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сервис_fail2ban
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| Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
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сервис_fail2ban [2021/07/26 09:29] admin [Блокировка через cisco acl] |
сервис_fail2ban [2024/05/05 12:23] val [Установка] |
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|---|---|---|---|
| Line 8: | Line 8: | ||
| <code> | <code> | ||
| + | debian11# apt install iptables | ||
| + | debian12# apt install iptables rsyslog | ||
| + | |||
| # apt install fail2ban | # apt install fail2ban | ||
| </code> | </code> | ||
| Line 28: | Line 31: | ||
| [sshd] | [sshd] | ||
| maxretry = 6 | maxretry = 6 | ||
| + | #ignoreip = 192.168.X.0/24 192.168.100+X.0/24 | ||
| [asterisk] | [asterisk] | ||
| enabled = true | enabled = true | ||
| maxretry = 3 | maxretry = 3 | ||
| + | #bantime = 30d | ||
| + | #action = iptables-allports[blocktype=DROP] | ||
| + | #action = route[blocktype=blackhole] | ||
| </code> | </code> | ||
| Line 54: | Line 61: | ||
| ===== Интеграция fail2ban и cisco log ===== | ===== Интеграция fail2ban и cisco log ===== | ||
| + | |||
| + | * Резервное копирование конфигурации | ||
| + | |||
| <code> | <code> | ||
| # cat /etc/fail2ban/jail.d/cisco-change-config.conf | # cat /etc/fail2ban/jail.d/cisco-change-config.conf | ||
| Line 91: | Line 101: | ||
| bantime = 300 | bantime = 300 | ||
| filter = snort_filter | filter = snort_filter | ||
| - | maxretry = 1 | + | maxretry = 3 |
| logpath = /var/log/auth.log | logpath = /var/log/auth.log | ||
| #action = mail-admin | #action = mail-admin | ||
| Line 151: | Line 161: | ||
| <code> | <code> | ||
| + | server# rsh router show access-lists | ||
| + | </code><code> | ||
| # cat /root/cisco-acl-deny.sh | # cat /root/cisco-acl-deny.sh | ||
| </code><code> | </code><code> | ||
| Line 170: | Line 182: | ||
| permit udp any any | permit udp any any | ||
| permit tcp any any established | permit tcp any any established | ||
| - | deny ip any any # log | + | deny ip any any ! log |
| end | end | ||
| </code><code> | </code><code> | ||
сервис_fail2ban.txt · Last modified: 2024/05/11 15:47 by val
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