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How does PGP achieve confidentially and authentication in emails?
written 7.4 years ago by gravatar for teamques10 teamques10 ★ 65k •   modified 4.2 years ago
cryptography and system security
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written 7.4 years ago by gravatar for teamques10 teamques10 ★ 65k

Pretty Good Privacy (PGP) is a secure email program that provides a confidentiality and authentication service that can be used for electronic email and file storage applications. PGP achieves confidentiality and authentication by the following steps:

  1. The sender creates a message M
  2. SHA-1 is used to generate a 160-bit hash …

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