Sonic WALL Gateway Anti-Virus, Anti-Spyware & Intrusion Prevention Service integrates gateway anti-virus, anti-spyware & intrusion prevention to deliver intelligent, real-time network security protection against sophisticated application layer & content-based attacks. Because new threats emerge daily & are often unpredictable, Sonic WALL is able to deliver the highest protection possible with a deep packet inspection engine that delivers threat protection directly on the security gateway by matching downloaded, e-mailed & compressed files against an extensive & continuously updated database of signatures written by a combination of Sonic WALLs Sonic Alert Team & third-party sources. Sonic WALLs solution is unique in its ability to handle unlimited file sizes & virtually hundreds of thousands of concurrent downloads, providing ultimate scalability & performance for growing networks. As an added layer of security, Sonic WALL Gateway Anti-Virus, Anti-Spyware & Intrusion Prevention Service provides application layer attack protection not only against external threats, but also against those originating inside the network.