diff --git a/bramble-core/src/test/java/org/briarproject/bramble/crypto/EdSignatureTest.java b/bramble-core/src/test/java/org/briarproject/bramble/crypto/EdSignatureTest.java index 5d57f2dffdf0c4a5eea86b818db6969baa41af9b..fcbd73e1560c364b04656278303fd7ca2d7e653f 100644 --- a/bramble-core/src/test/java/org/briarproject/bramble/crypto/EdSignatureTest.java +++ b/bramble-core/src/test/java/org/briarproject/bramble/crypto/EdSignatureTest.java @@ -1,11 +1,136 @@ package org.briarproject.bramble.crypto; import org.briarproject.bramble.api.crypto.KeyPair; +import org.junit.Test; import java.security.GeneralSecurityException; +import static org.briarproject.bramble.util.StringUtils.fromHexString; +import static org.junit.Assert.assertArrayEquals; +import static org.junit.Assert.assertTrue; + public class EdSignatureTest extends SignatureTest { + // Test vectors from RFC 8032: secret key, public key, message, signature + // https://tools.ietf.org/html/rfc8032#section-7.1 + private static final String[][] TEST_VECTORS = {{ + "9d61b19deffd5a60ba844af492ec2cc4" + + "4449c5697b326919703bac031cae7f60", + "d75a980182b10ab7d54bfed3c964073a" + + "0ee172f3daa62325af021a68f707511a", + "", + "e5564300c360ac729086e2cc806e828a" + + "84877f1eb8e5d974d873e06522490155" + + "5fb8821590a33bacc61e39701cf9b46b" + + "d25bf5f0595bbe24655141438e7a100b" + }, { + "4ccd089b28ff96da9db6c346ec114e0f" + + "5b8a319f35aba624da8cf6ed4fb8a6fb", + "3d4017c3e843895a92b70aa74d1b7ebc" + + "9c982ccf2ec4968cc0cd55f12af4660c", + "72", + "92a009a9f0d4cab8720e820b5f642540" + + "a2b27b5416503f8fb3762223ebdb69da" + + "085ac1e43e15996e458f3613d0f11d8c" + + "387b2eaeb4302aeeb00d291612bb0c00" + }, { + "c5aa8df43f9f837bedb7442f31dcb7b1" + + "66d38535076f094b85ce3a2e0b4458f7", + "fc51cd8e6218a1a38da47ed00230f058" + + "0816ed13ba3303ac5deb911548908025", + "af82", + "6291d657deec24024827e69c3abe01a3" + + "0ce548a284743a445e3680d7db5ac3ac" + + "18ff9b538d16f290ae67f760984dc659" + + "4a7c15e9716ed28dc027beceea1ec40a" + }, { + "f5e5767cf153319517630f226876b86c" + + "8160cc583bc013744c6bf255f5cc0ee5", + "278117fc144c72340f67d0f2316e8386" + + "ceffbf2b2428c9c51fef7c597f1d426e", + "08b8b2b733424243760fe426a4b54908" + + "632110a66c2f6591eabd3345e3e4eb98" + + "fa6e264bf09efe12ee50f8f54e9f77b1" + + "e355f6c50544e23fb1433ddf73be84d8" + + "79de7c0046dc4996d9e773f4bc9efe57" + + "38829adb26c81b37c93a1b270b20329d" + + "658675fc6ea534e0810a4432826bf58c" + + "941efb65d57a338bbd2e26640f89ffbc" + + "1a858efcb8550ee3a5e1998bd177e93a" + + "7363c344fe6b199ee5d02e82d522c4fe" + + "ba15452f80288a821a579116ec6dad2b" + + "3b310da903401aa62100ab5d1a36553e" + + "06203b33890cc9b832f79ef80560ccb9" + + "a39ce767967ed628c6ad573cb116dbef" + + "efd75499da96bd68a8a97b928a8bbc10" + + "3b6621fcde2beca1231d206be6cd9ec7" + + "aff6f6c94fcd7204ed3455c68c83f4a4" + + "1da4af2b74ef5c53f1d8ac70bdcb7ed1" + + "85ce81bd84359d44254d95629e9855a9" + + "4a7c1958d1f8ada5d0532ed8a5aa3fb2" + + "d17ba70eb6248e594e1a2297acbbb39d" + + "502f1a8c6eb6f1ce22b3de1a1f40cc24" + + "554119a831a9aad6079cad88425de6bd" + + "e1a9187ebb6092cf67bf2b13fd65f270" + + "88d78b7e883c8759d2c4f5c65adb7553" + + "878ad575f9fad878e80a0c9ba63bcbcc" + + "2732e69485bbc9c90bfbd62481d9089b" + + "eccf80cfe2df16a2cf65bd92dd597b07" + + "07e0917af48bbb75fed413d238f5555a" + + "7a569d80c3414a8d0859dc65a46128ba" + + "b27af87a71314f318c782b23ebfe808b" + + "82b0ce26401d2e22f04d83d1255dc51a" + + "ddd3b75a2b1ae0784504df543af8969b" + + "e3ea7082ff7fc9888c144da2af58429e" + + "c96031dbcad3dad9af0dcbaaaf268cb8" + + "fcffead94f3c7ca495e056a9b47acdb7" + + "51fb73e666c6c655ade8297297d07ad1" + + "ba5e43f1bca32301651339e22904cc8c" + + "42f58c30c04aafdb038dda0847dd988d" + + "cda6f3bfd15c4b4c4525004aa06eeff8" + + "ca61783aacec57fb3d1f92b0fe2fd1a8" + + "5f6724517b65e614ad6808d6f6ee34df" + + "f7310fdc82aebfd904b01e1dc54b2927" + + "094b2db68d6f903b68401adebf5a7e08" + + "d78ff4ef5d63653a65040cf9bfd4aca7" + + "984a74d37145986780fc0b16ac451649" + + "de6188a7dbdf191f64b5fc5e2ab47b57" + + "f7f7276cd419c17a3ca8e1b939ae49e4" + + "88acba6b965610b5480109c8b17b80e1" + + "b7b750dfc7598d5d5011fd2dcc5600a3" + + "2ef5b52a1ecc820e308aa342721aac09" + + "43bf6686b64b2579376504ccc493d97e" + + "6aed3fb0f9cd71a43dd497f01f17c0e2" + + "cb3797aa2a2f256656168e6c496afc5f" + + "b93246f6b1116398a346f1a641f3b041" + + "e989f7914f90cc2c7fff357876e506b5" + + "0d334ba77c225bc307ba537152f3f161" + + "0e4eafe595f6d9d90d11faa933a15ef1" + + "369546868a7f3a45a96768d40fd9d034" + + "12c091c6315cf4fde7cb68606937380d" + + "b2eaaa707b4c4185c32eddcdd306705e" + + "4dc1ffc872eeee475a64dfac86aba41c" + + "0618983f8741c5ef68d3a101e8a3b8ca" + + "c60c905c15fc910840b94c00a0b9d0", + "0aab4c900501b3e24d7cdf4663326a3a" + + "87df5e4843b2cbdb67cbf6e460fec350" + + "aa5371b1508f9f4528ecea23c436d94b" + + "5e8fcd4f681e30a6ac00a9704a188a03" + }, { + "833fe62409237b9d62ec77587520911e" + + "9a759cec1d19755b7da901b96dca3d42", + "ec172b93ad5e563bf4932c70e1245034" + + "c35467ef2efd4d64ebf819683467e2bf", + "ddaf35a193617abacc417349ae204131" + + "12e6fa4e89a97ea20a9eeee64b55d39a" + + "2192992a274fc1a836ba3c23a3feebbd" + + "454d4423643ce80e2a9ac94fa54ca49f", + "dc2a4459e7369633a52b1bf277839a00" + + "201009a3efbf3ecb69bea2186c26b589" + + "09351fc9ac90b3ecfdfbc7c66431e030" + + "3dca179c138ac17ad9bef1177331a704" + }}; + @Override protected KeyPair generateKeyPair() { return crypto.generateEdKeyPair(); @@ -22,4 +147,23 @@ public class EdSignatureTest extends SignatureTest { byte[] signature) throws GeneralSecurityException { return crypto.verifyEd(label, signedData, publicKey, signature); } + + @Test + public void testRfc8032TestVectors() throws Exception { + for (String[] vector : TEST_VECTORS) { + byte[] privateKeyBytes = fromHexString(vector[0]); + byte[] publicKeyBytes = fromHexString(vector[1]); + byte[] messageBytes = fromHexString(vector[2]); + byte[] signatureBytes = fromHexString(vector[3]); + + EdSignature signature = new EdSignature(); + signature.initSign(new EdPrivateKey(privateKeyBytes)); + signature.update(messageBytes); + assertArrayEquals(signatureBytes, signature.sign()); + + signature.initVerify(new EdPublicKey(publicKeyBytes)); + signature.update(messageBytes); + assertTrue(signature.verify(signatureBytes)); + } + } } \ No newline at end of file