hi tianxin,
Bro uses flex regex -
http://flex.sourceforge.net/manual/Patterns.html#Patterns
By the way take a good read here -
http://blog.icir.org/2008/06/bro-signature-engine.html
Cheers!
hi tianxin,
Bro uses flex regex -
http://flex.sourceforge.net/manual/Patterns.html#Patterns
By the way take a good read here -
http://blog.icir.org/2008/06/bro-signature-engine.html
Cheers!