"[is] a mod_perl handler to catch the requests as soon as they arrive, and discard them with a minimum of work to Apache. If your web server is struggling under the load, this might help. The heuristic it uses for "requests to ignore with prejudice" is the presence of root.exe, cmd.exe, or default.ida. You might want to tweak the regexp if those files are part of your web site :-)" We were talking about this sort of thing at work today, while we the tailed the Apache logs. I commented that it would probably be the catalyst for someone to adapt Apache::CodeRed in to some more generic, pluggable, set of modules. Something like Apache::Win32::Worm.