Examples with KeyTemplate com.google.crypto.tink.proto.KeyTemplate used on opensource projects

Example 6 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class RegistryTest method testGetPrimitive_AesGcm_shouldWork.

@Test
public void testGetPrimitive_AesGcm_shouldWork() throws Exception {
    KeyTemplate template = AeadKeyTemplates.AES128_EAX;
    AesEaxKey aesEaxKey = (AesEaxKey) Registry.newKey(template);
    KeyData aesEaxKeyData = Registry.newKeyData(template);
    Aead aead = Registry.getPrimitive(aesEaxKeyData);
    assertThat(aesEaxKey.getKeyValue().size()).isEqualTo(16);
    assertThat(aesEaxKeyData.getTypeUrl()).isEqualTo(AeadConfig.AES_EAX_TYPE_URL);
    // This might break when we add native implementations.
    assertThat(aead.getClass()).isEqualTo(AesEaxJce.class);
}

Example 7 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class EciesAeadHkdfPrivateKeyManagerTest method testNewKey.

@Test
public void testNewKey() throws Exception {
    EllipticCurveType curve = EllipticCurveType.NIST_P384;
    HashType hashType = HashType.SHA256;
    EcPointFormat pointFormat = EcPointFormat.UNCOMPRESSED;
    KeyTemplate demKeyTemplate = AeadKeyTemplates.AES128_CTR_HMAC_SHA256;
    byte[] salt = "some salt".getBytes("UTF-8");
    EciesAeadHkdfParams params = HybridKeyTemplates.createEciesAeadHkdfParams(curve, hashType, pointFormat, demKeyTemplate, salt);
    EciesAeadHkdfPrivateKeyManager manager = new EciesAeadHkdfPrivateKeyManager();
    EciesAeadHkdfPrivateKey keyProto = (EciesAeadHkdfPrivateKey) manager.newKey(EciesAeadHkdfKeyFormat.newBuilder().setParams(params).build());
    assertEquals(params, keyProto.getPublicKey().getParams());
    Key primaryPriv = TestUtil.createKey(TestUtil.createKeyData(keyProto, EciesAeadHkdfPrivateKeyManager.TYPE_URL, KeyData.KeyMaterialType.ASYMMETRIC_PRIVATE), 8, KeyStatusType.ENABLED, OutputPrefixType.RAW);
    Key primaryPub = TestUtil.createKey(TestUtil.createKeyData(keyProto.getPublicKey(), EciesAeadHkdfPublicKeyManager.TYPE_URL, KeyData.KeyMaterialType.ASYMMETRIC_PUBLIC), 42, KeyStatusType.ENABLED, OutputPrefixType.RAW);
    KeysetHandle keysetHandlePub = TestUtil.createKeysetHandle(TestUtil.createKeyset(primaryPub));
    KeysetHandle keysetHandlePriv = TestUtil.createKeysetHandle(TestUtil.createKeyset(primaryPriv));
    HybridEncrypt hybridEncrypt = HybridEncryptFactory.getPrimitive(keysetHandlePub);
    HybridDecrypt hybridDecrypt = HybridDecryptFactory.getPrimitive(keysetHandlePriv);
    byte[] plaintext = Random.randBytes(20);
    byte[] contextInfo = Random.randBytes(20);
    byte[] ciphertext = hybridEncrypt.encrypt(plaintext, contextInfo);
    assertArrayEquals(plaintext, hybridDecrypt.decrypt(ciphertext, contextInfo));
}

Example 8 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class AesSivKeyManagerTest method testNewKeyMultipleTimes.

@Test
public void testNewKeyMultipleTimes() throws Exception {
    for (KeyTemplate keyTemplate : keyTemplates) {
        AesSivKeyManager keyManager = new AesSivKeyManager();
        Set<String> keys = new TreeSet<String>();
        // Calls newKey multiple times and make sure that they generate different keys.
        int numTests = 10;
        for (int i = 0; i < numTests; i++) {
            AesSivKey key = (AesSivKey) keyManager.newKey(keyTemplate.getValue());
            keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
            KeyData keyData = keyManager.newKeyData(keyTemplate.getValue());
            key = AesSivKey.parseFrom(keyData.getValue());
            keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        }
        assertEquals(numTests * 2, keys.size());
    }
}

Example 9 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class ChaCha20Poly1305KeyManagerTest method testNewKeyMultipleTimes.

@Test
public void testNewKeyMultipleTimes() throws Exception {
    KeyTemplate keyTemplate = AeadKeyTemplates.CHACHA20_POLY1305;
    ChaCha20Poly1305KeyManager keyManager = new ChaCha20Poly1305KeyManager();
    Set<String> keys = new TreeSet<String>();
    // Calls newKey multiple times and make sure that they generate different keys.
    int numTests = 10;
    for (int i = 0; i < numTests; i++) {
        ChaCha20Poly1305Key key = (ChaCha20Poly1305Key) keyManager.newKey(keyTemplate.getValue());
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(32, key.getKeyValue().toByteArray().length);
        KeyData keyData = keyManager.newKeyData(keyTemplate.getValue());
        key = ChaCha20Poly1305Key.parseFrom(keyData.getValue());
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(32, key.getKeyValue().toByteArray().length);
    }
    assertEquals(numTests * 2, keys.size());
}

Example 10 with KeyTemplate

use of com.google.crypto.tink.proto.KeyTemplate in project tink by google.

the class DeterministicAeadKeyTemplatesTest method testCreateAesSivKeyTemplate.

@Test
public void testCreateAesSivKeyTemplate() throws Exception {
    // Intentionally using "weird" or invalid values for parameters,
    // to test that the function correctly puts them in the resulting template.
    int keySize = 42;
    KeyTemplate template = DeterministicAeadKeyTemplates.createAesSivKeyTemplate(keySize);
    assertEquals(AesSivKeyManager.TYPE_URL, template.getTypeUrl());
    assertEquals(OutputPrefixType.TINK, template.getOutputPrefixType());
    AesSivKeyFormat format = AesSivKeyFormat.parseFrom(template.getValue());
    assertEquals(keySize, format.getKeySize());
}