PPT Slide

PKIX - OPERATIONAL PROTOCOLS

• DEFINED IN PKIX PART 2

• RETRIEVE CERTIFICATES/CRLS
  • LDAP (e.g. from “X.500” directory)
  • FTP (using a URI)

• ONLINE CERTIFICATE STATUS PROTOCOL (OCSP)
  • query protocol to a CA
  • provides the ability to query the status of a certificate (e.g. valid, invalid, revoked)
  • provided over http

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