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Exam (elaborations)
C839 - Pre-Assessment: Introduction to Cryptography
Which encryption standard uses the same key to encrypt and decrypt messages? - Answer- Symmetric Key Encryption Which algorithm is designated as a Type 2 product by the National Security Agency (NSA)? - Answer- SKIPJACK What is the most commonly used format for certificates? - Answer- X.509 v3 *Version 3* What is referenced to determine if a certificate has been revoked? - Answer- Certificate Revocation List *(CRL)* What needs to be installed on *end users' computers* to allow them ...
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WGU Introduction to Cryptography - C839 (EC-Council CES)
CrypTool - Answer- Software which allows encryption of text using historic algorithms The Enigma Machine - Answer- In World War II the Germans made use of an electro-mechanical rotor based cipher Known as The Enigma Machine. Allied cipher machines used in WWII included the British TypeX and the American SIGABA. The ADFGVX Cipher - Answer- invented by Colonel Fritz Nebel in 1918. The key for this algorithm is a six-by-six square of letters, used to encode a 36-letter alphabet. The Pl...
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WGU Course C839 - Intro to Cryptography Q&A 2022/2023
What type of encryption uses different keys to encrypt and decrypt the message? - Answer- Asymmetric The most widely used asymmetric encryption algorithm is what? - Answer- RSA Original, unencrypted information is referred to as ____. - Answer- plaintext Which of the following is not an asymmetric system? - Answer- DES 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? - Answer- User B's pu...
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WGU Course C839 - Intro to Cryptography Quizlet by Brian MacFarlane
What type of encryption uses different keys to encrypt and decrypt the message? A Symmetric B Private key C Secure D Asymmetric - Answer- D The most widely used asymmetric encryption algorithm is what? A RSA B Vigenere C DES D Caesar Cipher - Answer- A Original, unencrypted information is referred to as ____. A text B plaintext C cleantext D ciphertext - Answer- B Which of the following is NOT an asymmetric system? A PGP B RSA C SSL D DES - Answer- D In order ...
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