Examples with PublicKey io.nem.symbol.core.crypto.PublicKey used on opensource projects

Example 6 with PublicKey

use of io.nem.symbol.core.crypto.PublicKey in project nem2-sdk-java by nemtech.

the class Ed25519BlockCipherVectorTester method testEncrypt.

@ParameterizedTest
@MethodSource("cipherVector")
void testEncrypt(String privateKey, String otherPublicKey, String iv, String tag, String cipherText, String clearText) {
    PrivateKey privateKeyObject = PrivateKey.fromHexString(privateKey);
    PublicKey otherPublicKeyObject = PublicKey.fromHexString(otherPublicKey);
    Ed25519BlockCipher cipher = new Ed25519BlockCipher(KeyPair.fromPrivate(privateKeyObject), KeyPair.onlyPublic(otherPublicKeyObject));
    AuthenticatedCipherText encodedData = cipher.encode(ConvertUtils.fromHexToBytes(clearText), ConvertUtils.fromHexToBytes(iv));
    Assertions.assertEquals(iv, ConvertUtils.toHex(encodedData.getIv()));
    Assertions.assertEquals(cipherText, ConvertUtils.toHex(encodedData.getCipherText()));
    Assertions.assertEquals(tag, ConvertUtils.toHex(encodedData.getAuthenticationTag()));
    byte[] encryptData = cipher.encrypt(ConvertUtils.fromHexToBytes(clearText), ConvertUtils.fromHexToBytes(iv));
    Assertions.assertEquals(tag + iv + cipherText, ConvertUtils.toHex(encryptData));
}

Example 7 with PublicKey

use of io.nem.symbol.core.crypto.PublicKey in project nem2-sdk-java by nemtech.

the class Ed25519BlockCipherVectorTester method testDecrypt.

@ParameterizedTest
@MethodSource("cipherVector")
void testDecrypt(String privateKey, String otherPublicKey, String iv, String tag, String cipherText, String clearText) {
    PrivateKey privateKeyObject = PrivateKey.fromHexString(privateKey);
    PublicKey otherPublicKeyObject = PublicKey.fromHexString(otherPublicKey);
    Ed25519BlockCipher cipher = new Ed25519BlockCipher(KeyPair.onlyPublic(otherPublicKeyObject), KeyPair.fromPrivate(privateKeyObject));
    byte[] decrypted = cipher.decode(ConvertUtils.fromHexToBytes(tag), ConvertUtils.fromHexToBytes(iv), ConvertUtils.fromHexToBytes(cipherText));
    Assertions.assertNotNull(decrypted);
    Assertions.assertEquals(clearText.toUpperCase(), ConvertUtils.toHex(decrypted).toUpperCase());
}

Example 8 with PublicKey

use of io.nem.symbol.core.crypto.PublicKey in project nem2-sdk-java by nemtech.

the class Ed25519DsaSignerTest method verifyReturnsFalseIfPublicKeyIsZeroArray.

@Test
public void verifyReturnsFalseIfPublicKeyIsZeroArray() {
    // Arrange:
    final CryptoEngine engine = this.getCryptoEngine();
    final KeyPair kp = KeyPair.random(engine);
    final DsaSigner dsaSigner = this.getDsaSigner(kp);
    final byte[] input = RandomUtils.generateRandomBytes();
    final Signature signature = dsaSigner.sign(input);
    final Ed25519DsaSigner dsaSignerWithZeroArrayPublicKey = Mockito.mock(Ed25519DsaSigner.class);
    final KeyPair keyPairWithZeroArrayPublicKey = Mockito.mock(KeyPair.class);
    Mockito.when(dsaSignerWithZeroArrayPublicKey.getKeyPair()).thenReturn(keyPairWithZeroArrayPublicKey);
    Mockito.when(keyPairWithZeroArrayPublicKey.getPublicKey()).thenReturn(new PublicKey(new byte[32]));
    Mockito.when(dsaSignerWithZeroArrayPublicKey.verify(input, signature)).thenCallRealMethod();
    Mockito.when(dsaSignerWithZeroArrayPublicKey.isCanonicalSignature(signature)).thenReturn(true);
    // Act:
    final boolean result = dsaSignerWithZeroArrayPublicKey.verify(input, signature);
    // Assert (getKeyPair() would be called more than once if it got beyond the
    // second check):
    Assertions.assertFalse(result);
    Mockito.verify(dsaSignerWithZeroArrayPublicKey, Mockito.times(1)).isCanonicalSignature(signature);
    Mockito.verify(dsaSignerWithZeroArrayPublicKey, Mockito.times(1)).getKeyPair();
}

Example 9 with PublicKey

use of io.nem.symbol.core.crypto.PublicKey in project nem2-sdk-java by nemtech.

the class BlockRepositoryIntegrationTest method searchBySignerPublicKeyWhenInvalid.

@ParameterizedTest
@EnumSource(RepositoryType.class)
void searchBySignerPublicKeyWhenInvalid(RepositoryType type) {
    BlockRepository blockRepository = getBlockRepository(type);
    BlockSearchCriteria criteria = new BlockSearchCriteria();
    PublicKey expectedSignerPublicKey = PublicKey.generateRandom();
    criteria.setSignerPublicKey(expectedSignerPublicKey);
    BlockPaginationStreamer streamer = new BlockPaginationStreamer(blockRepository);
    List<BlockInfo> blocks = get(streamer.search(criteria).toList().toObservable());
    Assertions.assertTrue(blocks.isEmpty());
}

Example 10 with PublicKey

use of io.nem.symbol.core.crypto.PublicKey in project nem2-sdk-java by nemtech.

the class AccountRepositoryVertxImpl method toDto.

private SupplementalAccountKeys toDto(SupplementalPublicKeysDTO dto) {
    if (dto == null) {
        return new SupplementalAccountKeys(null, null, null, Collections.emptyList());
    }
    PublicKey linked = toPublicKey(dto.getLinked());
    PublicKey node = toPublicKey(dto.getNode());
    PublicKey vrf = toPublicKey(dto.getVrf());
    List<AccountLinkVotingKey> voting = dto.getVoting() == null || dto.getVoting().getPublicKeys() == null ? Collections.emptyList() : dto.getVoting().getPublicKeys().stream().map(p -> new AccountLinkVotingKey(p.getPublicKey(), (p.getStartEpoch()), (p.getEndEpoch()))).collect(Collectors.toList());
    return new SupplementalAccountKeys(linked, node, vrf, voting);
}