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test_ARC4.py
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# -*- coding: utf-8 -*- # # SelfTest/Cipher/ARC4.py: Self-test for the Alleged-RC4 cipher # # Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net> # # =================================================================== # The contents of this file are dedicated to the public domain. To # the extent that dedication to the public domain is not available, # everyone is granted a worldwide, perpetual, royalty-free, # non-exclusive license to exercise all rights associated with the # contents of this file for any purpose whatsoever. # No rights are reserved. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS # BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN # ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN # CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. # =================================================================== """Self-test suite for Crypto.Cipher.ARC4""" import unittest from Crypto.Util.py3compat import b from Crypto.SelfTest.st_common import list_test_cases from binascii import unhexlify from Crypto.Cipher import ARC4 # This is a list of (plaintext, ciphertext, key[, description]) tuples. test_data = [ # Test vectors from Eric Rescorla's message with the subject # "RC4 compatibility testing", sent to the cipherpunks mailing list on # September 13, 1994. # http://cypherpunks.venona.com/date/1994/09/msg00420.html ('0123456789abcdef', '75b7878099e0c596', '0123456789abcdef', 'Test vector 0'), ('0000000000000000', '7494c2e7104b0879', '0123456789abcdef', 'Test vector 1'), ('0000000000000000', 'de188941a3375d3a', '0000000000000000', 'Test vector 2'), ('00000000000000000000', 'd6a141a7ec3c38dfbd61', 'ef012345', 'Test vector 3'), ('01' * 512, '7595c3e6114a09780c4ad452338e1ffd9a1be9498f813d76533449b6778dcad8' + 'c78a8d2ba9ac66085d0e53d59c26c2d1c490c1ebbe0ce66d1b6b1b13b6b919b8' + '47c25a91447a95e75e4ef16779cde8bf0a95850e32af9689444fd377108f98fd' + 'cbd4e726567500990bcc7e0ca3c4aaa304a387d20f3b8fbbcd42a1bd311d7a43' + '03dda5ab078896ae80c18b0af66dff319616eb784e495ad2ce90d7f772a81747' + 'b65f62093b1e0db9e5ba532fafec47508323e671327df9444432cb7367cec82f' + '5d44c0d00b67d650a075cd4b70dedd77eb9b10231b6b5b741347396d62897421' + 'd43df9b42e446e358e9c11a9b2184ecbef0cd8e7a877ef968f1390ec9b3d35a5' + '585cb009290e2fcde7b5ec66d9084be44055a619d9dd7fc3166f9487f7cb2729' + '12426445998514c15d53a18c864ce3a2b7555793988126520eacf2e3066e230c' + '91bee4dd5304f5fd0405b35bd99c73135d3d9bc335ee049ef69b3867bf2d7bd1' + 'eaa595d8bfc0066ff8d31509eb0c6caa006c807a623ef84c3d33c195d23ee320' + 'c40de0558157c822d4b8c569d849aed59d4e0fd7f379586b4b7ff684ed6a189f' + '7486d49b9c4bad9ba24b96abf924372c8a8fffb10d55354900a77a3db5f205e1' + 'b99fcd8660863a159ad4abe40fa48934163ddde542a6585540fd683cbfd8c00f' + '12129a284deacc4cdefe58be7137541c047126c8d49e2755ab181ab7e940b0c0', '0123456789abcdef', "Test vector 4"), # shortest key - generated with arc4 package ('7468697320697320616e206578616d706c65', '7260677d38495a09585d69321e17eaf3cdd0', '01'), ] class RFC6229_Tests(unittest.TestCase): # Test vectors from RFC 6229. Each test vector is a tuple with two items: # the ARC4 key and a dictionary. The dictionary has keystream offsets as keys # and the 16-byte keystream starting at the relevant offset as value. rfc6229_data = [ # Page 3 ( '0102030405', { 0: 'b2 39 63 05 f0 3d c0 27 cc c3 52 4a 0a 11 18 a8', 16: '69 82 94 4f 18 fc 82 d5 89 c4 03 a4 7a 0d 09 19', 240: '28 cb 11 32 c9 6c e2 86 42 1d ca ad b8 b6 9e ae', 256: '1c fc f6 2b 03 ed db 64 1d 77 df cf 7f 8d 8c 93', 496: '42 b7 d0 cd d9 18 a8 a3 3d d5 17 81 c8 1f 40 41', 512: '64 59 84 44 32 a7 da 92 3c fb 3e b4 98 06 61 f6', 752: 'ec 10 32 7b de 2b ee fd 18 f9 27 76 80 45 7e 22', 768: 'eb 62 63 8d 4f 0b a1 fe 9f ca 20 e0 5b f8 ff 2b', 1008: '45 12 90 48 e6 a0 ed 0b 56 b4 90 33 8f 07 8d a5', 1024: '30 ab bc c7 c2 0b 01 60 9f 23 ee 2d 5f 6b b7 df', 1520: '32 94 f7 44 d8 f9 79 05 07 e7 0f 62 e5 bb ce ea', 1536: 'd8 72 9d b4 18 82 25 9b ee 4f 82 53 25 f5 a1 30', 2032: '1e b1 4a 0c 13 b3 bf 47 fa 2a 0b a9 3a d4 5b 8b', 2048: 'cc 58 2f 8b a9 f2 65 e2 b1 be 91 12 e9 75 d2 d7', 3056: 'f2 e3 0f 9b d1 02 ec bf 75 aa ad e9 bc 35 c4 3c', 3072: 'ec 0e 11 c4 79 dc 32 9d c8 da 79 68 fe 96 56 81', 4080: '06 83 26 a2 11 84 16 d2 1f 9d 04 b2 cd 1c a0 50', 4096: 'ff 25 b5 89 95 99 67 07 e5 1f bd f0 8b 34 d8 75' } ), # Page 4 ( '01020304050607', { 0: '29 3f 02 d4 7f 37 c9 b6 33 f2 af 52 85 fe b4 6b', 16: 'e6 20 f1 39 0d 19 bd 84 e2 e0 fd 75 20 31 af c1', 240: '91 4f 02 53 1c 92 18 81 0d f6 0f 67 e3 38 15 4c', 256: 'd0 fd b5 83 07 3c e8 5a b8 39 17 74 0e c0 11 d5', 496: '75 f8 14 11 e8 71 cf fa 70 b9 0c 74 c5 92 e4 54', 512: '0b b8 72 02 93 8d ad 60 9e 87 a5 a1 b0 79 e5 e4', 752: 'c2 91 12 46 b6 12 e7 e7 b9 03 df ed a1 da d8 66', 768: '32 82 8f 91 50 2b 62 91 36 8d e8 08 1d e3 6f c2', 1008: 'f3 b9 a7 e3 b2 97 bf 9a d8 04 51 2f 90 63 ef f1', 1024: '8e cb 67 a9 ba 1f 55 a5 a0 67 e2 b0 26 a3 67 6f', 1520: 'd2 aa 90 2b d4 2d 0d 7c fd 34 0c d4 58 10 52 9f', 1536: '78 b2 72 c9 6e 42 ea b4 c6 0b d9 14 e3 9d 06 e3', 2032: 'f4 33 2f d3 1a 07 93 96 ee 3c ee 3f 2a 4f f0 49', 2048: '05 45 97 81 d4 1f da 7f 30 c1 be 7e 12 46 c6 23', 3056: 'ad fd 38 68 b8 e5 14 85 d5 e6 10 01 7e 3d d6 09', 3072: 'ad 26 58 1c 0c 5b e4 5f 4c ea 01 db 2f 38 05 d5', 4080: 'f3 17 2c ef fc 3b 3d 99 7c 85 cc d5 af 1a 95 0c', 4096: 'e7 4b 0b 97 31 22 7f d3 7c 0e c0 8a 47 dd d8 b8' } ), ( '0102030405060708', { 0: '97 ab 8a 1b f0 af b9 61 32 f2 f6 72 58 da 15 a8', 16: '82 63 ef db 45 c4 a1 86 84 ef 87 e6 b1 9e 5b 09', 240: '96 36 eb c9 84 19 26 f4 f7 d1 f3 62 bd df 6e 18', 256: 'd0 a9 90 ff 2c 05 fe f5 b9 03 73 c9 ff 4b 87 0a', 496: '73 23 9f 1d b7 f4 1d 80 b6 43 c0 c5 25 18 ec 63', 512: '16 3b 31 99 23 a6 bd b4 52 7c 62 61 26 70 3c 0f', 752: '49 d6 c8 af 0f 97 14 4a 87 df 21 d9 14 72 f9 66', 768: '44 17 3a 10 3b 66 16 c5 d5 ad 1c ee 40 c8 63 d0', 1008: '27 3c 9c 4b 27 f3 22 e4 e7 16 ef 53 a4 7d e7 a4', 1024: 'c6 d0 e7 b2 26 25 9f a9 02 34 90 b2 61 67 ad 1d', 1520: '1f e8 98 67 13 f0 7c 3d 9a e1 c1 63 ff 8c f9 d3', 1536: '83 69 e1 a9 65 61 0b e8 87 fb d0 c7 91 62 aa fb', 2032: '0a 01 27 ab b4 44 84 b9 fb ef 5a bc ae 1b 57 9f', 2048: 'c2 cd ad c6 40 2e 8e e8 66 e1 f3 7b db 47 e4 2c', 3056: '26 b5 1e a3 7d f8 e1 d6 f7 6f c3 b6 6a 74 29 b3', 3072: 'bc 76 83 20 5d 4f 44 3d c1 f2 9d da 33 15 c8 7b', 4080: 'd5 fa 5a 34 69 d2 9a aa f8 3d 23 58 9d b8 c8 5b', 4096: '3f b4 6e 2c 8f 0f 06 8e dc e8 cd cd 7d fc 58 62' } ), # Page 5 ( '0102030405060708090a', { 0: 'ed e3 b0 46 43 e5 86 cc 90 7d c2 18 51 70 99 02', 16: '03 51 6b a7 8f 41 3b eb 22 3a a5 d4 d2 df 67 11', 240: '3c fd 6c b5 8e e0 fd de 64 01 76 ad 00 00 04 4d', 256: '48 53 2b 21 fb 60 79 c9 11 4c 0f fd 9c 04 a1 ad', 496: '3e 8c ea 98 01 71 09 97 90 84 b1 ef 92 f9 9d 86', 512: 'e2 0f b4 9b db 33 7e e4 8b 8d 8d c0 f4 af ef fe', 752: '5c 25 21 ea cd 79 66 f1 5e 05 65 44 be a0 d3 15', 768: 'e0 67 a7 03 19 31 a2 46 a6 c3 87 5d 2f 67 8a cb', 1008: 'a6 4f 70 af 88 ae 56 b6 f8 75 81 c0 e2 3e 6b 08', 1024: 'f4 49 03 1d e3 12 81 4e c6 f3 19 29 1f 4a 05 16', 1520: 'bd ae 85 92 4b 3c b1 d0 a2 e3 3a 30 c6 d7 95 99', 1536: '8a 0f ed db ac 86 5a 09 bc d1 27 fb 56 2e d6 0a', 2032: 'b5 5a 0a 5b 51 a1 2a 8b e3 48 99 c3 e0 47 51 1a', 2048: 'd9 a0 9c ea 3c e7 5f e3 96 98 07 03 17 a7 13 39', 3056: '55 22 25 ed 11 77 f4 45 84 ac 8c fa 6c 4e b5 fc', 3072: '7e 82 cb ab fc 95 38 1b 08 09 98 44 21 29 c2 f8', 4080: '1f 13 5e d1 4c e6 0a 91 36 9d 23 22 be f2 5e 3c', 4096: '08 b6 be 45 12 4a 43 e2 eb 77 95 3f 84 dc 85 53' } ), ( '0102030405060708090a0b0c0d0e0f10', { 0: '9a c7 cc 9a 60 9d 1e f7 b2 93 28 99 cd e4 1b 97', 16: '52 48 c4 95 90 14 12 6a 6e 8a 84 f1 1d 1a 9e 1c', 240: '06 59 02 e4 b6 20 f6 cc 36 c8 58 9f 66 43 2f 2b', 256: 'd3 9d 56 6b c6 bc e3 01 07 68 15 15 49 f3 87 3f', 496: 'b6 d1 e6 c4 a5 e4 77 1c ad 79 53 8d f2 95 fb 11', 512: 'c6 8c 1d 5c 55 9a 97 41 23 df 1d bc 52 a4 3b 89', 752: 'c5 ec f8 8d e8 97 fd 57 fe d3 01 70 1b 82 a2 59', 768: 'ec cb e1 3d e1 fc c9 1c 11 a0 b2 6c 0b c8 fa 4d', 1008: 'e7 a7 25 74 f8 78 2a e2 6a ab cf 9e bc d6 60 65', 1024: 'bd f0 32 4e 60 83 dc c6 d3 ce dd 3c a8 c5 3c 16', 1520: 'b4 01 10 c4 19 0b 56 22 a9 61 16 b0 01 7e d2 97', 1536: 'ff a0 b5 14 64 7e c0 4f 63 06 b8 92 ae 66 11 81', 2032: 'd0 3d 1b c0 3c d3 3d 70 df f9 fa 5d 71 96 3e bd', 2048: '8a 44 12 64 11 ea a7 8b d5 1e 8d 87 a8 87 9b f5', 3056: 'fa be b7 60 28 ad e2 d0 e4 87 22 e4 6c 46 15 a3', 3072: 'c0 5d 88 ab d5 03 57 f9 35 a6 3c 59 ee 53 76 23', 4080: 'ff 38 26 5c 16 42 c1 ab e8 d3 c2 fe 5e 57 2b f8', 4096: 'a3 6a 4c 30 1a e8 ac 13 61 0c cb c1 22 56 ca cc' } ), # Page 6 ( '0102030405060708090a0b0c0d0e0f101112131415161718', { 0: '05 95 e5 7f e5 f0 bb 3c 70 6e da c8 a4 b2 db 11', 16: 'df de 31 34 4a 1a f7 69 c7 4f 07 0a ee 9e 23 26', 240: 'b0 6b 9b 1e 19 5d 13 d8 f4 a7 99 5c 45 53 ac 05', 256: '6b d2 37 8e c3 41 c9 a4 2f 37 ba 79 f8 8a 32 ff', 496: 'e7 0b ce 1d f7 64 5a db 5d 2c 41 30 21 5c 35 22', 512: '9a 57 30 c7 fc b4 c9 af 51 ff da 89 c7 f1 ad 22', 752: '04 85 05 5f d4 f6 f0 d9 63 ef 5a b9 a5 47 69 82', 768: '59 1f c6 6b cd a1 0e 45 2b 03 d4 55 1f 6b 62 ac', 1008: '27 53 cc 83 98 8a fa 3e 16 88 a1 d3 b4 2c 9a 02', 1024: '93 61 0d 52 3d 1d 3f 00 62 b3 c2 a3 bb c7 c7 f0', 1520: '96 c2 48 61 0a ad ed fe af 89 78 c0 3d e8 20 5a', 1536: '0e 31 7b 3d 1c 73 b9 e9 a4 68 8f 29 6d 13 3a 19', 2032: 'bd f0 e6 c3 cc a5 b5 b9 d5 33 b6 9c 56 ad a1 20', 2048: '88 a2 18 b6 e2 ec e1 e6 24 6d 44 c7 59 d1 9b 10', 3056: '68 66 39 7e 95 c1 40 53 4f 94 26 34 21 00 6e 40', 3072: '32 cb 0a 1e 95 42 c6 b3 b8 b3 98 ab c3 b0 f1 d5', 4080: '29 a0 b8 ae d5 4a 13 23 24 c6 2e 42 3f 54 b4 c8', 4096: '3c b0 f3 b5 02 0a 98 b8 2a f9 fe 15 44 84 a1 68' } ), ( '0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20', { 0: 'ea a6 bd 25 88 0b f9 3d 3f 5d 1e 4c a2 61 1d 91', 16: 'cf a4 5c 9f 7e 71 4b 54 bd fa 80 02 7c b1 43 80', 240: '11 4a e3 44 de d7 1b 35 f2 e6 0f eb ad 72 7f d8', 256: '02 e1 e7 05 6b 0f 62 39 00 49 64 22 94 3e 97 b6', 496: '91 cb 93 c7 87 96 4e 10 d9 52 7d 99 9c 6f 93 6b', 512: '49 b1 8b 42 f8 e8 36 7c be b5 ef 10 4b a1 c7 cd', 752: '87 08 4b 3b a7 00 ba de 95 56 10 67 27 45 b3 74', 768: 'e7 a7 b9 e9 ec 54 0d 5f f4 3b db 12 79 2d 1b 35', 1008: 'c7 99 b5 96 73 8f 6b 01 8c 76 c7 4b 17 59 bd 90', 1024: '7f ec 5b fd 9f 9b 89 ce 65 48 30 90 92 d7 e9 58', 1520: '40 f2 50 b2 6d 1f 09 6a 4a fd 4c 34 0a 58 88 15', 1536: '3e 34 13 5c 79 db 01 02 00 76 76 51 cf 26 30 73', 2032: 'f6 56 ab cc f8 8d d8 27 02 7b 2c e9 17 d4 64 ec', 2048: '18 b6 25 03 bf bc 07 7f ba bb 98 f2 0d 98 ab 34', 3056: '8a ed 95 ee 5b 0d cb fb ef 4e b2 1d 3a 3f 52 f9', 3072: '62 5a 1a b0 0e e3 9a 53 27 34 6b dd b0 1a 9c 18', 4080: 'a1 3a 7c 79 c7 e1 19 b5 ab 02 96 ab 28 c3 00 b9', 4096: 'f3 e4 c0 a2 e0 2d 1d 01 f7 f0 a7 46 18 af 2b 48' } ), # Page 7 ( '833222772a', { 0: '80 ad 97 bd c9 73 df 8a 2e 87 9e 92 a4 97 ef da', 16: '20 f0 60 c2 f2 e5 12 65 01 d3 d4 fe a1 0d 5f c0', 240: 'fa a1 48 e9 90 46 18 1f ec 6b 20 85 f3 b2 0e d9', 256: 'f0 da f5 ba b3 d5 96 83 98 57 84 6f 73 fb fe 5a', 496: '1c 7e 2f c4 63 92 32 fe 29 75 84 b2 96 99 6b c8', 512: '3d b9 b2 49 40 6c c8 ed ff ac 55 cc d3 22 ba 12', 752: 'e4 f9 f7 e0 06 61 54 bb d1 25 b7 45 56 9b c8 97', 768: '75 d5 ef 26 2b 44 c4 1a 9c f6 3a e1 45 68 e1 b9', 1008: '6d a4 53 db f8 1e 82 33 4a 3d 88 66 cb 50 a1 e3', 1024: '78 28 d0 74 11 9c ab 5c 22 b2 94 d7 a9 bf a0 bb', 1520: 'ad b8 9c ea 9a 15 fb e6 17 29 5b d0 4b 8c a0 5c', 1536: '62 51 d8 7f d4 aa ae 9a 7e 4a d5 c2 17 d3 f3 00', 2032: 'e7 11 9b d6 dd 9b 22 af e8 f8 95 85 43 28 81 e2', 2048: '78 5b 60 fd 7e c4 e9 fc b6 54 5f 35 0d 66 0f ab', 3056: 'af ec c0 37 fd b7 b0 83 8e b3 d7 0b cd 26 83 82', 3072: 'db c1 a7 b4 9d 57 35 8c c9 fa 6d 61 d7 3b 7c f0', 4080: '63 49 d1 26 a3 7a fc ba 89 79 4f 98 04 91 4f dc', 4096: 'bf 42 c3 01 8c 2f 7c 66 bf de 52 49 75 76 81 15' } ), ( '1910833222772a', { 0: 'bc 92 22 db d3 27 4d 8f c6 6d 14 cc bd a6 69 0b', 16: '7a e6 27 41 0c 9a 2b e6 93 df 5b b7 48 5a 63 e3', 240: '3f 09 31 aa 03 de fb 30 0f 06 01 03 82 6f 2a 64', 256: 'be aa 9e c8 d5 9b b6 81 29 f3 02 7c 96 36 11 81', 496: '74 e0 4d b4 6d 28 64 8d 7d ee 8a 00 64 b0 6c fe', 512: '9b 5e 81 c6 2f e0 23 c5 5b e4 2f 87 bb f9 32 b8', 752: 'ce 17 8f c1 82 6e fe cb c1 82 f5 79 99 a4 61 40', 768: '8b df 55 cd 55 06 1c 06 db a6 be 11 de 4a 57 8a', 1008: '62 6f 5f 4d ce 65 25 01 f3 08 7d 39 c9 2c c3 49', 1024: '42 da ac 6a 8f 9a b9 a7 fd 13 7c 60 37 82 56 82', 1520: 'cc 03 fd b7 91 92 a2 07 31 2f 53 f5 d4 dc 33 d9', 1536: 'f7 0f 14 12 2a 1c 98 a3 15 5d 28 b8 a0 a8 a4 1d', 2032: '2a 3a 30 7a b2 70 8a 9c 00 fe 0b 42 f9 c2 d6 a1', 2048: '86 26 17 62 7d 22 61 ea b0 b1 24 65 97 ca 0a e9', 3056: '55 f8 77 ce 4f 2e 1d db bf 8e 13 e2 cd e0 fd c8', 3072: '1b 15 56 cb 93 5f 17 33 37 70 5f bb 5d 50 1f c1', 4080: 'ec d0 e9 66 02 be 7f 8d 50 92 81 6c cc f2 c2 e9', 4096: '02 78 81 fa b4 99 3a 1c 26 20 24 a9 4f ff 3f 61' } ), # Page 8 ( '641910833222772a', { 0: 'bb f6 09 de 94 13 17 2d 07 66 0c b6 80 71 69 26', 16: '46 10 1a 6d ab 43 11 5d 6c 52 2b 4f e9 36 04 a9', 240: 'cb e1 ff f2 1c 96 f3 ee f6 1e 8f e0 54 2c bd f0', 256: '34 79 38 bf fa 40 09 c5 12 cf b4 03 4b 0d d1 a7', 496: '78 67 a7 86 d0 0a 71 47 90 4d 76 dd f1 e5 20 e3', 512: '8d 3e 9e 1c ae fc cc b3 fb f8 d1 8f 64 12 0b 32', 752: '94 23 37 f8 fd 76 f0 fa e8 c5 2d 79 54 81 06 72', 768: 'b8 54 8c 10 f5 16 67 f6 e6 0e 18 2f a1 9b 30 f7', 1008: '02 11 c7 c6 19 0c 9e fd 12 37 c3 4c 8f 2e 06 c4', 1024: 'bd a6 4f 65 27 6d 2a ac b8 f9 02 12 20 3a 80 8e', 1520: 'bd 38 20 f7 32 ff b5 3e c1 93 e7 9d 33 e2 7c 73', 1536: 'd0 16 86 16 86 19 07 d4 82 e3 6c da c8 cf 57 49', 2032: '97 b0 f0 f2 24 b2 d2 31 71 14 80 8f b0 3a f7 a0', 2048: 'e5 96 16 e4 69 78 79 39 a0 63 ce ea 9a f9 56 d1', 3056: 'c4 7e 0d c1 66 09 19 c1 11 01 20 8f 9e 69 aa 1f', 3072: '5a e4 f1 28 96 b8 37 9a 2a ad 89 b5 b5 53 d6 b0', 4080: '6b 6b 09 8d 0c 29 3b c2 99 3d 80 bf 05 18 b6 d9', 4096: '81 70 cc 3c cd 92 a6 98 62 1b 93 9d d3 8f e7 b9' } ), ( '8b37641910833222772a', { 0: 'ab 65 c2 6e dd b2 87 60 0d b2 fd a1 0d 1e 60 5c', 16: 'bb 75 90 10 c2 96 58 f2 c7 2d 93 a2 d1 6d 29 30', 240: 'b9 01 e8 03 6e d1 c3 83 cd 3c 4c 4d d0 a6 ab 05', 256: '3d 25 ce 49 22 92 4c 55 f0 64 94 33 53 d7 8a 6c', 496: '12 c1 aa 44 bb f8 7e 75 e6 11 f6 9b 2c 38 f4 9b', 512: '28 f2 b3 43 4b 65 c0 98 77 47 00 44 c6 ea 17 0d', 752: 'bd 9e f8 22 de 52 88 19 61 34 cf 8a f7 83 93 04', 768: '67 55 9c 23 f0 52 15 84 70 a2 96 f7 25 73 5a 32', 1008: '8b ab 26 fb c2 c1 2b 0f 13 e2 ab 18 5e ab f2 41', 1024: '31 18 5a 6d 69 6f 0c fa 9b 42 80 8b 38 e1 32 a2', 1520: '56 4d 3d ae 18 3c 52 34 c8 af 1e 51 06 1c 44 b5', 1536: '3c 07 78 a7 b5 f7 2d 3c 23 a3 13 5c 7d 67 b9 f4', 2032: 'f3 43 69 89 0f cf 16 fb 51 7d ca ae 44 63 b2 dd', 2048: '02 f3 1c 81 e8 20 07 31 b8 99 b0 28 e7 91 bf a7', 3056: '72 da 64 62 83 22 8c 14 30 08 53 70 17 95 61 6f', 3072: '4e 0a 8c 6f 79 34 a7 88 e2 26 5e 81 d6 d0 c8 f4', 4080: '43 8d d5 ea fe a0 11 1b 6f 36 b4 b9 38 da 2a 68', 4096: '5f 6b fc 73 81 58 74 d9 71 00 f0 86 97 93 57 d8' } ), # 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Page 10 ( '1ada31d5cf688221c109163908ebe51debb46227c6cc8b37641910833222772a', { 0: 'dd 5b cb 00 18 e9 22 d4 94 75 9d 7c 39 5d 02 d3', 16: 'c8 44 6f 8f 77 ab f7 37 68 53 53 eb 89 a1 c9 eb', 240: 'af 3e 30 f9 c0 95 04 59 38 15 15 75 c3 fb 90 98', 256: 'f8 cb 62 74 db 99 b8 0b 1d 20 12 a9 8e d4 8f 0e', 496: '25 c3 00 5a 1c b8 5d e0 76 25 98 39 ab 71 98 ab', 512: '9d cb c1 83 e8 cb 99 4b 72 7b 75 be 31 80 76 9c', 752: 'a1 d3 07 8d fa 91 69 50 3e d9 d4 49 1d ee 4e b2', 768: '85 14 a5 49 58 58 09 6f 59 6e 4b cd 66 b1 06 65', 1008: '5f 40 d5 9e c1 b0 3b 33 73 8e fa 60 b2 25 5d 31', 1024: '34 77 c7 f7 64 a4 1b ac ef f9 0b f1 4f 92 b7 cc', 1520: 'ac 4e 95 36 8d 99 b9 eb 78 b8 da 8f 81 ff a7 95', 1536: '8c 3c 13 f8 c2 38 8b b7 3f 38 57 6e 65 b7 c4 46', 2032: '13 c4 b9 c1 df b6 65 79 ed dd 8a 28 0b 9f 73 16', 2048: 'dd d2 78 20 55 01 26 69 8e fa ad c6 4b 64 f6 6e', 3056: 'f0 8f 2e 66 d2 8e d1 43 f3 a2 37 cf 9d e7 35 59', 3072: '9e a3 6c 52 55 31 b8 80 ba 12 43 34 f5 7b 0b 70', 4080: 'd5 a3 9e 3d fc c5 02 80 ba c4 a6 b5 aa 0d ca 7d', 4096: '37 0b 1c 1f e6 55 91 6d 97 fd 0d 47 ca 1d 72 b8' } ) ] def test_keystream(self): for tv in self.rfc6229_data: key = unhexlify(b((tv[0]))) cipher = ARC4.new(key) count = 0 for offset in range(0, 4096+1, 16): ct = cipher.encrypt(b('\x00')*16) expected = tv[1].get(offset) if expected: expected = unhexlify(b(expected.replace(" ", ''))) self.assertEqual(ct, expected) count += 1 self.assertEqual(count, len(tv[1])) class Drop_Tests(unittest.TestCase): key = b('\xAA')*16 data = b('\x00')*5000 def setUp(self): self.cipher = ARC4.new(self.key) def test_drop256_encrypt(self): cipher_drop = ARC4.new(self.key, 256) ct_drop = cipher_drop.encrypt(self.data[:16]) ct = self.cipher.encrypt(self.data)[256:256+16] self.assertEqual(ct_drop, ct) def test_drop256_decrypt(self): cipher_drop = ARC4.new(self.key, 256) pt_drop = cipher_drop.decrypt(self.data[:16]) pt = self.cipher.decrypt(self.data)[256:256+16] self.assertEqual(pt_drop, pt) class KeyLength(unittest.TestCase): def runTest(self): self.assertRaises(ValueError, ARC4.new, b'') self.assertRaises(ValueError, ARC4.new, b'\x00' * 257) def get_tests(config={}): from .common import make_stream_tests tests = make_stream_tests(ARC4, "ARC4", test_data) tests += list_test_cases(RFC6229_Tests) tests += list_test_cases(Drop_Tests) tests.append(KeyLength()) return tests if __name__ == '__main__': def suite(): return unittest.TestSuite(get_tests()) unittest.main(defaultTest='suite')