| Server IP : 82.148.16.210 / Your IP : 216.73.216.19 Web Server : nginx/1.29.5 System : Linux mail.sarafai.ru 6.1.0-43-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.1.162-1 (2026-02-08) x86_64 User : root ( 0) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : OFF 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