openbsd
Differences
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| Both sides previous revisionPrevious revision | |||
| openbsd [2023/06/23 11:39] – [Firewall PF] maja | openbsd [2023/06/23 11:41] (current) – reorder maja | ||
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| Line 65: | Line 65: | ||
| </ | </ | ||
| eg; to stop the web-server' | eg; to stop the web-server' | ||
| - | ==== Firewall PF ==== | + | |
| - | PF is a super firewall, there is a good doco available in the [[https:// | + | |
| - | main file is the ''/ | + | |
| - | '' | + | |
| - | '' | + | |
| - | | + | |
| - | < | + | |
| - | $ doas pfctl -t ssh-abuse -Ts | wc -l | + | |
| - | 1081 | + | |
| - | </ | + | |
| ==== SSHD ==== | ==== SSHD ==== | ||
| OpenBSD team long ago forked SSH and created their own version, and probably their best known project. it's so good its now the de-facto variant installed on most other OS' | OpenBSD team long ago forked SSH and created their own version, and probably their best known project. it's so good its now the de-facto variant installed on most other OS' | ||
| Line 110: | Line 101: | ||
| $ grep negotiate / | $ grep negotiate / | ||
| 508 | 508 | ||
| - | |||
| </ | </ | ||
| + | ==== Firewall PF ==== | ||
| + | PF is a super firewall, there is a good doco available in the [[https:// | ||
| + | main file is the ''/ | ||
| + | '' | ||
| + | '' | ||
| + | \\ | ||
| Combine SSH and PF and you'll passively discard a lot | Combine SSH and PF and you'll passively discard a lot | ||
| <file text pf.conf> | <file text pf.conf> | ||
| Line 121: | Line 117: | ||
| | | ||
| </ | </ | ||
| + | < | ||
| + | $ doas pfctl -t ssh-abuse -Ts | wc -l | ||
| + | 1081 | ||
| + | </ | ||
| + | |||
| ==== Spamd ==== | ==== Spamd ==== | ||
| SpamD can is a 'spam deferral daemon' | SpamD can is a 'spam deferral daemon' | ||
openbsd.txt · Last modified: 2023/06/23 11:41 by maja
