Block cipher/Catalogs/Cipher table: Difference between revisions

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   <td>[[Advanced Encryption Standard|AES]]</td><td>SP network</td><td>128</td><td>128,192,256</td><td>10 to 14</td><td>one 8*8</td><td></td><td>US, 2002 onward</td><td>Winner</td><td>current US standard, widely used</td>
   <td>[[Advanced Encryption Standard|AES]]</td><td>SP network</td><td>128</td><td>128,192,256</td><td>10 to 14</td><td>one 8*8</td><td></td><td>US, 2002 onward</td><td>winner</td><td>extremely widely used</td>
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   <td>[[Data Encryption Standard|DES]]</td><td>Feistel</td><td>64</td><td>56</td><td>16</td><td>8 6*4</td><td>bit permutation</td><td>US, 1976-2002</td><td></td><td>obsolete, key too short against [[brute force]]</td>
   <td>[[Data Encryption Standard|DES]]</td><td>Feistel</td><td>64</td><td>56</td><td>16</td><td>8 6*4</td><td>bit permutation</td><td>US, 1976-2002</td><td></td><td>obsolete, key too short against [[brute force]]</td>
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  <td>[[Triple DES]]</td><td>Feistel</td><td>64</td><td>3*56</td><td>3*16</td><td>8 6*4</td><td>bit permutation</td><td></td><td></td><td>widely used, but slow and only 2<sup>112</sup> strength so being replaced by AES</td>
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Revision as of 06:57, 9 August 2009

CipherTypeBlock sizeKey sizeRoundsS-boxesRound function hasStandard inAES competitionComment
AESSP network128128,192,25610 to 14one 8*8US, 2002 onwardwinnerextremely widely used
DESFeistel6456168 6*4bit permutationUS, 1976-2002obsolete, key too short against brute force
Triple DESFeistel643*563*168 6*4bit permutationwidely used, but slow and only 2112 strength so being replaced by AES
BlowfishFeistel64up to 556164 8*32, key-dependentwidely used
CAST-128Feistel6440 to 128164 8*32, using bent functionskey-dependent rotationwidely used, including PGP
GOST cipherFeistel64256328 4*4rotationSoviet Union
SkipjackFeistel, unbalanced648032designed by NSA for Clipper chip phones
IDEA641288nonemodular multiplicationEurope
TEAFeistel6412832noneonly shift, XOR, addition
SAFER SK-128SP network641288PHTSingapore
SAFER+SP network128128,192,256PHTcandidate
LOKIFeistel646416LOKI89 is original version, LOKI91 revised
LOKI97Feistel128128,192,25616two SP network roundscandidate
SerpentSP network128128,192,256328 4*4finalist
MARSFeistel-like128128,192,25616one 9*32data-dependent rotationfinalistdesigned at IBM
CAST-256Feistel-like128128,192,256484 8*32, using bent functionskey-dependent rotationcandidate
TwofishFeistel128128,192,256164 8*8, key-dependentrotation and PHTfinalist
RC2Feistel6418often used with 40-bit key, for export
RC5Feistel64128data-dependent rotation
RC6128128,192,256data-dependent rotationfinalist
DFCFeistel128128,192,2566one 6*32candidate
FROGvariablevariable8candidateuses key as program, not just as data
E2128128,192,256candidate
DEALFeistel128128,192,2566 or 8DES as the round functioncandidate
CamelliaFeistel128128,192,25618 or 24Japanese
SEEDFeistel128128162 8*8Korean
CRYPTONSP network128128,192,256candidate
MAGENTA128128,192,2566 or 8candidatequickly broken
Hasty Puddingvariablevariablecandidatetweakable
Threefish256,512,1024256,512,1024tweakable, used in Skein hash
Whirlpool cipherSP network51251210AES-like, used in Whirlpool hash

"PHT" indicates a pseudo-Hadmard transform.

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