Spam detector with challenges

Spam honeypot domain identification

Specification-based anomaly detection

Specification-based anomaly detection

Stateful and cross-protocol intrusion detection for voice...

Stateful and cross-protocol intrusion detection for voice...

Stateful attack protection

Static code image modeling and recognition

Statistical methods for detecting TCP SYN flood attacks

Stealth threat detection

Storage based apparatus for antivirus

Storage conversion for anti-virus speed-up

Storage system, virus infection spreading prevention method,...

Strategies for ensuring that executable content conforms to...

Stream scanning through network proxy servers

Streaming algorithms for robust, real-time detection of DDoS...

Structures and methods for using geo-location in security...

Supporting options in a communication session using a TCP...

Switch-user security for UNIX computer systems

Switching device, method, and computer program for efficient...