WGU Course C839 - Intro to Cryptography Questions With Correct Answers GRADED A 2024
WGU Course C839 - Intro to Cryptography Questions With Correct Answers GRADED A 2024 What type of encryption uses different keys to encrypt and decrypt the message? A Symmetric B Private key C Secure D Asymmetric Correct Answer D The most widely used asymmetric encryption algorithm is what? A RSA B Vigenere C DES D Caesar Cipher Correct Answer A Original, unencrypted information is referred to as ____. A text B plaintext C cleantext D ciphertext Correct Answer B Which of the following is NOT an asymmetric system? A PGP B RSA C SSL D DES Correct Answer D In order for User A to send User B an encrypted message that only User B can read, User A must encrypt message with which of the following keys? A User A's public key B User A's private key C User B's public key D User B's private key Correct Answer C The greatest weakness with symmetric algorithms is _____. A They are less secure than asymmetric B The problem of key exchange C They are slower than asymmetric D The problem of generating keys Correct Answer B Which of the following is generally true about block sizes? A Smaller block sizes increase security B Block sizes must be more than 256 bits to be secure C Block size is irrelevant to security D Larger block sizes increase security Correct Answer D A _____ is a function that takes a variable-size input m and returns a fixed-size string.
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