WebWhat are the five principal services provided by PGP? 15.2: What is the utility of a detached signature? 15.3: Why does PGP generate a signature before applying … WebRegardless of that, PGP provides encryption and authentication, those are the two and only principal services. Encryption can be symmetric and asymmetric and …
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WebFive principal services provided by PGP - Authentication - confidentiality -compression - e-mail compatibility - segmentation What is the utility of a detached signature? A user may wish to maintain a separate signature log of all messages sent or received. A detached signature of an executable program can detect subsequent virus infection. WebPGP Confidentiality PGP provides encryption for messages sent or stored as files. 1 Sender generates a message M and a random session key K. 2 M is encrypted using key K. 3 K is encrypted using the recipient’s public key, and prepended to the message. 4 Receiver uses his private key to recover the session key. 5 The session key is used to decrypt the … grant diamond preacher guy
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WebSep 2, 2024 · What are the 5 principal services provided by PGP? Authentication − The hash function used is SHA-1 which makes a 160 bit message digest. EP (DP) defines public encryption (decryption) and the algorithm used can be RSA or DSS. The set of SHA-1 and RSA supports an effective digital signature scheme. How many services are provided … WebQ: You are given 2 text files named drywet.txt and wetwet.txt. wetwet.txt data file refers to the… A: A weather generator produces a “synthetic” time series of weather data for a … WebApr 6, 2024 · 1 PGP (Pretty Good Privacy) , is a popular program that is used to provide confidentiality and authentication services for electronic mail and file storage. It was … chip and dan heath switch summary