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16 Cards in this Set

  • Front
  • Back

Symmetric, 56-bit key, outdated

DES

Symmetric, 168-bit key, up to 3 keys

3DES

Symmetric, 128, 192, or 256-bit key

AES

Symmetric, up to 256-bit key

Twofish

Symmetric, 32 to 448-bit key, 64-bit block size, public domain

Blowfish

Symmetric, variable up to 2040-bit key

RC versions

Symmetric, 128-bit blocks, 4-bit working registers

RC6

Symmetric, 32, 64, or 128-bit variable block sizes, 2-bit working registers

RC5

Asymmetric, used in SSL & IPSec, vulnerable to MITM if use of digital signatures is waived

Diffie-Hellman

Asymmetric, uses less processing power, good choice for mobile devices

ECC

Asymmetric, method uses solving of logarithm problems, not based on prime number factoring

El Gamal

Asymmetric, strong encryption using two large prime numbers, key size up to 4096-bits, modern standard

RSA

Hash, 128-bit value output

MD5

Hash, 160-bit output

SHA-1

Hash, four separate functions, 224, 256, 384, or 512-bit output

SHA-2

Hash, “sponge” construction, XOR initial bits

SHA-3