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

Example 56 with KeyTemplate

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

the class StreamingAeadKeyTemplatesTest method testAes256CtrHmacSha256_4KB.

@Test
public void testAes256CtrHmacSha256_4KB() throws Exception {
    KeyTemplate template = StreamingAeadKeyTemplates.AES256_CTR_HMAC_SHA256_4KB;
    assertEquals(new AesCtrHmacStreamingKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    AesCtrHmacStreamingKeyFormat format = AesCtrHmacStreamingKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(32, format.getKeySize());
    assertEquals(32, format.getParams().getDerivedKeySize());
    assertEquals(HashType.SHA256, format.getParams().getHkdfHashType());
    assertEquals(4096, format.getParams().getCiphertextSegmentSize());
    assertEquals(HashType.SHA256, format.getParams().getHmacParams().getHash());
    assertEquals(32, format.getParams().getHmacParams().getTagSize());
}

Example 57 with KeyTemplate

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

the class StreamingAeadKeyTemplatesTest method testAes128GcmHkdf_1MB.

@Test
public void testAes128GcmHkdf_1MB() throws Exception {
    KeyTemplate template = StreamingAeadKeyTemplates.AES128_GCM_HKDF_1MB;
    assertEquals(new AesGcmHkdfStreamingKeyManager().getKeyType(), template.getTypeUrl());
    assertEquals(OutputPrefixType.RAW, template.getOutputPrefixType());
    AesGcmHkdfStreamingKeyFormat format = AesGcmHkdfStreamingKeyFormat.parseFrom(template.getValue(), ExtensionRegistryLite.getEmptyRegistry());
    assertEquals(16, format.getKeySize());
    assertEquals(16, format.getParams().getDerivedKeySize());
    assertEquals(HashType.SHA256, format.getParams().getHkdfHashType());
    assertEquals(1048576, format.getParams().getCiphertextSegmentSize());
}

Example 58 with KeyTemplate

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

the class NoSecretKeysetHandleTest method testBasic.

@Test
public void testBasic() throws Exception {
    // Create a keyset that contains a single HmacKey.
    KeyTemplate template = MacKeyTemplates.HMAC_SHA256_128BITTAG;
    KeysetManager manager = KeysetManager.withEmptyKeyset().rotate(template);
    Keyset keyset = manager.getKeysetHandle().getKeyset();
    GeneralSecurityException e = assertThrows(GeneralSecurityException.class, () -> {
        KeysetHandle unused = NoSecretKeysetHandle.parseFrom(keyset.toByteArray());
    });
    assertExceptionContains(e, "keyset contains secret key material");
}

Example 59 with KeyTemplate

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

the class CleartextKeysetHandleTest method testRead.

@Test
public void testRead() throws Exception {
    // Create a keyset that contains a single HmacKey.
    KeyTemplate template = MacKeyTemplates.HMAC_SHA256_128BITTAG;
    KeysetManager manager = KeysetManager.withEmptyKeyset().rotate(template);
    Keyset keyset1 = manager.getKeysetHandle().getKeyset();
    KeysetHandle handle1 = CleartextKeysetHandle.read(BinaryKeysetReader.withBytes(keyset1.toByteArray()));
    assertEquals(keyset1, handle1.getKeyset());
    KeysetHandle handle2 = KeysetHandle.generateNew(template);
    Keyset keyset2 = handle2.getKeyset();
    assertEquals(1, keyset2.getKeyCount());
    Keyset.Key key2 = keyset2.getKey(0);
    assertEquals(keyset2.getPrimaryKeyId(), key2.getKeyId());
    assertEquals(template.getTypeUrl(), key2.getKeyData().getTypeUrl());
    Mac unused = handle2.getPrimitive(Mac.class);
}

Example 60 with KeyTemplate

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

the class CleartextKeysetHandleTest method testParse.

@Test
public void testParse() throws Exception {
    // Create a keyset that contains a single HmacKey.
    KeyTemplate template = MacKeyTemplates.HMAC_SHA256_128BITTAG;
    KeysetHandle handle = KeysetHandle.generateNew(template);
    Keyset keyset = CleartextKeysetHandle.getKeyset(handle);
    handle = CleartextKeysetHandle.parseFrom(keyset.toByteArray());
    assertEquals(keyset, handle.getKeyset());
    handle.getPrimitive(Mac.class);
}