February 5, 2002
Practical Aspects of Modern Cryptography
23
Certs in the “real world”
nA driver’s license is like a certificate
nIt is a “signed” document (sealed, tamper-resistant)
nIt is created and signed by an “issuing authority” (the WA Dept. of Licensing)
nIt binds together various pieces of identifying information
nName
nLicense number
nDriving restrictions (must wear glasses, etc.)