WGU D334 Cryptography Introduction Study Guide New Verified - Current Edition Solutions
WGU D334 Cryptography Introduction Study Guide New Verified - Current Edition Solutions DES block size and key size? - answer - 64bit block size, 56bit key size 3DES block size and key size? - answer - 64bit block size, 112bit key size AES block size and key size? - answer - 128bit block size, 128, 192, or 256bit key size IDEA block size and key size? - answer - 64bit block size, 128bit key size Skipjack block size and key size? - answer - 64bit block size, 80bit key size Blowfish block size and key size? - answer - 64bit block size, 32-448bit key size (commonly 128, 192, or 256) Twofish block size and key size? - answer - 128bit block size, 1-256bit key size (commonly 128, 192, or 256) RC5 block size and key size? - answer - 32, 64 or 128bit block size, 0-2048bit key size RC2 block size and key size? - answer - 64bit block size, 1-128bit key size (recommended minimum 40) RC6 block size and key size? - answer - Variable bit block size (commonly 128), variable bit key size (commonly 128, 192 or 256) XTEA block size and key size? - answer - 64bit block size, 128bit key size MD2 hash value? - answer - 128bit MD5 hash value? - answer - 128bit MD4 hash value? - answer - 128bit MD6 hash value? - answer - 1-512bit SHA-1 hash value? - answer - 160bit SHA-2 hash value? - answer - 256, 384, or 512bit SHA-3 hash value? - answer - Variable SHA-256 hash value? - answer - 256bit SHA-512 hash value? - answer - 512bit List symmetric block ciphers: - answer - 3DES, DES, AES, Twofish, IDEA, RC2/RC5/RC6, Blowfish, Skipjack, Camelia, XTEA List symmetric stream ciphers: - answer - RC4 & ChaCha List asymmetric ciphers: - answer - DH, ECC, El Gamal, RSA What should you use to import/export .509 certificates that are a part of a chain of trust? - answer - PKCS #12 What certificate mgmt process includes key recovery? - answer - Issued What algorithm is used to generate the thumbprint of a certificate? - answer - SHA-1 What is the maximum length of encryption keys using WEP? - answer - 40bits What cipher is used with WEP? - answer - RC4 How does TKIP improve WPA over WEP? - answer - Hashes the IV and secret key Which cipher uses a grid to map letters to numeric values? - answer - Bifid Which cipher uses a 5x5 matrix? - answer - Playfair Who broke the Vigenere cipher? - answer - Kasiski What is the key size for RC4 with WEP? - answer - 40 bits Wireless security standard that uses a 128bit RC4 stream cipher? - answer - WPA NIST specification for the encryption of electronic information? - answer - AES
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