grsecurity
I would suggest grsecurity, since I'm the author
http://grsecurity.net I think it can provide you with the security you need, and it's GPL. Also many people seem to like my snort parser, which is available in the misc section.
http://grsecurity.net I think it can provide you with the security you need, and it's GPL. Also many people seem to like my snort parser, which is available in the misc section.
