Public Key Infrastructure (PKI)

摘要: To use public key cryptography effectively on the Internet, one must know owner of private that corresponds to a published key. Public infrastructure (PKI) provides this information. The workings are not addressed here (for more topic, see chapter encryption). Rather, describes basic concepts and components PKI, comparing contrasting alternative PKI architectures. certificates, certificate revocation, protocols used in management described. Policies procedures employed by certification authority (CA) also discussed. Attribute when conjunction with provide authorization information addition identification authentication. Finally, future developments discussed. Keywords: certificate revocation; certification authority; cryptography; private key; public certificates