What are applications of digital certificates?
• Privacy and confidentiality — digital certificates provide message encryption and decryption. • Integrity, authentication, and nonrepudiation (digital signing/verification) — digital certificates will digitally sign messages to establish the identity of the sender and establish that messages have not been tampered with. • Access control — digital certificates, whether in browsers, on disks, or on smart cards, can control access to facilities, Internet sites, Intranets, and other digital networks. • Proof of document transmission (time stamping) — they use independent time stamping authorities to verify dates and times of critical messages for legal and commercial uses. • Document archive and retrieval — digital certificates can be used to validate that stored messages have not been altered and to provide controlled access to authorized individuals. • Identification and privileges — organizations will require digital certificates to establish their rights and privileges, for ins
