Examples with RSAPrivateCrtKeySpec java.security.spec.RSAPrivateCrtKeySpec used on opensource projects

Example 16 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project j2objc by google.

the class RSAPrivateCrtKeySpecTest method testGetPublicExponent.

/**
 * Test for <code>getPublicExponent()</code> method<br>
 * Assertion: returns public exponent
 */
public final void testGetPublicExponent() {
    RSAPrivateCrtKeySpec ks = new RSAPrivateCrtKeySpec(BigInteger.ONE, BigInteger.valueOf(5L), BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE);
    assertTrue(BigInteger.valueOf(5L).equals(ks.getPublicExponent()));
}

Example 17 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project j2objc by google.

the class RSAPrivateCrtKeySpecTest method testRSAPrivateCrtKeySpec02.

/**
 * Test #2 for <code>RSAPrivateCrtKeySpec</code> constructor
 * Assertion: Constructs <code>RSAPrivateCrtKeySpec</code>
 * object using valid parameters
 */
public final void testRSAPrivateCrtKeySpec02() {
    KeySpec ks = new RSAPrivateCrtKeySpec(BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE);
    assertTrue(ks instanceof RSAPrivateKeySpec);
}

Example 18 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project j2objc by google.

the class RSAPrivateCrtKeySpecTest method testRSAPrivateCrtKeySpec01.

/**
 * Test #1 for <code>RSAPrivateCrtKeySpec</code> constructor
 * Assertion: Constructs <code>RSAPrivateCrtKeySpec</code>
 * object using valid parameters
 */
public final void testRSAPrivateCrtKeySpec01() {
    KeySpec ks = new RSAPrivateCrtKeySpec(BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE);
    assertTrue(ks instanceof RSAPrivateCrtKeySpec);
}

Example 19 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project qpid-broker-j by apache.

the class SSLUtil method getRSAKeySpec.

private static RSAPrivateCrtKeySpec getRSAKeySpec(byte[] keyBytes) throws InvalidKeySpecException {
    ByteBuffer buffer = ByteBuffer.wrap(keyBytes);
    try {
        // PKCS#1 is encoded as a DER sequence of:
        // (version, modulus, publicExponent, privateExponent, primeP, primeQ,
        // primeExponentP, primeExponentQ, crtCoefficient)
        int tag = ((int) buffer.get()) & 0xff;
        // check tag is that of a sequence
        if (((tag & 0x20) != 0x20) || ((tag & 0x1F) != 0x10)) {
            throw new InvalidKeySpecException("Unable to parse key as PKCS#1 format");
        }
        int length = getLength(buffer);
        buffer = buffer.slice();
        buffer.limit(length);
        // first tlv is version - which we'll ignore
        byte versionTag = buffer.get();
        int versionLength = getLength(buffer);
        buffer.position(buffer.position() + versionLength);
        RSAPrivateCrtKeySpec keySpec = new RSAPrivateCrtKeySpec(getInteger(buffer), getInteger(buffer), getInteger(buffer), getInteger(buffer), getInteger(buffer), getInteger(buffer), getInteger(buffer), getInteger(buffer));
        return keySpec;
    } catch (BufferUnderflowException e) {
        throw new InvalidKeySpecException("Unable to parse key as PKCS#1 format");
    }
}

Example 20 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project java by kubernetes-client.

the class SSLUtils method loadKey.

public static PrivateKey loadKey(InputStream keyInputStream, String clientKeyAlgo) throws IOException, NoSuchAlgorithmException, InvalidKeySpecException {
    // Try PKCS7 / EC
    if (clientKeyAlgo.equals("EC")) {
        Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());
        PEMParser pemParser = new PEMParser(new InputStreamReader(keyInputStream));
        Object pemObject;
        while ((pemObject = pemParser.readObject()) != null) {
            if (pemObject instanceof PEMKeyPair) {
                return new JcaPEMKeyConverter().getKeyPair(((PEMKeyPair) pemObject)).getPrivate();
            }
        }
    }
    byte[] keyBytes = decodePem(keyInputStream);
    // Try PKCS1 / RSA
    if (clientKeyAlgo.equals("RSA")) {
        RSAPrivateCrtKeySpec keySpec = decodePKCS1(keyBytes);
        return KeyFactory.getInstance("RSA").generatePrivate(keySpec);
    }
    // Try PKCS8
    // TODO: There _has_ to be a better way to do this, but I spent >
    // 2 hours trying to find it and failed...
    PKCS8EncodedKeySpec spec = new PKCS8EncodedKeySpec(keyBytes);
    try {
        return KeyFactory.getInstance("RSA").generatePrivate(spec);
    } catch (InvalidKeySpecException ex) {
    // ignore if it's not RSA
    }
    try {
        return KeyFactory.getInstance("ECDSA").generatePrivate(spec);
    } catch (InvalidKeySpecException ex) {
    // ignore if it's not DSA
    }
    throw new InvalidKeySpecException("Unknown type of PKCS8 Private Key, tried RSA and ECDSA");
}