| Server IP : 103.75.185.95 / Your IP : 216.73.217.162 Web Server : nginx/1.30.0 System : Linux cs-linux-20260509085757017 6.1.0-49-cloud-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.174-1 (2026-05-26) x86_64 User : cuuhootoxema ( 1215) PHP Version : 7.4.33 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /etc/fail2ban/filter.d/ |
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# fail2ban filter configuration for nginx
[Definition]
mode = normal
mdre-auth = ^\s*\[error\] \d+#\d+: \*\d+ user "(?:[^"]+|.*?)":? (?:password mismatch|was not found in "[^\"]*"), client: <HOST>, server: \S*, request: "\S+ \S+ HTTP/\d+\.\d+", host: "\S+"(?:, referrer: "\S+")?\s*$
mdre-fallback = ^\s*\[crit\] \d+#\d+: \*\d+ SSL_do_handshake\(\) failed \(SSL: error:\S+(?: \S+){1,3} too (?:long|short)\)[^,]*, client: <HOST>
mdre-normal = %(mdre-auth)s
mdre-aggressive = %(mdre-auth)s
%(mdre-fallback)s
failregex = <mdre-<mode>>
ignoreregex =
datepattern = {^LN-BEG}
journalmatch = _SYSTEMD_UNIT=nginx.service + _COMM=nginx
# DEV NOTES:
# mdre-auth:
# Based on samples in https://github.com/fail2ban/fail2ban/pull/43/files
# Extensive search of all nginx auth failures not done yet.
#
# Author: Daniel Black
# mdre-fallback:
# Ban people checking for TLS_FALLBACK_SCSV repeatedly
# https://stackoverflow.com/questions/28010492/nginx-critical-error-with-ssl-handshaking/28010608#28010608
# Author: Stephan Orlowsky