WGU C839 OBJECTIVE ASSESSMENT FINAL

WGU C839 OBJECTIVE ASSESSMENT FINAL

DES (block/key/rounds) - ANSWER BLOCK SIZE - 64bit
KEY SIZE - 56bit
ROUNDS - 16

AES (block/key/rounds) - ANSWER BLOCK SIZE - 128bit
KEY SIZE - 128, 192, or 256
ROUNDS - 10,12, or 14

Blowfish (block/key/rounds) - ANSWER BLOCK SIZE - 64bit
KEY SIZE - 32-448 bit
ROUNDS - 16

Twofish (block/key/rounds) - ANSWER BLOCK SIZE - 128bit
KEY SIZE - 1-256bit
ROUNDS - 16

Serpent (block/key/rounds) - ANSWER BLOCK SIZE - 128bit
KEY SIZE - 128,192, or 256bit
ROUNDS - 32

Skipjack (block/key/rounds) - ANSWER BLOCK SIZE - 64bit
KEY SIZE - 80bit
ROUNDS - 32

IDEA (block/key/rounds) - ANSWER BLOCK SIZE - 64bit
KEY SIZE - 128bit
ROUNDS - 8.5

COMMON SYMMETRIC STREAM CIPHERS
RC4 - ANSWER 1-2048 bit key size

COMMON SYMMETRIC STREAM CIPHERS
FISH - ANSWER Uses Lagged Fibonacci pseudorandom number generator

COMMON SYMMETRIC STREAM CIPHERS:
PIKE - ANSWER Revised version of FISH to address known plaintext attack
vulnerabilities

COMMON ASYMMETRIC ENCRYPTION ALGORITHMS:
RSA - ANSWER Factors the product of large prime numbers

COMMON ASYMMETRIC ENCRYPTION ALGORITHMS:
ECC - ANSWER Uses discrete logarithm characteristics

Used in recent versions of PGP - ANSWER El Gamal