500 specifies the directory services version 1 was

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Certificate X.509 • Is a ITU-T Recommendation. Is ITU-T • Specifies the authentication service for X.500 Specifies directories directories • X.500 specifies the directory services. • Version 1 was published in 1988. • Version 2 was published in 1993. • Version 3 was proposed in 1994 and approved Version in 1997. in • Binds the subject (user's) name and the user's Binds public key. X.509 Certificate (cont..) X.509 • X09 certificate consists of the following fields: – – – – – – – – – – – Version Serial Number Algorithm Identifier Issuer name Validity period Subject name Subject public key information Issuer unique identifier (Version 2 & 3 only) Subject unique identifier (Version 2 & 3 only) Extensions (Version 3 only) Signature X.509 Certificate (Cont..) X.509 • Version 1 – Basic • Vers...
View Full Document

This note was uploaded on 06/03/2013 for the course IS e.g.101 taught by Professor Dr.mahmoudmostafa during the Fall '12 term at Ain Shams University.

Ask a homework question - tutors are online