Sourcefire this week is expected to announce add-on software called Intrusion Agent for its intrusion-detection system freeware Snort. The add-on will let the freeware version of Snort work with an ...

Designed to fill the gap left by expensive, heavy-duty network intrusion detection systems, Snort is a free, cross-platform packet sniffer, logger, and intrusion detector for monitoring smaller TCP/IP ...

Sourcefire, which oversees the open-source intrusion-detection system Snort and makes commercial products based on it, Tuesday disclosed a major vulnerability in Snort along with corrective measures ...