Examples with KeyFactory java.security.KeyFactory used on opensource projects

Example 1 with KeyFactory

use of java.security.KeyFactory in project cas by apereo.

the class PublicKeyFactoryBean method createInstance.

@Override
protected PublicKey createInstance() throws Exception {
    LOGGER.debug("Creating public key instance from [{}] using [{}]", this.resource.getFilename(), this.algorithm);
    try (InputStream pubKey = this.resource.getInputStream()) {
        final byte[] bytes = new byte[pubKey.available()];
        pubKey.read(bytes);
        final X509EncodedKeySpec pubSpec = new X509EncodedKeySpec(bytes);
        final KeyFactory factory = KeyFactory.getInstance(this.algorithm);
        return factory.generatePublic(pubSpec);
    }
}

Example 2 with KeyFactory

use of java.security.KeyFactory in project android_frameworks_base by ParanoidAndroid.

the class PackageParser method parseVerifier.

private static VerifierInfo parseVerifier(Resources res, XmlPullParser parser, AttributeSet attrs, int flags, String[] outError) throws XmlPullParserException, IOException {
    final TypedArray sa = res.obtainAttributes(attrs, com.android.internal.R.styleable.AndroidManifestPackageVerifier);
    final String packageName = sa.getNonResourceString(com.android.internal.R.styleable.AndroidManifestPackageVerifier_name);
    final String encodedPublicKey = sa.getNonResourceString(com.android.internal.R.styleable.AndroidManifestPackageVerifier_publicKey);
    sa.recycle();
    if (packageName == null || packageName.length() == 0) {
        Slog.i(TAG, "verifier package name was null; skipping");
        return null;
    } else if (encodedPublicKey == null) {
        Slog.i(TAG, "verifier " + packageName + " public key was null; skipping");
    }
    EncodedKeySpec keySpec;
    try {
        final byte[] encoded = Base64.decode(encodedPublicKey, Base64.DEFAULT);
        keySpec = new X509EncodedKeySpec(encoded);
    } catch (IllegalArgumentException e) {
        Slog.i(TAG, "Could not parse verifier " + packageName + " public key; invalid Base64");
        return null;
    }
    /* First try the key as an RSA key. */
    try {
        final KeyFactory keyFactory = KeyFactory.getInstance("RSA");
        final PublicKey publicKey = keyFactory.generatePublic(keySpec);
        return new VerifierInfo(packageName, publicKey);
    } catch (NoSuchAlgorithmException e) {
        Log.wtf(TAG, "Could not parse public key because RSA isn't included in build");
        return null;
    } catch (InvalidKeySpecException e) {
    // Not a RSA public key.
    }
    /* Now try it as a DSA key. */
    try {
        final KeyFactory keyFactory = KeyFactory.getInstance("DSA");
        final PublicKey publicKey = keyFactory.generatePublic(keySpec);
        return new VerifierInfo(packageName, publicKey);
    } catch (NoSuchAlgorithmException e) {
        Log.wtf(TAG, "Could not parse public key because DSA isn't included in build");
        return null;
    } catch (InvalidKeySpecException e) {
    // Not a DSA public key.
    }
    return null;
}

Example 3 with KeyFactory

use of java.security.KeyFactory in project android_frameworks_base by ParanoidAndroid.

the class AndroidKeyStoreTest method testKeyStore_SetEntry_PrivateKeyEntry_Overwrites_PrivateKeyEntry_Encrypted_Success.

public void testKeyStore_SetEntry_PrivateKeyEntry_Overwrites_PrivateKeyEntry_Encrypted_Success() throws Exception {
    setupPassword();
    mKeyStore.load(null, null);
    final KeyFactory keyFact = KeyFactory.getInstance("RSA");
    final CertificateFactory f = CertificateFactory.getInstance("X.509");
    // Start with PrivateKeyEntry
    {
        PrivateKey expectedKey = keyFact.generatePrivate(new PKCS8EncodedKeySpec(FAKE_KEY_1));
        final Certificate[] expectedChain = new Certificate[2];
        expectedChain[0] = f.generateCertificate(new ByteArrayInputStream(FAKE_USER_1));
        expectedChain[1] = f.generateCertificate(new ByteArrayInputStream(FAKE_CA_1));
        PrivateKeyEntry expected = new PrivateKeyEntry(expectedKey, expectedChain);
        mKeyStore.setEntry(TEST_ALIAS_1, expected, null);
        Entry actualEntry = mKeyStore.getEntry(TEST_ALIAS_1, null);
        assertNotNull("Retrieved entry should exist", actualEntry);
        assertTrue("Retrieved entry should be of type PrivateKeyEntry", actualEntry instanceof PrivateKeyEntry);
        PrivateKeyEntry actual = (PrivateKeyEntry) actualEntry;
        assertPrivateKeyEntryEquals(actual, FAKE_KEY_1, FAKE_USER_1, FAKE_CA_1);
    }
    // TODO make entirely new test vector for the overwrite
    // Replace with PrivateKeyEntry
    {
        PrivateKey expectedKey = keyFact.generatePrivate(new PKCS8EncodedKeySpec(FAKE_KEY_1));
        final Certificate[] expectedChain = new Certificate[2];
        expectedChain[0] = f.generateCertificate(new ByteArrayInputStream(FAKE_USER_1));
        expectedChain[1] = f.generateCertificate(new ByteArrayInputStream(FAKE_CA_1));
        PrivateKeyEntry expected = new PrivateKeyEntry(expectedKey, expectedChain);
        mKeyStore.setEntry(TEST_ALIAS_1, expected, null);
        Entry actualEntry = mKeyStore.getEntry(TEST_ALIAS_1, null);
        assertNotNull("Retrieved entry should exist", actualEntry);
        assertTrue("Retrieved entry should be of type PrivateKeyEntry", actualEntry instanceof PrivateKeyEntry);
        PrivateKeyEntry actual = (PrivateKeyEntry) actualEntry;
        assertPrivateKeyEntryEquals(actual, FAKE_KEY_1, FAKE_USER_1, FAKE_CA_1);
    }
}

Example 4 with KeyFactory

use of java.security.KeyFactory in project android_frameworks_base by ParanoidAndroid.

the class AndroidKeyStoreTest method testKeyStore_SetEntry_PrivateKeyEntry_Encrypted_Success.

public void testKeyStore_SetEntry_PrivateKeyEntry_Encrypted_Success() throws Exception {
    setupPassword();
    mKeyStore.load(null, null);
    KeyFactory keyFact = KeyFactory.getInstance("RSA");
    PrivateKey expectedKey = keyFact.generatePrivate(new PKCS8EncodedKeySpec(FAKE_KEY_1));
    final CertificateFactory f = CertificateFactory.getInstance("X.509");
    final Certificate[] expectedChain = new Certificate[2];
    expectedChain[0] = f.generateCertificate(new ByteArrayInputStream(FAKE_USER_1));
    expectedChain[1] = f.generateCertificate(new ByteArrayInputStream(FAKE_CA_1));
    PrivateKeyEntry expected = new PrivateKeyEntry(expectedKey, expectedChain);
    mKeyStore.setEntry(TEST_ALIAS_1, expected, null);
    Entry actualEntry = mKeyStore.getEntry(TEST_ALIAS_1, null);
    assertNotNull("Retrieved entry should exist", actualEntry);
    assertTrue("Retrieved entry should be of type PrivateKeyEntry", actualEntry instanceof PrivateKeyEntry);
    PrivateKeyEntry actual = (PrivateKeyEntry) actualEntry;
    assertPrivateKeyEntryEquals(actual, FAKE_KEY_1, FAKE_USER_1, FAKE_CA_1);
}

Example 5 with KeyFactory

use of java.security.KeyFactory in project android_frameworks_base by ParanoidAndroid.

the class AndroidKeyStoreTest method testKeyStore_GetKey_NoPassword_Encrypted_Success.

public void testKeyStore_GetKey_NoPassword_Encrypted_Success() throws Exception {
    setupPassword();
    mKeyStore.load(null, null);
    assertTrue(mAndroidKeyStore.importKey(Credentials.USER_PRIVATE_KEY + TEST_ALIAS_1, FAKE_KEY_1, KeyStore.UID_SELF, KeyStore.FLAG_ENCRYPTED));
    assertTrue(mAndroidKeyStore.put(Credentials.USER_CERTIFICATE + TEST_ALIAS_1, FAKE_USER_1, KeyStore.UID_SELF, KeyStore.FLAG_ENCRYPTED));
    assertTrue(mAndroidKeyStore.put(Credentials.CA_CERTIFICATE + TEST_ALIAS_1, FAKE_CA_1, KeyStore.UID_SELF, KeyStore.FLAG_ENCRYPTED));
    Key key = mKeyStore.getKey(TEST_ALIAS_1, null);
    assertNotNull("Key should exist", key);
    assertTrue("Should be a RSAPrivateKey", key instanceof RSAPrivateKey);
    RSAPrivateKey actualKey = (RSAPrivateKey) key;
    KeyFactory keyFact = KeyFactory.getInstance("RSA");
    PrivateKey expectedKey = keyFact.generatePrivate(new PKCS8EncodedKeySpec(FAKE_KEY_1));
    assertEquals("Inserted key should be same as retrieved key", ((RSAPrivateKey) expectedKey).getModulus(), actualKey.getModulus());
}