PHP LEA암호화 구현 소스

이번엔 PHP에서 LEA가 필요해서 구현했습니다.

PHP에 Type이나 unsigned bit연산이 참 불편하다는걸 느끼네요..ㅠㅠ

C 로 짰던 소스를 바탕으로 만들었습니다.

http://jsty.tistory.com/69

해당 소스는 "[2013-1164] 128비트 경량블록암호 LEA" 이 문서를 참고하여 소스를 만들었습니다.

http://committee.tta.or.kr/include/Download.jsp?filename=choan%2F%5B2013-1164%5D+128%BA%F1%C6%AE+%B0%E6%B7%AE%BA%ED%B7%CF%BE%CF%C8%A3+LEA.hwp

JsCrypto_LEA.php

* ECB(기본) / CBC Block 암호화 방식 추가하였습니다.

테스트 소스 (위 파일에 포함되어 있음)

// ========== 여기부터는 테스트 소스입니다. ========== // ================================================== // Keysize Nr // 128 24 // 192 28 // 256 32 // ================================================== function test($Nr) { $cls = new JsCrypto_LEA(); switch($Nr) { case 24: $key = "\x0f\x1e\x2d\x3c\x4b\x5a\x69\x78\x87\x96\xa5\xb4\xc3\xd2\xe1\xf0"; $P = "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f"; break; case 28: $key = "\x0f\x1e\x2d\x3c\x4b\x5a\x69\x78\x87\x96\xa5\xb4\xc3\xd2\xe1\xf0\xf0\xe1\xd2\xc3\xb4\xa5\x96\x87"; $P = "\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f"; break; case 32: $key = "\x0f\x1e\x2d\x3c\x4b\x5a\x69\x78\x87\x96\xa5\xb4\xc3\xd2\xe1\xf0\xf0\xe1\xd2\xc3\xb4\xa5\x96\x87\x78\x69\x5a\x4b\x3c\x2d\x1e\x0f"; $P = "\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f"; break; default: return; break; } $roundkey = $cls->KeyScheduleBin($key); $iv = "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"; $C = $cls->EncryptBin_ECB($Nr, $roundkey, $P, $iv); $D = $cls->DecryptBin_ECB($Nr, $roundkey, $C, $iv); echo "KEY : ".bin2hex($key)."<br />\r\n"; echo "RoundKey : <br />\n"; for($i=0;$i<$Nr;$i++) { printf("%3d : ", $i); for($j=0;$j<6;$j++) printf("%08x ", $roundkey[$i*6+$j]); echo "<br />\n"; } echo "<br />\r\n"; echo "Plain : ".bin2hex($P)."<br />\r\n"; echo "Encrypt : ".bin2hex($C)."<br />\r\n"; echo "Decryt : ".bin2hex($D)."<br />\r\n"; } echo "========== Nr:24 / KeySize:128bit TEST ==========<br />"; test(24); echo "=================================================<br />"; echo "========== Nr:28 / KeySize:192bit TEST ==========<br />"; test(28); echo "=================================================<br />"; echo "========== Nr:32 / KeySize:256bit TEST ==========<br />"; test(32); echo "=================================================<br />"; /* * 함수 사용법 * $ciphertext = JsCrypto_LEA_Encrypt($key, $plaintext, JsCrypto_LEA_MODE_ECB, NULL); * $ciphertext = JsCrypto_LEA_Encrypt($key, $plaintext, JsCrypto_LEA_MODE_CBC, $iv); * $plaintext = JsCrypto_LEA_Decrypt($key, $ciphertext, JsCrypto_LEA_MODE_ECB, NULL); * $plaintext = JsCrypto_LEA_Dencrypt($key, $ciphertext, JsCrypto_LEA_MODE_CBC, $iv); * * $key는 꼭 16byte / 24byte / 32byte 이어야 합니다. * $iv는 꼭 16byte이어야 합니다. * */

테스트 결과

========== Nr:24 / KeySize:128bit TEST ========== KEY : 0f1e2d3c4b5a69788796a5b4c3d2e1f0 RoundKey : 0 : 003a0fd4 02497010 194f7db1 02497010 090d0883 02497010 1 : 11fdcbb1 9e98e0c8 18b570cf 9e98e0c8 9dc53a79 9e98e0c8 2 : f30f7bb5 6d6628db b74e5dad 6d6628db a65e46d0 6d6628db 3 : 74120631 dac9bd17 cd1ecf34 dac9bd17 540f76f1 dac9bd17 4 : 662147db c637c47a 46518932 c637c47a 23269260 c637c47a 5 : e4dd5047 f694285e e1c2951d f694285e 8ca5242c f694285e 6 : baf8e5ca 3e936cd7 0fc7e5b1 3e936cd7 f1c8fa8c 3e936cd7 7 : 5522b80c ee22ca78 8a6fa8b3 ee22ca78 65637b74 ee22ca78 8 : 8a19279e 6fb40ffe 85c5f092 6fb40ffe 92cc9f25 6fb40ffe 9 : 9dde584c cb00c87f 4780ad66 cb00c87f e61b5dcb cb00c87f 10 : 4fa10466 f728e276 d255411b f728e276 656839ad f728e276 11 : 9250d058 51bd501f 1cb40dae 51bd501f 1abf218d 51bd501f 12 : 21dd192d 77c644e2 cabfaa45 77c644e2 681c207d 77c644e2 13 : de7ac372 9436afd0 10331d80 9436afd0 f326fe98 9436afd0 14 : fb3ac3d4 93df660e 2f65d8a3 93df660e df92e761 93df660e 15 : 27620087 265ef76e 4fb29864 265ef76e 2656ed1a 265ef76e 16 : 227b88ec d0b3fa6f c86a08fd d0b3fa6f a864cba9 d0b3fa6f 17 : f1002361 e5e85fc3 1f0b0408 e5e85fc3 488e7ac4 e5e85fc3 18 : c65415d5 51e176b6 eca88bf9 51e176b6 edb89ece 51e176b6 19 : 9b6fb99c 0548254b 8de9f7c2 0548254b b6b4d146 0548254b 20 : 7257f134 06051a42 36bcef01 06051a42 b649d524 06051a42 21 : a540fb03 34b196e6 f7c80dad 34b196e6 71bc7dc4 34b196e6 22 : 8fbee745 cf744123 907c0a60 cf744123 8215ec35 cf744123 23 : 0bf6adba df69029d 5b72305a df69029d cb47c19f df69029d Plain : 101112131415161718191a1b1c1d1e1f Encrypt : 9fc84e3528c6c6185532c7a704648bfd Decryt : 101112131415161718191a1b1c1d1e1f ================================================= ========== Nr:28 / KeySize:192bit TEST ========== KEY : 0f1e2d3c4b5a69788796a5b4c3d2e1f0f0e1d2c3b4a59687 RoundKey : 0 : 003a0fd4 02497010 194f7db1 090d0883 2ff5805a c2580b27 1 : 11fdcbb1 9e98e0c8 18b570cf 9dc53a79 5c145788 9771b5e5 2 : f30f7bb5 6d6628db b74e5dad a65e46d0 6f44da96 f643115f 3 : 74120631 dac9bd17 cd1ecf34 540f76f1 aa1a5bdb fbafaae7 4 : 13f8a031 34f28728 31fdb409 0e31481b df498117 cf9371f1 5 : 0967c312 b3484ec8 3aae5b3d 5a9714a0 b2d4dd5f 3a1fcdf7 6 : 0ac47404 59e9e54d a60dc00a 566139d3 898dce4f 582d72dd 7 : 77f3ea4c e2a73c8d b8f1249a 6a172700 bc0e539c 2e46fdbb 8 : b4e0e98a 3d028c05 b8d3a050 dbd67bef df675c7a 99eefbb0 9 : e68584f6 ce31ef45 96c105ac 2a1be677 9d72b8b0 33cecc54 10 : c22ffd76 1ab7167e 42bb3060 7da517f5 4aa0e8d3 0a070c3c 11 : e200a765 c2be17b3 7f22543f 3e4eb7a1 c992a6f4 a783c823 12 : c13cc747 ffcc8185 66514e9e e4ccc199 cd5c766d a004f676 13 : 1d3a1fa6 d46894ec f49c33e6 782fda7e 1fe6346c 0ffe981c 14 : 78b97c3d 956e8ee8 49ab721c 2672138a 037ea242 ce5fe8a4 15 : 225f7158 32d83e3e e118f6aa 1fb83751 4d27715c ed2fba4e 16 : 8dfbc56d e0a907db e4af091c 5e123225 d0e8d2e1 cc4501fb 17 : 8422a8f0 46a12f92 415152ad f55417f5 38738248 c6e29ded 18 : 5723715e abfa788c c3646af7 64af9186 8fc855ec 2bc36989 19 : 5e6b28e3 e0f5f592 eb3dd108 0551012a 50e4221d 97e85c0f 20 : 4e258e14 92298f0b 771269c3 6f934254 c0933b6b 421159b8 21 : d76953f4 6a3e36be 53b656fb 610c22e0 9f399330 acf7e7e9 22 : fe0b573b cbb73085 89ed67fc 77014cef e1b8431f ba1b4105 23 : 06de3450 b3f5b2fe df1cec27 fb22bd10 8e3de6fe 3d4acd27 24 : c5444873 5bec968b 8b2af393 11e2f6ca 9cb3694f 94c56b91 25 : 939a1a93 27f101bb 5381bae7 48ebd1b1 f6d5fca7 0ca24bbc 26 : 7b03490b de00acfb c7f8abfe 410a14c1 d37932a9 14029327 27 : bd948525 2c75004d c52486d5 0f07e2fa 1963e1fd 882719c3 Plain : 202122232425262728292a2b2c2d2e2f Encrypt : 6fb95e325aad1b878cdcf5357674c6f2 Decryt : 202122232425262728292a2b2c2d2e2f ================================================= ========== Nr:32 / KeySize:256bit TEST ========== KEY : 0f1e2d3c4b5a69788796a5b4c3d2e1f0f0e1d2c3b4a5968778695a4b3c2d1e0f RoundKey : 0 : 003a0fd4 02497010 194f7db1 090d0883 2ff5805a c2580b27 1 : 11fdcbb1 9e98e0c8 18b570cf 9dc53a79 5c145788 9771b5e5 2 : 007ec5f0 66c8f663 8f080bfe 0a39a69e bd11cf23 773eb00e 3 : 0816ad0d 298df6a8 ff32a708 d18e330a 63a88dd9 3f05617e 4 : a5f83215 189a1ee5 eff52a57 022f06c7 e8af2bba dfd91dae 5 : 2d66e6db d0850cb7 b88beeac 488c7440 68293e8c 9199ee82 6 : 9890f2c9 802c4d83 c6da5b2d f222117b 33c95a8b 490bef7b 7 : 2b9c0cfa 68aa3b00 ebaf316c 7cd4bbc6 3e13417f 74457ad4 8 : 47666c9c 46fd3811 d0df027a c8c8ff3f 9db55d49 6886f420 9 : 1878e248 854a0916 0dc52779 c91c2f7b b4babd62 0a70068f 10 : 2f6ea2c1 e8041a56 20d94037 0aae5ad0 282739d2 ae8e4c92 11 : 435d3b30 0ce8a0fd 5eb292ca 1df9a6c9 19e73ee5 3f509dcc 12 : 24e241ce 1910d5ec 2135e1fb becd62f9 2085006a 130cce6d 13 : c047357d 7c9c3e6c 8ed16f43 c153f4c6 51eeba93 d908f66f 14 : 96b84eac d34b2769 0666b851 f5b865ea 79fcebec 53c0c944 15 : fd51bd9c e8c57842 00624904 287a9071 2ee48964 d9637bf1 16 : c7b15fb6 3bc28919 303356e9 1cbe09bd d10053c3 1cdcc7e6 17 : 3b6bd0f5 3e5cd517 115e7f22 127f1e67 1c020629 c101badb 18 : 0710cd56 b6976bd7 2a691439 87b95292 e8bea535 ba2bf7a8 19 : e044d85c 479c2cde 74fd10bf d3255415 300afd67 668b7f3c 20 : 654b763e 6fd11be2 f84c0141 a6e184b6 cdec626d 22bc2010 21 : 4d48cdf3 9417eac7 6bf10bbf 4854858d 6dc43c6f 6ef09bb4 22 : ed523ef7 ee256832 2922d866 89ccc625 6f57f31a bf868a4f 23 : 3695aa3c bb6272c0 984c93b9 cc1728d7 56806aef d2d894e6 24 : 9637c606 b8735113 695a78e9 0f9074cc 724aca91 4c24892a 25 : 358115b9 0c26d5fe df63105e b4dbe19e e2fe375a 47d5ba7a 26 : 129534a0 4557ac10 a717c8a2 90505cb8 ba785621 d4ab0491 27 : 3c7e9f50 e1c7bcfc e6a15b72 fc49bfff 1e7d0462 e1d6ea51 28 : 431c80d5 16b6c925 35921df6 b87a58d3 00020b00 1277be0e 29 : 381a782d 44c1fd3e 5542bee6 0196ec00 b7e2b1e1 4c72611e 30 : 1aacf6e0 8df328ab 0c6902e6 822b9868 17f1737d 740520d5 31 : 15a6f050 ce495162 4bc0bff8 cbb60b2a 2156ef3c 41504fed Plain : 303132333435363738393a3b3c3d3e3f Encrypt : 8c828359deeda5d33fc3b07855d6ddbf Decryt : 303132333435363738393a3b3c3d3e3f =================================================