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/** * ECBModeTest * * A test class for ECBMode * Copyright (c) 2007 Henri Torgemane * * See LICENSE.txt for full license information. */ package com.hurlant.crypto.tests { import com.hurlant.crypto.symmetric.AESKey; import com.hurlant.crypto.symmetric.ECBMode; import com.hurlant.crypto.symmetric.NullPad; import com.hurlant.crypto.symmetric.XTeaKey; import com.hurlant.util.Hex; import flash.utils.ByteArray; public class ECBModeTest extends TestCase { public function ECBModeTest(h:ITestHarness) { super(h, "ECBMode Test"); runTest(testAES,"ECB AES Test Vectors"); runTest(testXTea,"ECB XTea Test Vectors"); runTest(testECB_AES128,"ECB AES-128 Test Vectors"); runTest(testECB_AES192,"ECB AES-192 Test Vectors"); runTest(testECB_AES256,"ECB AES-256 Test Vectors"); h.endTestCase(); } /** * For now the main goal is to show we can decrypt what we encrypt in this mode. * Eventually, this should get correlated with some well known vectors. * yay. found hawt test vectors: http://csrc.nist.gov/publications/nistpubs/800-38a/sp800-38a.pdf */ public function testECB_AES128():void { var key:ByteArray = Hex.toArray("2b7e151628aed2a6abf7158809cf4f3c"); var pt:ByteArray = Hex.toArray( "6bc1bee22e409f96e93d7e117393172a" + "ae2d8a571e03ac9c9eb76fac45af8e51" + "30c81c46a35ce411e5fbc1191a0a52ef" + "f69f2445df4f9b17ad2b417be66c3710"); var ct:ByteArray = Hex.toArray( "3ad77bb40d7a3660a89ecaf32466ef97" + "f5d3d58503b9699de785895a96fdbaaf" + "43b1cd7f598ece23881b00e3ed030688" + "7b0c785e27e8ad3f8223207104725dd4"); var ecb:ECBMode = new ECBMode(new AESKey(key), new NullPad); var src:ByteArray = new ByteArray; src.writeBytes(pt); ecb.encrypt(src); assert("ECB_AES128 test 1", Hex.fromArray(src)==Hex.fromArray(ct)); ecb.decrypt(src); assert("ECB_AES128 test 2", Hex.fromArray(src)==Hex.fromArray(pt)); } public function testECB_AES192():void { var key:ByteArray = Hex.toArray("8e73b0f7da0e6452c810f32b809079e562f8ead2522c6b7b"); var pt:ByteArray = Hex.toArray( "6bc1bee22e409f96e93d7e117393172a" + "ae2d8a571e03ac9c9eb76fac45af8e51" + "30c81c46a35ce411e5fbc1191a0a52ef" + "f69f2445df4f9b17ad2b417be66c3710"); var ct:ByteArray = Hex.toArray( "bd334f1d6e45f25ff712a214571fa5cc" + "974104846d0ad3ad7734ecb3ecee4eef" + "ef7afd2270e2e60adce0ba2face6444e" + "9a4b41ba738d6c72fb16691603c18e0e"); var ecb:ECBMode = new ECBMode(new AESKey(key), new NullPad); var src:ByteArray = new ByteArray; src.writeBytes(pt); ecb.encrypt(src); assert("ECB_AES192 test 1", Hex.fromArray(src)==Hex.fromArray(ct)); ecb.decrypt(src); assert("ECB_AES192 test 2", Hex.fromArray(src)==Hex.fromArray(pt)); } public function testECB_AES256():void { var key:ByteArray = Hex.toArray( "603deb1015ca71be2b73aef0857d7781" + "1f352c073b6108d72d9810a30914dff4"); var pt:ByteArray = Hex.toArray( "6bc1bee22e409f96e93d7e117393172a" + "ae2d8a571e03ac9c9eb76fac45af8e51" + "30c81c46a35ce411e5fbc1191a0a52ef" + "f69f2445df4f9b17ad2b417be66c3710"); var ct:ByteArray = Hex.toArray( "f3eed1bdb5d2a03c064b5a7e3db181f8" + "591ccb10d410ed26dc5ba74a31362870" + "b6ed21b99ca6f4f9f153e7b1beafed1d" + "23304b7a39f9f3ff067d8d8f9e24ecc7"); var ecb:ECBMode = new ECBMode(new AESKey(key), new NullPad); var src:ByteArray = new ByteArray; src.writeBytes(pt); ecb.encrypt(src); assert("ECB_AES256 test 1", Hex.fromArray(src)==Hex.fromArray(ct)); ecb.decrypt(src); assert("ECB_AES256 test 2", Hex.fromArray(src)==Hex.fromArray(pt)); } // crappier, older testing. keeping around for no good reason. public function testAES():void { var keys:Array = [ "00010203050607080A0B0C0D0F101112", "14151617191A1B1C1E1F202123242526"]; var pts:Array = [ "506812A45F08C889B97F5980038B8359506812A45F08C889B97F5980038B8359506812A45F08C889B97F5980038B8359", "5C6D71CA30DE8B8B00549984D2EC7D4B5C6D71CA30DE8B8B00549984D2EC7D4B5C6D71CA30DE8B8B00549984D2EC7D4B"]; var cts:Array = [ "D8F532538289EF7D06B506A4FD5BE9C9D8F532538289EF7D06B506A4FD5BE9C9D8F532538289EF7D06B506A4FD5BE9C96DE5F607AB7EB8202F3957703B04E8B5", "59AB30F4D4EE6E4FF9907EF65B1FB68C59AB30F4D4EE6E4FF9907EF65B1FB68C59AB30F4D4EE6E4FF9907EF65B1FB68C2993487785CB1CFDA6BB4F0F345F76C7"]; for (var i:uint=0;i<keys.length;i++) { var key:ByteArray = Hex.toArray(keys[i]); var pt:ByteArray = Hex.toArray(pts[i]); var aes:AESKey = new AESKey(key); var ecb:ECBMode = new ECBMode(aes); ecb.encrypt(pt); var str:String = Hex.fromArray(pt).toUpperCase(); assert("comparing "+cts[i]+" to "+str, cts[i]==str); // back to pt ecb.decrypt(pt); str = Hex.fromArray(pt).toUpperCase(); assert("comparing "+pts[i]+" to "+str, pts[i]==str); } } public function testXTea():void { var keys:Array=[ "00000000000000000000000000000000", "2b02056806144976775d0e266c287843"]; var pts:Array=[ "0000000000000000000000000000000000000000000000000000000000000000", "74657374206d652e74657374206d652e74657374206d652e74657374206d652e"]; var cts:Array=[ "2dc7e8d3695b05382dc7e8d3695b05382dc7e8d3695b05382dc7e8d3695b053820578a874233632d", "79095821381987837909582138198783790958213819878379095821381987830e4dc3c48b2edf32"]; // self-fullfilling vectors. // oh well, at least I can decrypt what I produce. :( for (var i:uint=0;i<keys.length;i++) { var key:ByteArray = Hex.toArray(keys[i]); var pt:ByteArray = Hex.toArray(pts[i]); var tea:XTeaKey = new XTeaKey(key); var ecb:ECBMode = new ECBMode(tea); ecb.encrypt(pt); var str:String = Hex.fromArray(pt); assert("comparing "+cts[i]+" to "+str, cts[i]==str); // now go back to plaintext. ecb.decrypt(pt); str = Hex.fromArray(pt); assert("comparing "+pts[i]+" to "+str, pts[i]==str); } } } }