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

Example 61 with KeyTemplate

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

the class JsonKeysetWriterTest method testWrite_singleKey_shouldWork.

@Test
public void testWrite_singleKey_shouldWork() throws Exception {
    KeyTemplate template = MacKeyTemplates.HMAC_SHA256_128BITTAG;
    KeysetHandle handle1 = KeysetHandle.generateNew(template);
    testWrite_shouldWork(handle1);
}

Example 62 with KeyTemplate

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

the class JsonKeysetWriterTest method testWriteEncrypted_shouldWork.

private void testWriteEncrypted_shouldWork(KeysetHandle handle1) throws Exception {
    // Encrypt the keyset with an AeadKey.
    KeyTemplate masterKeyTemplate = AeadKeyTemplates.AES128_EAX;
    Aead masterKey = Registry.getPrimitive(Registry.newKeyData(masterKeyTemplate));
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    handle1.write(JsonKeysetWriter.withOutputStream(outputStream), masterKey);
    KeysetHandle handle2 = KeysetHandle.read(JsonKeysetReader.withInputStream(new ByteArrayInputStream(outputStream.toByteArray())), masterKey);
    assertKeysetHandle(handle1, handle2);
}

Example 63 with KeyTemplate

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

the class KmsEnvelopeAeadKeyManagerWithGcpTest method testGcpKmsKeyRestricted.

@Test
public void testGcpKmsKeyRestricted() throws Exception {
    KeyTemplate dekTemplate = AeadKeyTemplates.AES128_CTR_HMAC_SHA256;
    KeysetHandle keysetHandle = KeysetHandle.generateNew(AeadKeyTemplates.createKmsEnvelopeAeadKeyTemplate(TestUtil.RESTRICTED_CRYPTO_KEY_URI, dekTemplate));
    TestUtil.runBasicAeadTests(keysetHandle.getPrimitive(Aead.class));
}

Example 64 with KeyTemplate

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

the class AeadKeyTemplatesTest method testCreateKmsEnvelopeAeadKeyTemplate.

@Test
public void testCreateKmsEnvelopeAeadKeyTemplate() throws Exception {
    // Intentionally using "weird" or invalid values for parameters,
    // to test that the function correctly puts them in the resulting template.
    String kekUri = "some example KEK URI";
    KeyTemplate dekTemplate = AeadKeyTemplates.AES256_GCM;
    KeyTemplate template = AeadKeyTemplates.createKmsEnvelopeAeadKeyTemplate(kekUri, dekTemplate);
    assertEquals(new KmsEnvelopeAeadKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    KmsEnvelopeAeadKeyFormat format = KmsEnvelopeAeadKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(kekUri, format.getKekUri());
    assertEquals(dekTemplate.toString(), format.getDekTemplate().toString());
}

Example 65 with KeyTemplate

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

the class AeadKeyTemplatesTest method aes256CtrHmacSha256.

@Test
public void aes256CtrHmacSha256() throws Exception {
    KeyTemplate template = AeadKeyTemplates.AES256_CTR_HMAC_SHA256;
    assertEquals(new AesCtrHmacAeadKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.TINK, template.getOutputPrefixType());
    AesCtrHmacAeadKeyFormat format = AesCtrHmacAeadKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertTrue(format.hasAesCtrKeyFormat());
    assertTrue(format.getAesCtrKeyFormat().hasParams());
    assertEquals(32, format.getAesCtrKeyFormat().getKeySize());
    assertEquals(16, format.getAesCtrKeyFormat().getParams().getIvSize());
    assertTrue(format.hasHmacKeyFormat());
    assertTrue(format.getHmacKeyFormat().hasParams());
    assertEquals(32, format.getHmacKeyFormat().getKeySize());
    assertEquals(32, format.getHmacKeyFormat().getParams().getTagSize());
    assertEquals(HashType.SHA256, format.getHmacKeyFormat().getParams().getHash());
}