IDS
In many respects, an IDS functions in the same way as a firewall, but at a greater level of granularity. An IDS monitors all network assets, collating all access and usage, either for immediate action or as part of a longer term strategy. IDSs not only monitor ‘traditional’ security attacks, but can also build up a detailed picture of an attacker’s behavior, creating a modus operandi that can be used for future detection and protection.

Like most developments in the security arena, intrusion detection unsurprisingly began as a project for the U.S. government. Back in 1980, a white paper by security consultant James P. Anderson, entitled Computer Security Threat Monitoring and Surveillance, was the first real investigation into the importance of audit trails in any computer system. Although it focussed on the security issues surrounding mainframes - specifically those in government use - the implications have formed the basis of today’s intrusion detection systems. And here are some of the best.
 

IDS Product Details
Cyclops IDS 1.6
Company: e-Cop.net
Details: An extremely powerful appliance-based product with a host of additional security features as standard.
URL: www.e-cop.net
Entercept 2.0
Company: Entercept Security Technologies
Details: Uses a combination of behavioral rules and signatures to prevent both known and unknown attacks from damaging your enterprise servers in real time.
URL: www.entercept.com/products
IDS Balancer 3500 Appliance
Company: Top Layer Networks, Inc.
Details: This product distributes workloads among multiple intrusion detection systems and supports both enterprise and service provider networks.
URL: www.toplayer.com
IDS Informer 3
Company: Blade Software
Details: This product has been designed to test and confirm that intrusion detection systems deployed as a critical line of defense are working correctly. Now in version 3.1.6.
URL: www.blade-software.com
ManHunt Appliance 2.0
Company: Symantec Corporation
Details: Now Symantec ManHunt, the product will arm your enterprise with timely detection and critical information, enabling you to contain attacks and mitigate potential damage.
URL: http://enterprisesecurity.symantec.com
NFR NID-200 1.1
Company: NFR security
Details: Monitors traffic unobtrusively in real time for suspicious activity, misuse, abuse, attacks, anomalous behavior and previously undiscovered attacks.
URL: www.nfr.com
SecoShield 3.0
Company: Secos Inc.
Details: Reads network traffic looking for patterns of attacks or signatures and if it detects malicious activity responds by destroying the attacker's access.
URL: www.secos.com
About the Best of 2002
This listing has been compiled from the top products reviewed in all three editions of SC Magazine and Online during 2002.
 
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