Anonymous
2026-11-12 04:31:20
UTC ·
(2 days ago)
Failed login attempt detected by Fail2Ban in plesk-dovecot jail
Brute-Force
🇩🇪
Paul Smith
2026-11-10 07:23:42
UTC ·
(4 days ago)
Email Auth Brute force attack 50/2 in last day
Brute-Force
🇫🇷
Campus France
2026-11-10 03:56:12
UTC ·
(4 days ago)
2026-11-10T00:49:05.456218+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<xUZSm+BfxL4CHEf/>
2026-11 ...
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2026-11-10T00:49:05.456218+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<xUZSm+BfxL4CHEf/>
2026-11-10T01:16:28.451487+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<MGxA/eBf5rACHEf/>
2026-11-10T01:43:52.509588+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<QrU+X+FfkocCHEf/>
2026-11-10T02:11:19.475010+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<83NpweFfHpsCHEf/>
2026-11-10T02:38:54.063982+
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Brute-Force
Exploited Host
🇮🇹
Progetto1
2026-11-10 01:38:02
UTC ·
(4 days ago)
Mail - Multiple failed login attempts
Brute-Force
Exploited Host
🇫🇷
Campus France
2026-11-09 22:26:54
UTC ·
(5 days ago)
2026-11-09T19:20:33.466566+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<DzVlBNxf1r0CHEf/>
2026-1 ...
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2026-11-09T19:20:33.466566+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<DzVlBNxf1r0CHEf/>
2026-11-09T19:47:55.492481+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<V4lEZtxf5M0CHEf/>
2026-11-09T20:15:17.284298+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<vsIhyNxfutYCHEf/>
2026-11-09T20:42:39.353556+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<WVMAKt1fPMQCHEf/>
2026-11-09T21:10:01.236473+
...
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Brute-Force
Exploited Host
🇧🇷
ICS Labs
2026-11-09 20:08:29
UTC ·
(5 days ago)
ICS Labs threat intelligence (ICS Feeds): Brute-Force. Last observed 2026-11-09 UTC.
Brute-Force
🇫🇷
Campus France
2026-11-09 16:58:29
UTC ·
(5 days ago)
2026-11-09T13:56:54.316680+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<DXzsftdfxO0CHEf/>
2026-11 ...
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2026-11-09T13:56:54.316680+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<DXzsftdfxO0CHEf/>
2026-11-09T14:24:03.288254+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<mYUD4NdfcOYCHEf/>
2026-11-09T14:47:11.449341+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<SVXCMthf1LgCHEf/>
2026-11-09T15:14:29.496532+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<Y4ZslNhfmtICHEf/>
2026-11-09T15:41:47.381001+0
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Brute-Force
Exploited Host
🇩🇪
gadix
2026-11-09 14:13:28
UTC ·
(5 days ago)
2026-11-09 09:34:46,956 fail2ban.actions [4923]: NOTICE [plesk-dovecot] Ban 2.28.71.255
2026-11-09 12:22:52,597 fail2ban.actions [4923]: NOTICE [plesk-dovecot] Ban 2.28.71.255
2026-11-09 15:13:28,687 fail2ban.actions [4923]: NO ...
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2026-11-09 09:34:46,956 fail2ban.actions [4923]: NOTICE [plesk-dovecot] Ban 2.28.71.255
2026-11-09 12:22:52,597 fail2ban.actions [4923]: NOTICE [plesk-dovecot] Ban 2.28.71.255
2026-11-09 15:13:28,687 fail2ban.actions [4923]: NOTICE [plesk-dovecot] Ban 2.28.71.255
...
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Brute-Force
🇫🇷
Campus France
2026-11-09 11:36:38
UTC ·
(5 days ago)
2026-11-09T08:25:39.161927+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<f61F3tJfeMsCHEf/>
2026-11 ...
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2026-11-09T08:25:39.161927+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<f61F3tJfeMsCHEf/>
2026-11-09T08:52:47.057517+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<Y/9UP9NfnpECHEf/>
2026-11-09T09:20:31.108620+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<pXSEotNffNkCHEf/>
2026-11-09T09:48:21.351465+01:00 server9 dovecot[692398]: pop3-login: Disconnected: Connection closed (auth failed, 1 attempts in 2 secs): user=<[email protected] >, method=PLAIN, rip=2.28.71.255, lip=62.210.65.21, session=<qq4KBtRfXLwCHEf/>
2026-11-09T10:16:16.502188+0
...
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Brute-Force
Exploited Host
🇳🇱
e.fierstra
2026-11-09 10:43:40
UTC ·
(5 days ago)
Failed IMAP logins over 24h
Brute-Force
Anonymous
2026-11-09 10:04:19
UTC ·
(5 days ago)
6x Dovecot auth failed (on 1 different adresses)
Brute-Force
🇺🇸
bigwavedave
2026-11-09 09:08:16
UTC ·
(5 days ago)
IMAP or POP3
Brute-Force
Anonymous
2026-11-09 09:05:05
UTC ·
(5 days ago)
POP or IMAP failed login attempts detected by Fail2Ban
Brute-Force
🇳🇱
maxxsense
2026-11-09 08:43:21
UTC ·
(5 days ago)
2.28.71.255 (DE/Germany/static.255.71.28.2.clients.your-server.de), 12 distributed pop3d attacks on account [redacted]
Brute-Force
🇩🇪
netclix.gr
2026-11-09 08:06:34
UTC ·
(5 days ago)
(pop3d) Failed POP3 login from 2.28.71.255 (DE/Germany/static.255.71.28.2.clients.your-server.de)
Brute-Force