2026-08-14T08:07:11.546369zabbix.nupef.org.br sshd[778872]: Unable to negotiate with 185.224.128.136 ...
show more2026-08-14T08:07:11.546369zabbix.nupef.org.br sshd[778872]: Unable to negotiate with 185.224.128.136 port 60398: no matching host key type found. Their offer: ssh-rsa,ssh-dss [preauth]
2026-08-14T08:56:53.378213zabbix.nupef.org.br sshd[782723]: Unable to negotiate with 185.224.128.136 port 43736: no matching host key type found. Their offer: ssh-rsa,ssh-dss [preauth]
2026-08-14T09:46:40.035844zabbix.nupef.org.br sshd[786551]: Unable to negotiate with 185.224.128.136 port 55620: no matching host key type found. Their offer: ssh-rsa,ssh-dss [preauth]
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2026-08-14T09:23:18.294955zabbix.nupef.org.br sshd[784698]: Invalid user rundeck from 175.24.175.213 ...
show more2026-08-14T09:23:18.294955zabbix.nupef.org.br sshd[784698]: Invalid user rundeck from 175.24.175.213 port 55534
2026-08-14T09:23:18.683096zabbix.nupef.org.br sshd[784698]: Disconnected from invalid user rundeck 175.24.175.213 port 55534 [preauth]
2026-08-14T09:39:34.924958zabbix.nupef.org.br sshd[785992]: Invalid user saeid from 175.24.175.213 port 57464
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Aug 14 08:12:06 mx2 sshd[406985]: Invalid user ubuntu from 192.3.251.33 port 51088
Aug 14 08:12:06 m ...
show moreAug 14 08:12:06 mx2 sshd[406985]: Invalid user ubuntu from 192.3.251.33 port 51088
Aug 14 08:12:06 mx2 sshd[406985]: Disconnected from invalid user ubuntu 192.3.251.33 port 51088 [preauth]
Aug 14 08:17:45 mx2 sshd[407492]: Invalid user adminuser from 192.3.251.33 port 51362
Aug 14 08:17:45 mx2 sshd[407492]: Disconnected from invalid user adminuser 192.3.251.33 port 51362 [preauth]
Aug 14 08:20:23 mx2 sshd[407777]: Invalid user yankai from 192.3.251.33 port 51544
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Aug 14 07:36:15 mx2 sshd[403273]: Disconnected from authenticating user root 14.103.107.214 port 565 ...
show moreAug 14 07:36:15 mx2 sshd[403273]: Disconnected from authenticating user root 14.103.107.214 port 56510 [preauth]
Aug 14 07:51:27 mx2 sshd[404812]: Invalid user mcserver from 14.103.107.214 port 38036
Aug 14 07:51:27 mx2 sshd[404812]: Disconnected from invalid user mcserver 14.103.107.214 port 38036 [preauth]
Aug 14 07:53:13 mx2 sshd[404999]: Connection closed by 14.103.107.214 port 47600 [preauth]
Aug 14 07:54:55 mx2 sshd[405122]: Connection closed by 14.103.107.214 port 39376 [preauth]
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Aug 14 07:36:27 mx2 sshd[403277]: Invalid user postgres from 165.154.227.8 port 38344
Aug 14 07:36:2 ...
show moreAug 14 07:36:27 mx2 sshd[403277]: Invalid user postgres from 165.154.227.8 port 38344
Aug 14 07:36:27 mx2 sshd[403277]: Disconnected from invalid user postgres 165.154.227.8 port 38344 [preauth]
Aug 14 07:43:27 mx2 sshd[404014]: Connection closed by 165.154.227.8 port 40088 [preauth]
Aug 14 07:47:38 mx2 sshd[404404]: Invalid user nodered from 165.154.227.8 port 47820
Aug 14 07:47:39 mx2 sshd[404404]: Disconnected from invalid user nodered 165.154.227.8 port 47820 [preauth]
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2026-08-14T07:18:50.887763zabbix.nupef.org.br sshd[775157]: Disconnected from authenticating user ro ...
show more2026-08-14T07:18:50.887763zabbix.nupef.org.br sshd[775157]: Disconnected from authenticating user root 178.83.188.241 port 43910 [preauth]
2026-08-14T07:23:15.192503zabbix.nupef.org.br sshd[775497]: Disconnected from authenticating user root 178.83.188.241 port 44178 [preauth]
2026-08-14T07:25:51.077991zabbix.nupef.org.br sshd[775719]: Disconnected from authenticating user root 178.83.188.241 port 44384 [preauth]
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2026-08-14T06:49:36.015227zabbix.nupef.org.br sshd[772812]: Disconnected from authenticating user ro ...
show more2026-08-14T06:49:36.015227zabbix.nupef.org.br sshd[772812]: Disconnected from authenticating user root 196.192.181.202 port 41983 [preauth]
2026-08-14T06:55:43.592286zabbix.nupef.org.br sshd[773333]: Disconnected from authenticating user root 196.192.181.202 port 47729 [preauth]
2026-08-14T06:58:39.124679zabbix.nupef.org.br sshd[773561]: Disconnected from authenticating user root 196.192.181.202 port 42928 [preauth]
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Aug 14 05:16:36 mx2 sshd[388869]: Invalid user ubuntu from 159.65.94.135 port 41502
Aug 14 05:16:36 ...
show moreAug 14 05:16:36 mx2 sshd[388869]: Invalid user ubuntu from 159.65.94.135 port 41502
Aug 14 05:16:36 mx2 sshd[388869]: Connection closed by invalid user ubuntu 159.65.94.135 port 41502 [preauth]
Aug 14 05:52:47 mx2 sshd[392730]: Invalid user ubuntu from 159.65.94.135 port 40140
Aug 14 05:52:47 mx2 sshd[392730]: Connection closed by invalid user ubuntu 159.65.94.135 port 40140 [preauth]
Aug 14 06:30:07 mx2 sshd[396607]: Invalid user ubuntu from 159.65.94.135 port 52704
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2026-08-14T06:22:59.720928zabbix.nupef.org.br sshd[770772]: Invalid user student7 from 40.112.183.29 ...
show more2026-08-14T06:22:59.720928zabbix.nupef.org.br sshd[770772]: Invalid user student7 from 40.112.183.29 port 35760
2026-08-14T06:22:59.896495zabbix.nupef.org.br sshd[770772]: Disconnected from invalid user student7 40.112.183.29 port 35760 [preauth]
2026-08-14T06:27:45.565360zabbix.nupef.org.br sshd[771178]: Invalid user ts3server from 40.112.183.29 port 41900
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2026-08-14T05:24:54.160053zabbix.nupef.org.br sshd[766218]: Invalid user ftpupload from 97.74.87.119 ...
show more2026-08-14T05:24:54.160053zabbix.nupef.org.br sshd[766218]: Invalid user ftpupload from 97.74.87.119 port 41000
2026-08-14T05:24:54.511762zabbix.nupef.org.br sshd[766218]: Disconnected from invalid user ftpupload 97.74.87.119 port 41000 [preauth]
2026-08-14T05:31:21.067415zabbix.nupef.org.br sshd[766686]: Invalid user ming from 97.74.87.119 port 53076
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Aug 14 05:26:50 mx2 sshd[389940]: Connection closed by authenticating user root 120.48.8.101 port 48 ...
show moreAug 14 05:26:50 mx2 sshd[389940]: Connection closed by authenticating user root 120.48.8.101 port 48966 [preauth]
Aug 14 05:26:55 mx2 sshd[389993]: Connection closed by authenticating user root 120.48.8.101 port 36208 [preauth]
Aug 14 05:27:15 mx2 sshd[390023]: Connection closed by authenticating user root 120.48.8.101 port 51302 [preauth]
Aug 14 05:27:44 mx2 sshd[390049]: Connection closed by authenticating user root 120.48.8.101 port 44652 [preauth]
Aug 14 05:27:48 mx2 sshd[390060]: Connection closed by authenticating user root 120.48.8.101 port 42008 [preauth]
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Aug 14 04:35:31 mx2 sshd[384692]: Disconnected from authenticating user root 52.233.193.61 port 1024 ...
show moreAug 14 04:35:31 mx2 sshd[384692]: Disconnected from authenticating user root 52.233.193.61 port 1024 [preauth]
Aug 14 04:37:50 mx2 sshd[384911]: Invalid user smbuser from 52.233.193.61 port 1024
Aug 14 04:37:50 mx2 sshd[384911]: Disconnected from invalid user smbuser 52.233.193.61 port 1024 [preauth]
Aug 14 04:40:02 mx2 sshd[385227]: Disconnected from authenticating user root 52.233.193.61 port 1024 [preauth]
Aug 14 04:42:09 mx2 sshd[385435]: Invalid user jagdish from 52.233.193.61 port 1024
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2026-08-14T03:52:45.724398zabbix.nupef.org.br sshd[758883]: Unable to negotiate with 35.233.31.128 p ...
show more2026-08-14T03:52:45.724398zabbix.nupef.org.br sshd[758883]: Unable to negotiate with 35.233.31.128 port 7986: no matching host key type found. Their offer: ssh-dss [preauth]
2026-08-14T03:52:46.357564zabbix.nupef.org.br sshd[758887]: Unable to negotiate with 35.233.31.128 port 8002: no matching host key type found. Their offer: ssh-rsa [preauth]
2026-08-14T03:52:47.434294zabbix.nupef.org.br sshd[758889]: Connection closed by 35.233.31.128 port 1750 [preauth]
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2026-08-14T03:52:23.285883zabbix.nupef.org.br sshd[758832]: Invalid user admin from 34.140.33.66 por ...
show more2026-08-14T03:52:23.285883zabbix.nupef.org.br sshd[758832]: Invalid user admin from 34.140.33.66 port 10050
2026-08-14T03:52:23.486560zabbix.nupef.org.br sshd[758832]: Connection closed by invalid user admin 34.140.33.66 port 10050 [preauth]
2026-08-14T03:52:25.064785zabbix.nupef.org.br sshd[758830]: Connection closed by 34.140.33.66 port 10042 [preauth]
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2026-08-14T02:10:56.018645zabbix.nupef.org.br sshd[750817]: Invalid user ubuntu from 159.65.94.135 p ...
show more2026-08-14T02:10:56.018645zabbix.nupef.org.br sshd[750817]: Invalid user ubuntu from 159.65.94.135 port 35532
2026-08-14T02:10:56.347857zabbix.nupef.org.br sshd[750817]: Connection closed by invalid user ubuntu 159.65.94.135 port 35532 [preauth]
2026-08-14T02:48:42.150218zabbix.nupef.org.br sshd[753903]: Invalid user ubuntu from 159.65.94.135 port 49638
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2026-08-13T00:01:37.737024zabbix.nupef.org.br sshd[629912]: Connection closed by invalid user ubuntu ...
show more2026-08-13T00:01:37.737024zabbix.nupef.org.br sshd[629912]: Connection closed by invalid user ubuntu 152.42.143.147 port 34972 [preauth]
2026-08-14T00:37:53.848264zabbix.nupef.org.br sshd[743612]: Invalid user ubuntu from 152.42.143.147 port 49002
2026-08-14T00:37:54.069589zabbix.nupef.org.br sshd[743612]: Connection closed by invalid user ubuntu 152.42.143.147 port 49002 [preauth]
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Aug 13 23:11:20 mx2 sshd[350903]: Connection closed by authenticating user root 45.185.15.129 port 5 ...
show moreAug 13 23:11:20 mx2 sshd[350903]: Connection closed by authenticating user root 45.185.15.129 port 53436 [preauth]
Aug 13 23:15:49 mx2 sshd[351319]: Connection closed by authenticating user root 45.185.15.129 port 37488 [preauth]
Aug 13 23:20:10 mx2 sshd[351773]: Connection closed by authenticating user root 45.185.15.129 port 28686 [preauth]
Aug 13 23:24:24 mx2 sshd[352165]: Connection closed by authenticating user root 45.185.15.129 port 11724 [preauth]
Aug 13 23:28:33 mx2 sshd[352557]: Connection closed by authenticating user root 45.185.15.129 port 37384 [preauth]
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Aug 13 15:49:35 mx2 sshd[305966]: Connection closed by 186.211.170.189 port 52052 [preauth]
Aug 13 1 ...
show moreAug 13 15:49:35 mx2 sshd[305966]: Connection closed by 186.211.170.189 port 52052 [preauth]
Aug 13 17:43:11 mx2 sshd[317969]: Connection closed by 186.211.170.189 port 47182 [preauth]
Aug 13 19:22:16 mx2 sshd[327865]: Connection closed by 186.211.170.189 port 50342 [preauth]
Aug 13 20:53:37 mx2 sshd[336934]: Connection closed by 186.211.170.189 port 48082 [preauth]
Aug 13 22:51:29 mx2 sshd[348844]: Connection closed by 186.211.170.189 port 58254 [preauth]
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Aug 13 15:59:26 mx2 sshd[306990]: Connection closed by 190.93.182.13 port 51554 [preauth]
Aug 13 17: ...
show moreAug 13 15:59:26 mx2 sshd[306990]: Connection closed by 190.93.182.13 port 51554 [preauth]
Aug 13 17:35:18 mx2 sshd[317136]: Connection closed by 190.93.182.13 port 44432 [preauth]
Aug 13 19:32:38 mx2 sshd[328839]: Connection closed by 190.93.182.13 port 46502 [preauth]
Aug 13 21:07:38 mx2 sshd[338286]: Connection closed by 190.93.182.13 port 47196 [preauth]
Aug 13 22:48:14 mx2 sshd[348537]: Connection closed by 190.93.182.13 port 37894 [preauth]
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2026-08-13T22:27:55.665718zabbix.nupef.org.br sshd[733665]: Connection closed by authenticating user ...
show more2026-08-13T22:27:55.665718zabbix.nupef.org.br sshd[733665]: Connection closed by authenticating user root 45.185.15.129 port 59488 [preauth]
2026-08-13T22:33:11.977508zabbix.nupef.org.br sshd[734060]: Connection closed by authenticating user root 45.185.15.129 port 2646 [preauth]
2026-08-13T22:37:46.831647zabbix.nupef.org.br sshd[734391]: Connection closed by authenticating user root 45.185.15.129 port 36488 [preauth]
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Aug 13 21:29:15 mx2 sshd[340484]: Disconnected from authenticating user root 120.48.11.36 port 35346 ...
show moreAug 13 21:29:15 mx2 sshd[340484]: Disconnected from authenticating user root 120.48.11.36 port 35346 [preauth]
Aug 13 21:35:14 mx2 sshd[341090]: Disconnected from authenticating user root 120.48.11.36 port 54558 [preauth]
Aug 13 21:40:12 mx2 sshd[341641]: Disconnected from authenticating user root 120.48.11.36 port 39382 [preauth]
Aug 13 21:45:07 mx2 sshd[342169]: Invalid user superadmin from 120.48.11.36 port 52440
Aug 13 21:45:09 mx2 sshd[342169]: Disconnected from invalid user superadmin 120.48.11.36 port 52440 [preauth]
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Aug 13 15:09:02 mx2 sshd[301668]: Connection closed by 186.233.118.5 port 49030 [preauth]
Aug 13 16: ...
show moreAug 13 15:09:02 mx2 sshd[301668]: Connection closed by 186.233.118.5 port 49030 [preauth]
Aug 13 16:54:30 mx2 sshd[312912]: Connection closed by 186.233.118.5 port 58250 [preauth]
Aug 13 18:28:44 mx2 sshd[322481]: Connection closed by 186.233.118.5 port 56744 [preauth]
Aug 13 20:00:25 mx2 sshd[331670]: Connection closed by 186.233.118.5 port 59390 [preauth]
Aug 13 21:44:32 mx2 sshd[342053]: Connection closed by 186.233.118.5 port 57096 [preauth]
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2026-08-13T18:55:21.763769zabbix.nupef.org.br sshd[717458]: Disconnected from authenticating user ro ...
show more2026-08-13T18:55:21.763769zabbix.nupef.org.br sshd[717458]: Disconnected from authenticating user root 124.174.32.95 port 42504 [preauth]
2026-08-13T19:03:11.162671zabbix.nupef.org.br sshd[718015]: Connection closed by 124.174.32.95 port 37724 [preauth]
2026-08-13T19:08:03.924956zabbix.nupef.org.br sshd[718375]: Disconnected from authenticating user root 124.174.32.95 port 33534 [preauth]
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