February 12, 2002
Practical Aspects of Modern Cryptography
32
More common extensions
nExtended Key Usage
nBecause Key Usage wasn’t confusing enough!
nPrivate Key Usage Period
nCA attempt to limit key validity period
nAlternative names
nEverything which doesn’t fit in a DN
nRFC822 names, DNS names, URIs
nIP addresses, X.400 names, EDI, etc.