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

Example 26 with KeyTemplate

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

the class AesEaxKeyManagerTest method testNewKeyMultipleTimes.

@Test
public void testNewKeyMultipleTimes() throws Exception {
    AesEaxKeyFormat eaxKeyFormat = AesEaxKeyFormat.newBuilder().setParams(AesEaxParams.newBuilder().setIvSize(16).build()).setKeySize(16).build();
    ByteString serialized = ByteString.copyFrom(eaxKeyFormat.toByteArray());
    KeyTemplate keyTemplate = KeyTemplate.newBuilder().setTypeUrl(AesEaxKeyManager.TYPE_URL).setValue(serialized).build();
    AesEaxKeyManager keyManager = new AesEaxKeyManager();
    Set<String> keys = new TreeSet<String>();
    // Calls newKey multiple times and make sure that they generate different keys.
    int numTests = 27;
    for (int i = 0; i < numTests / 3; i++) {
        AesEaxKey key = (AesEaxKey) keyManager.newKey(eaxKeyFormat);
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(16, key.getKeyValue().toByteArray().length);
        key = (AesEaxKey) keyManager.newKey(serialized);
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(16, key.getKeyValue().toByteArray().length);
        KeyData keyData = keyManager.newKeyData(keyTemplate.getValue());
        key = AesEaxKey.parseFrom(keyData.getValue());
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(16, key.getKeyValue().toByteArray().length);
    }
    assertEquals(numTests, keys.size());
}

Example 27 with KeyTemplate

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

the class AesCtrHmacAeadKeyManagerTest method testNewKeyMultipleTimes.

@Test
public void testNewKeyMultipleTimes() throws Exception {
    KeyTemplate keyTemplate = AeadKeyTemplates.AES128_CTR_HMAC_SHA256;
    AesCtrHmacAeadKeyFormat aeadKeyFormat = AesCtrHmacAeadKeyFormat.parseFrom(keyTemplate.getValue().toByteArray());
    ByteString serialized = ByteString.copyFrom(aeadKeyFormat.toByteArray());
    AesCtrHmacAeadKeyManager keyManager = new AesCtrHmacAeadKeyManager();
    Set<String> keys = new TreeSet<String>();
    // Calls newKey multiple times and make sure that they generate different keys.
    int numTests = 24;
    for (int i = 0; i < numTests / 6; i++) {
        AesCtrHmacAeadKey key = (AesCtrHmacAeadKey) keyManager.newKey(aeadKeyFormat);
        keys.add(new String(key.getAesCtrKey().getKeyValue().toByteArray(), "UTF-8"));
        keys.add(new String(key.getHmacKey().getKeyValue().toByteArray(), "UTF-8"));
        assertEquals(16, key.getAesCtrKey().getKeyValue().toByteArray().length);
        assertEquals(32, key.getHmacKey().getKeyValue().toByteArray().length);
        key = (AesCtrHmacAeadKey) keyManager.newKey(serialized);
        keys.add(new String(key.getAesCtrKey().getKeyValue().toByteArray(), "UTF-8"));
        keys.add(new String(key.getHmacKey().getKeyValue().toByteArray(), "UTF-8"));
        assertEquals(16, key.getAesCtrKey().getKeyValue().toByteArray().length);
        assertEquals(32, key.getHmacKey().getKeyValue().toByteArray().length);
        KeyData keyData = keyManager.newKeyData(keyTemplate.getValue());
        key = AesCtrHmacAeadKey.parseFrom(keyData.getValue());
        keys.add(new String(key.getAesCtrKey().getKeyValue().toByteArray(), "UTF-8"));
        keys.add(new String(key.getHmacKey().getKeyValue().toByteArray(), "UTF-8"));
        assertEquals(16, key.getAesCtrKey().getKeyValue().toByteArray().length);
        assertEquals(32, key.getHmacKey().getKeyValue().toByteArray().length);
    }
    assertEquals(numTests, keys.size());
}

Example 28 with KeyTemplate

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

the class AesCtrHmacAeadKeyManagerTest method testNewKeyWithCorruptedFormat.

@Test
public void testNewKeyWithCorruptedFormat() throws Exception {
    ByteString serialized = ByteString.copyFrom(new byte[128]);
    KeyTemplate keyTemplate = KeyTemplate.newBuilder().setTypeUrl(AesCtrHmacAeadKeyManager.TYPE_URL).setValue(serialized).build();
    AesCtrHmacAeadKeyManager keyManager = new AesCtrHmacAeadKeyManager();
    try {
        keyManager.newKey(serialized);
        fail("Corrupted format, should have thrown exception");
    } catch (GeneralSecurityException expected) {
    // Expected
    }
    try {
        keyManager.newKeyData(keyTemplate.getValue());
        fail("Corrupted format, should have thrown exception");
    } catch (GeneralSecurityException expected) {
    // Expected
    }
}

Example 29 with KeyTemplate

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

the class AesCtrKeyManagerTest method testNewKeyMultipleTimes.

@Test
public void testNewKeyMultipleTimes() throws Exception {
    AesCtrKeyFormat ctrKeyFormat = AesCtrKeyFormat.newBuilder().setParams(AesCtrParams.newBuilder().setIvSize(16).build()).setKeySize(16).build();
    ByteString serialized = ByteString.copyFrom(ctrKeyFormat.toByteArray());
    KeyTemplate keyTemplate = KeyTemplate.newBuilder().setTypeUrl(AesCtrKeyManager.TYPE_URL).setValue(serialized).build();
    AesCtrKeyManager keyManager = new AesCtrKeyManager();
    Set<String> keys = new TreeSet<String>();
    // Calls newKey multiple times and make sure that they generate different keys.
    int numTests = 27;
    for (int i = 0; i < numTests / 3; i++) {
        AesCtrKey key = (AesCtrKey) keyManager.newKey(ctrKeyFormat);
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(16, key.getKeyValue().toByteArray().length);
        key = (AesCtrKey) keyManager.newKey(serialized);
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(16, key.getKeyValue().toByteArray().length);
        KeyData keyData = keyManager.newKeyData(keyTemplate.getValue());
        key = AesCtrKey.parseFrom(keyData.getValue());
        keys.add(TestUtil.hexEncode(key.getKeyValue().toByteArray()));
        assertEquals(16, key.getKeyValue().toByteArray().length);
    }
    assertEquals(numTests, keys.size());
}

Example 30 with KeyTemplate

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

the class AesCtrKeyManagerTest method testNewKeyWithCorruptedFormat.

@Test
public void testNewKeyWithCorruptedFormat() throws Exception {
    ByteString serialized = ByteString.copyFrom(new byte[128]);
    KeyTemplate keyTemplate = KeyTemplate.newBuilder().setTypeUrl(AesCtrKeyManager.TYPE_URL).setValue(serialized).build();
    AesCtrKeyManager keyManager = new AesCtrKeyManager();
    try {
        keyManager.newKey(serialized);
        fail("Corrupted format, should have thrown exception");
    } catch (GeneralSecurityException expected) {
    // Expected
    }
    try {
        keyManager.newKeyData(keyTemplate.getValue());
        fail("Corrupted format, should have thrown exception");
    } catch (GeneralSecurityException expected) {
    // Expected
    }
}