Linux-Security Group, server administration, technical support and remote administration for dedicated servers, colocation servers, Apache web servers, e-mail servers, FTP file servers, and complete network-Internet security services, BioSecurity Anti Hackers

PatchEasy - automated security patch management software solution. A software patch management tool that helps you secure your systems by remotely managing service packs and hotfixes. Conduct research, take inventory, deploy updates and validate installations to networked machines

Studies Internet security vulnerabilities, provides incident response services to sites that have been the victims of attack, publishes a variety of security alerts, researches security and survivability in wide-area-networked computing, and develops information to improve site security.

Computer security vulnerability disclosure mailing list    XML Feeds:

patchmgmt: Patch Management Strategies

Center for Education and Research in Information Assurance and Security. University center for multidisciplinary research and education in areas of information security.

Vulnerability and Virus Information - Secunia

Full disclosure computer security vulnerabilities feed. [RSS]

Security alerts, advisories, and alert summaries from ISS.

CIAC publishes security bulletins and virus and hoax information. They provide computer security assistance to US Department of Energy (DOE) sites.