1. A method for detecting and preventing security breaches in network traffic, the method comprising: reassembling a plurality of TCP packets in the network traffic into a TCP stream; inspecting the TCP stream to detect information indicative of security breaches; dropping a TCP packet from the TCP stream if the TCP stream contains information indicative of security breaches; and forwarding a TCP packet from the TCP stream to a network destination if the TCP stream does not contain information indicative of security breaches.