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14 Cards in this Set
- Front
- Back
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• Asymmetric encryption • Uses mathematical equations of curves • Very lightweight on resources |
ECC (Elliptic Curve Cryptography) |
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• Asymmetric encryption • Based off of Diffie-Hellman key exchange • Used extensively for web site encryption/DRM • 1,024-4,096 bit key sizes |
RSA (Rivest-Shamir-Adelman) |
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• Asymmetric encryption • Very simple encryption/decryption process • Unbreakable when used correctly |
One-Time Pad |
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• Symmetric encryption • Not common due to logical predictability • 40-2,048 bit key size |
RC4 (Ron's Code 4) |
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• Symmetric encryption • 64-bit block cipher with 56-bit key • Not secure against modern technology |
DES (Data Encryption Standard) |
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• Symmetric encryption • Three 64-bit block cipher with 56-bit keys • Can use 1, 2, or 3 different keys to encrypt • Very taxing on hardware |
3DES (Triple DES) |
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• Symmetric encryption • US Federal Government Standard • 128-bit block cipher • Key can be 128-256 bits • Used in WPA2 |
AES (Advanced Encryption Standard) |
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• Symmetric encryption • 64-bit block cipher • Key bit length can be 1-448 bits |
Blowfish |
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• Symmetric encryption • 128-bit block cipher • Key sizes up to 256-bit |
Twofish |
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• Hash function • 128-bit hash value • Not collision resistant |
MD5 (Message Digest Algorithm)
*Replaced MD4 |
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• Hash function • 160-bit hash value • Not collision resistant |
SHA-1 (Secure Hash Algorithm-1) |
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• Hash Function • Up to 512-bit hash value |
SHA-2 (Secure Hash Algorithm-2) |
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• Hash function • A family of message digest algorithms • Found collision issues in 2004 |
RIPEMD (RACE Integrity Primitives Evaluation Message Digest) *Was replaced with RIPEMD-160 *Based on MD4 but performs similar to SHA-1 |
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• Combination of hash with secret key • No asymmetric encryption required • Used in network encryption protocols (IPSec and TLS) |
HMAC (Hash-based Message Authentication Code) |
