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Which software package generally provides cryptographic routines for email and file storage applications?
S/MIME
AES
SHA
PGP
The correct response is PGP.
Pretty Good Privacy (PGP) is a public-private key system that uses a variety of encryption algorithms to encrypt files and email messages.
The frst version of PGP used RSA, the second version, International Data Encryption Algorithm (IDEA), but later versions offered a spectrum of algorithm options. PGP is not a standard but rather an independently developed product that has wide Internet grassroots support.
References: Stewart, J. M., Chapple, M., & Gibson, D. (2015). CISSP: Certified Information Systems Security Professional Study Guide.
Chapter 12 - Secure Communications and Network Attacks
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