed smtpauth, imapd and ftp login attacks or more than 2 temp blocks in the last 259200 secs
Brute-Force
DDoS Attack
๐ฉ๐ช
Sparxx
2026-09-16 20:34:52
(7 hours ago)
2026-09-16T22:34:51.180459+02:00 srv postfix/submissions/smtpd[2198499]: warning: unknown[78.87.12.1 ...
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2026-09-16T22:34:51.180459+02:00 srv postfix/submissions/smtpd[2198499]: warning: unknown[78.87.12.166]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
2026-09-16T22:34:51.921312+02:00 srv postfix/submissions/smtpd[2198499]: lost connection after AUTH from unknown[78.87.12.166]
2026-09-16T22:34:51.921607+02:00 srv postfix/submissions/smtpd[2198499]: disconnect from unknown[78.87.12.166] ehlo=1 auth=0/1 commands=1/2
...
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Brute-Force