๐ฉ๐ช
Paul Smith
2026-06-09 13:28:00
(4 days ago)
Email Auth Brute force attack 2/2 in last day
Brute-Force
Anonymous
2026-06-09 04:30:17
(4 days ago)
Failed login attempt detected by Fail2Ban in plesk-postfix jail
Brute-Force
๐ฌ๐ง
openstrike.co.uk
2026-06-08 22:51:13
(4 days ago)
SMTP auth failures (1)
Brute-Force
Anonymous
2026-06-08 21:04:58
(4 days ago)
2026-06-08T12:16:36.011553+02:00 posta.profi-net.cz postfix/smtps/smtpd[3328480]: warning: unknown[5 ...
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2026-06-08T12:16:36.011553+02:00 posta.profi-net.cz postfix/smtps/smtpd[3328480]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
2026-06-08T23:04:57.149036+02:00 posta.profi-net.cz postfix/smtps/smtpd[3584086]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: (reason unavailable), sasl_username=ak
...
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Email Spam
Brute-Force
Exploited Host
๐ฆ๐บ
brocococonut
2026-06-08 21:04:48
(4 days ago)
2026-06-08 20:10:11 dovecot_login authenticator failed for ([49.125.201.2]) [58.23.78.222]: 535 Inco ...
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2026-06-08 20:10:11 dovecot_login authenticator failed for ([49.125.201.2]) [58.23.78.222]: 535 Incorrect authentication data ([email protected] )
2026-06-08 20:10:11 dovecot_login authenticator failed for ([49.125.201.2]) [58.23.78.222]: 535 Incorrect authentication data ([email protected] )
2026-06-08 20:10:11 dovecot_login authenticator failed for ([49.125.201.2]) [58.23.78.222]: 535 Incorrect authentication data ([email protected] )
2026-06-08 20:10:11 dovecot_login authenticator failed for ([49.125.201.2]) [58.23.78.222]: 535 Incorrect authentication data ([email protected] )
2026-06-09 07:04:48 dovecot_login authenticator failed for (90.pool90-173-78.static.orange.es) [58.23.78.222]: 535 Incorrect authentication data ([email protected] )
...
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Brute-Force
๐บ๐ธ
Brian Minton
2026-06-08 20:32:36
(4 days ago)
2026-06-08 10:52:31 no host name found for IP address 58.23.78.222
2026-06-08 10:52:40 login_saslaut ...
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2026-06-08 10:52:31 no host name found for IP address 58.23.78.222
2026-06-08 10:52:40 login_saslauthd_server authenticator failed for (v157-7-200-152.cwit.static.cnode.io) [58.23.78.222]: 535 Incorrect authentication data (set_id=list)
2026-06-08 15:32:35 no host name found for IP address 58.23.78.222
...
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Brute-Force
๐ฆ๐บ
foobax
2026-06-08 20:25:43
(4 days ago)
was unable to negotiate from port 36426
SSH
Port Scan
๐ฉ๐ช
chris_yooo
2026-06-08 19:50:58
(5 days ago)
Jun 8 21:50:56 isp postfix/smtps/smtpd[2940943]: warning: unknown[58.23.78.222]: SASL LOGIN authent ...
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Jun 8 21:50:56 isp postfix/smtps/smtpd[2940943]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
Jun 8 21:50:57 isp postfix/smtps/smtpd[2940943]: lost connection after AUTH from unknown[58.23.78.222]
Jun 8 21:50:57 isp postfix/smtps/smtpd[2940943]: disconnect from unknown[58.23.78.222] ehlo=1 auth=0/1 commands=1/2
...
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Spoofing
Brute-Force
Anonymous
2026-06-08 16:25:48
(5 days ago)
Jun 8 05:50:01 mx1 postfix/smtps/smtpd[1804]: warning: unknown[58.23.78.222]: SASL LOGIN authentica ...
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Jun 8 05:50:01 mx1 postfix/smtps/smtpd[1804]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 8 07:52:06 mx1 postfix/smtps/smtpd[19165]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 8 18:25:47 mx1 postfix/smtpd[31030]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
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Brute-Force
๐ฌ๐ง
skocherhan
2026-06-08 16:17:07
(5 days ago)
SSH probe cluster. Session hits: 1. Client ID: SSH-2.0-OpenSSH_7.4 [KEX Handshake]
Brute-Force
SSH
Anonymous
2026-06-08 15:28:55
(5 days ago)
Jun 8 16:14:10 mx4 postfix/smtpd[3901327]: warning: unknown[58.23.78.222]: SASL LOGIN authenticatio ...
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Jun 8 16:14:10 mx4 postfix/smtpd[3901327]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jun 8 17:28:55 mx4 postfix/smtpd[3912053]: warning: unknown[58.23.78.222]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
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Brute-Force
Anonymous
2026-06-08 14:25:43
(5 days ago)
Authentication failure
Brute-Force
Anonymous
2026-06-08 14:16:33
(5 days ago)
Automated report from fail2ban: SMTP authentication failure on postal mail server
Brute-Force
Email Spam
๐ซ๐ท
solution.it
2026-06-08 13:29:11
(5 days ago)
Jun 8 15:28:58 vps789997 smtpd[4061585]: d00e4ba699dfbf57 smtp connected address=58.23.78.222 host= ...
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Jun 8 15:28:58 vps789997 smtpd[4061585]: d00e4ba699dfbf57 smtp connected address=58.23.78.222 host=<unknown>
Jun 8 15:29:11 vps789997 smtpd[4061585]: d00e4ba699dfbf57 smtp failed-command command="AUTH LOGIN (password)" result="535 Authentication failed"
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Brute-Force
๐ฉ๐ช
Paul Smith
2026-06-08 13:23:31
(5 days ago)
Email Auth Brute force attack 1/1 in last day
Brute-Force