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

Example 21 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project bigbluebutton by bigbluebutton.

the class PKCS1EncodedKeySpec method decode.

/**
     * Decode PKCS#1 encoded private key into RSAPrivateCrtKeySpec.
     * 
     * <p/>The ASN.1 syntax for the private key with CRT is
     * 
     * <pre>
     * -- 
     * -- Representation of RSA private key with information for the CRT algorithm.
     * --
     * RSAPrivateKey ::= SEQUENCE {
     *   version           Version, 
     *   modulus           INTEGER,  -- n
     *   publicExponent    INTEGER,  -- e
     *   privateExponent   INTEGER,  -- d
     *   prime1            INTEGER,  -- p
     *   prime2            INTEGER,  -- q
     *   exponent1         INTEGER,  -- d mod (p-1)
     *   exponent2         INTEGER,  -- d mod (q-1) 
     *   coefficient       INTEGER,  -- (inverse of q) mod p
     *   otherPrimeInfos   OtherPrimeInfos OPTIONAL 
     * }
     * </pre>
     * 
     * @param keyBytes PKCS#1 encoded key
     * @throws IOException
     */
private void decode(byte[] keyBytes) throws IOException {
    DerParser parser = new DerParser(keyBytes);
    Asn1Object sequence = parser.read();
    if (sequence.getType() != DerParser.SEQUENCE)
        //$NON-NLS-1$
        throw new IOException("Invalid DER: not a sequence");
    // Parse inside the sequence
    parser = sequence.getParser();
    // Skip version
    parser.read();
    BigInteger modulus = parser.read().getInteger();
    BigInteger publicExp = parser.read().getInteger();
    BigInteger privateExp = parser.read().getInteger();
    BigInteger prime1 = parser.read().getInteger();
    BigInteger prime2 = parser.read().getInteger();
    BigInteger exp1 = parser.read().getInteger();
    BigInteger exp2 = parser.read().getInteger();
    BigInteger crtCoef = parser.read().getInteger();
    keySpec = new RSAPrivateCrtKeySpec(modulus, publicExp, privateExp, prime1, prime2, exp1, exp2, crtCoef);
}

Example 22 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project robovm by robovm.

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 23 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project robovm by robovm.

the class RSAPrivateCrtKeySpecTest method testGetPrimeExponentQ.

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

Example 24 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project robovm by robovm.

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 25 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project robovm by robovm.

the class RSAPrivateCrtKeySpecTest method testGetModulus.

//
// Tests for inherited methods
//
/**
     * Test for <code>getModulus()</code> method<br>
     * Assertion: returns modulus
     */
public final void testGetModulus() {
    RSAPrivateCrtKeySpec ks = new RSAPrivateCrtKeySpec(BigInteger.valueOf(5L), BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE, BigInteger.ONE);
    assertTrue(BigInteger.valueOf(5L).equals(ks.getModulus()));
}