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C2 Redbook Security Rating (TCSEC)
General information about C2 certification
Global Evaluations of NetWare 4.11
Class C2 Security Rating Questions & Answers
Download a 256-color .BMP of the C2 certificate (.ZIP format)
E2 Security Rating (ITSEC)
E2 certification information
Global Evaluations of NetWare 4.11
Security issues
Same Hole, Different Exploit
Microsoft Admits NT Has Serious Security Flaw
Hackers attack NASA, Navy
Firm finds big security holes in Windows NT protocol
Holes in NT armor raise concern