If a firewall is like having a security guard at your office door, checking the credentials of everyone coming and going, then an intrusion-detection system (IDS) is like having a network of sensors ...

In our tests of five leading network intrusion-detection systems and the popular open source Snort, performance was spotty during baseline testing and degraded by as much as 50% on some products when ...

Host-based IDS software complements the capabilities of other security products such as network-based IDS, decoy-based IDS and firewalls. If the security threats of the past few weeks have taught us ...