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7 Cards in this Set

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  • Back
DES
data encryption standard; a block cipher; uses 56 bit key length
3DES
a block cipher;uses 168 bit key length
AES
advanced encryption standard; uses key lengths of 128, 192, or 256 bits; replaces DES; much faster than DES or 3DES
IDEA
International Data Encryption Algorithm; uses 128 bit key length; orginally designed for PGP2.0; used mostly in Europe
TwoFish
block cipher; uses key lengths up to 256 bits
Blowfish
a fast block cipher; replaced by AES; 64 bit block size and key length from 32 to 448 bits. Considered public domain.
RC
Rivest Cipher; block cipher; uses variable key lengths up to 2040 bits. RC6(latest version) uses 128 bit block size. RC5 used variable block sizes of 32, 64 or 128.