C839 exam questions 2023 - Study guides, Class notes & Summaries

WGU C839 REAL EXAM QUESTIONS AND VERIFIED CORRECT ANSWERS 100% PASS LATEST UPDATE 2023/2024 Original, unencrypted information is referred to as . A text B plaintext C cleantext D ciphertext B Which of the following is NOT an asymmetric system? A PGP B RSA C SSL D DES 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 ...

WGU C839 Exam 2023 Questions and Answers (Verified Answers)

WGU C839 Intro to Cryptography Exam 2023 Questions and Answers (Verified Answers) Cryptography - (Correct Answer) The science of altering communication so that it cannot be understood without having the key. cipher - (Correct Answer) The algorithm(s) needed to encrypt and decrypt a message. Mono-alphabet substitution - (Correct Answer) Substitute one character of cipher text for each character of plain text. Caesar cipher - (Correct Answer) Every letter is shifted a fixed number of spa...

Messages are encrypted using different secrets, and the analyst compares the messages to figure out how the algorithm works. - ANSWER Which technique does related-key cryptanalysis use to decipher a message? Steganography - ANSWER Which type of cryptography is being used when the author uses secret inks? Payload - ANSWER What is the hidden message in a steganographic communication? By substituting each letter for the letter from the opposite end of the alphabet (i.e. A becomes Z, B become...

WGU C839 Exam 2023 Study Questions and Answers (Verified Answers) 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 t...