A firewall technology that ensures that all inbound packets are the result of an outbound request. Also called "stateful packet inspection" (SPI), it was designed to prevent harmful or unrequested ...

Enterprises have seen an explosion of new applications, devices and classes of users on their LANs, which makes it harder than ever for IT to ensure network performance, secure corporate assets and ...

Citing an increase in attacks that take advantage of holes in existing firewall technology, NetScreen Technologies Inc. said on Monday that it will release new “deep packet inspection” features across ...