Wgu c839 ciphers - Study guides, Class notes & Summaries

WGU C839 Flash Cards for OA, Exam Questions and answers. Rated A+. VERIFIED. DES - -64 Bit Block - 56 Bit Key - 16 Rounds AES - -128 Bit Block - 128, 192, 256 Bit Key - 10, 12, 14 Rounds BlowFish - -64 Bit Block - 32 thru 448 Bit Key - 16 Rounds TwoFish - -128 Bit Block - 1 thru 256 Bit Key - 16 Rounds Serpent - -128 Bit Block 128, 192, 256 Bit Key - 32 Rounds SkipJack - -64 Bit Block - 80 Bit Key - 32 Rounds IDEA - -64 Bit Block - 128 Bit Key - 8.5 Rounds Symmetric Blo...

A process that puts a message into the least significant bits of a binary file is called what? A Symmetric cryptography B Masking C Steganography D Asymmetric cryptography - Answer C If you wished to see a list of revoked certificates from a CA, where would you look? A CRL B CA C RFC D RA - Answer A Which of the following is generally true about block ciphers? A Secret block ciphers should be trusted. B Block ciphers permute the bits of the input plaintext. C The plaintext and ciph...

WGU C839 Flash Cards for OA Already Graded A DES - Answer ️️ -64 Bit Block - 56 Bit Key - 16 Rounds AES - Answer ️️ -128 Bit Block - 128, 192, 256 Bit Key - 10, 12, 14 Rounds BlowFish - Answer ️️ -64 Bit Block - 32 thru 448 Bit Key - 16 Rounds TwoFish - Answer ️️ -128 Bit Block - 1 thru 256 Bit Key - 16 Rounds Serpent - Answer ️️ -128 Bit Block 128, 192, 256 Bit Key - 32 Rounds SkipJack - Answer ️️ -64 Bit Block - 80 Bit Key - 32 Rounds IDEA - Answer ️️ -64 Bit...

WGU - C839, Top Questions and answers, 100% Accurate, VERIFIED. What produces the same ciphertext from identical plaintext? - -Electronic Codebook (ECB) Vulnerability of DES - -Key length is too short ________ includes a provision for the decryption key in escrow. - -Skipijack __________ combines hashing, data compression, symmetric key, and PKI functions. - -PGP Kerchoffs Principle - -Keys must be absolutely secured. Hashing functions make birthday attacks possible because________...

WGU C839 - Introduction to Cryptography Real Exam With Complete Solutions Symmetric Block Cipher Block Size: 64 bits Key Size: 128 bits ---------- Correct Answer -------- IDEA (International Data Encryption Algorithm) Symmetric Block Cipher Block Size: 64 bit blocks Key Size: 40 to 128 bits Two versions: 128 and 256 ---------- Correct Answer -------- CAST 128/256 Symmetric Block Cipher Block Size: 128 bits Key Size: 128, 192, or 256 bits Rounds: 32 Network: Substitution-Permut...

WGU Introduction to Cryptography - C839 (EC-Council CES), Questions and answers. VERIFIED. CrypTool - -Software which allows encryption of text using historic algorithms The Enigma Machine - -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 - -invented by Colonel Fritz Nebel in 1918. The key for this algorithm is a s...

WGU C839 Introduction to Cryptography - (EC-Council CES) Latest 2024 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 alg...

WGU C839: Intro to Cryptography Module 5: Questions and answers, 100% Accurate. VERIFIED. Finding any method to decrypt the message that is more efficient that simple brute force attempts. - -Breaking Ciphers Simply trying every possible key to decrypt a message - -Brute Force Using other techniques to attempt to derive the key, can be used to test the efficacy of a cryptographic algorithm. Frequently used to test hash algorithms for collisions. - -Cryptanalysis The most basic to...

WGU Course C839 - Intro to Cryptography Questions and Answers | Latest Update Graded A+. 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...

WGU C839 - Introduction to Cryptography Real Exam With Complete Solutions Symmetric Block Cipher Block Size: 64 bits Key Size: 128 bits ---------- Correct Answer -------- IDEA (International Data Encryption Algorithm) Symmetric Block Cipher Block Size: 64 bit blocks Key Size: 40 to 128 bits Two versions: 128 and 256 ---------- Correct Answer -------- CAST 128/256 Symmetric Block Cipher Block Size: 128 bits Key Size: 128, 192, or 256 bits Rounds: 32 Network: Substitution-Permut...