# Should not match -- DoS vector https://vndh.net/note:fail2ban-089-denial-service
[Sat Jun 01 02:17:42 2013] [error] [client 192.168.33.1] File does not exist: /srv/http/site/[client 192.168.0.1] user root not found

# should match
# from https://github.com/fail2ban/fail2ban/issues/286
[Thu Jul 11 01:21:41 2013] [error] [client 194.228.20.113] user  not found: /
[Thu Jul 11 01:21:43 2013] [error] [client 194.228.20.113] user dsfasdf not found: /
[Thu Jul 11 01:21:45 2013] [error] [client 194.228.20.113] user dsfasdf not found: /