Chief's intrusion Prevention System provides your enterprise with comprehensive intrusion prevention , behavioral anomaly detection and denial of service(DoS) protection from a wide variety of known and unknown , zero-day attacks .Protecting against worms , Trojans , pre-attacks probes , server cracking ,network flooding and other threats , this easy-to-use , scalable solution proactively prevents both network-and server-based attacks. With Security Update Service , Our 24x7 Security Center(SOC) provides subscribers with automated , weekly delivery of new attack signature filters as well as emergency and custom delivery of signatures .