Block cipher/Catalogs/Cipher table: Difference between revisions

Revision as of 03:35, 9 August 2009

Cipher	Type	Block size	Key size	Rounds	S-boxes	Standard in	AES competition	Comment
Advanced Encryption Standard	SP network	128	128,192,256	10 to 14	one 8*8	US, 2002 onward	Winner	current US standard, widely used
Data Encryption Standard	Feistel	64	56	16	8 6*4	US, 1976-2002		obsolete, key too short against brute force
Blowfish	Feistel	64	up to 556	16	4 8*32, key-dependent			widely used
CAST-128	Feistel	64	40 to 128	16	4 8*32, using bent functions			widely used, including PGP
GOST	Feistel	64	256	32	8 4*4	Soviet Union
International Data Encryption Algorithm		64	128	8	none	Europe		uses modular multiplication
SAFER SK-128	SP network	64	128	8		Singapore		uses pseudo-Hadamard transformation
Serpent	SP network	128	128,192,256	32	8 4*4		finalist
MARS	Feistel-like	128	128,192,256	16	one 9*32		finalist	designed at IBM
CAST-256	Feistel-like	128	128,192,256	48	4 8*32, using bent functions		candidate
Twofish		128	128,192,256	16	key-dependent		finalist	uses pseudo-Hadamard transformation
RC5	Feistel	64	128					uses data-dependent rotations
RC6		128	128,192,256				finalist	uses data-dependent rotations

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-   <td>[[Rivest ciphers#RC5|RC5]]</td>Feistel<td></td><td>64</td><td>128</td><td></td><td></td><td></td><td></td><td>uses data-dependent rotations</td>
+   <td>[[Rivest ciphers#RC5|RC5]]</td><td>Feistel</td><td>64</td><td>128</td><td></td><td></td><td></td><td></td><td>uses data-dependent rotations</td>
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-   <td>[[Rivest ciphers#RC6|RC6]]</td><td></td><td>128</td><td>128,192,256</td><td>16</td><td></td><td></td><td>finalist</td><td>uses data-dependent rotations</td>
+   <td>[[Rivest ciphers#RC6|RC6]]</td><td></td><td>128</td><td>128,192,256</td><td></td><td></td><td></td><td>finalist</td><td>uses data-dependent rotations</td>
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