Covers all aspects of technical security. Best know for its vulnerability
SANS/FBI Top Twenty List
A SANS/FBI list of the ten most commonly exploited security vulnerabilities
in Windows and Unix. The overwhelming majority of successful
attacks target one or more of the Top Twenty. Especially intended for
organizations without technically-advanced security administrators.
SCORE - Security Consensus Operational Readiness Evaluation
Rate your site using SANS/CIS developed minimum standards and best
Center for Internet Security
Provides methods and tools to measure, improve and
monitor the security status of your Internet-connected systems
and appliances, plus those of your business partners.
Internet Storm Center
Provides authoritative data on the types of attacks that are being
mounted against computers in various industries and regions around the
globe, by gathering millions of intrusion detection log entries every