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

Example 1 with RSAPrivateCrtKeySpec

use of java.security.spec.RSAPrivateCrtKeySpec in project intellij-community by JetBrains.

the class Asn1Object method read.

private static PrivateKey read(String fileName) throws IOException {
    KeyFactory factory;
    try {
        factory = KeyFactory.getInstance("RSA");
    } catch (NoSuchAlgorithmException e) {
        throw new IOException("JCE error: " + e.getMessage());
    }
    List<String> lines = FileUtilRt.loadLines(fileName, "UTF-8");
    for (int i = 0; i < lines.size(); i++) {
        String line = lines.get(i);
        if (line.contains(P1_BEGIN_MARKER)) {
            List<String> strings = lines.subList(i + 1, lines.size());
            byte[] keyBytes = readKeyMaterial(P1_END_MARKER, strings);
            RSAPrivateCrtKeySpec keySpec = getRSAKeySpec(keyBytes);
            try {
                return factory.generatePrivate(keySpec);
            } catch (InvalidKeySpecException e) {
                throw new IOException("Invalid PKCS#1 PEM file: " + e.getMessage());
            }
        }
        if (line.contains(P8_BEGIN_MARKER)) {
            List<String> strings = lines.subList(i + 1, lines.size());
            byte[] keyBytes = readKeyMaterial(P8_END_MARKER, strings);
            EncodedKeySpec keySpec = new PKCS8EncodedKeySpec(keyBytes);
            try {
                return factory.generatePrivate(keySpec);
            } catch (InvalidKeySpecException e) {
                throw new IOException("Invalid PKCS#8 PEM file: " + e.getMessage());
            }
        }
    }
    throw new IOException("Invalid PEM file: no begin marker");
}

Example 2 with RSAPrivateCrtKeySpec

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

the class SignatureTest method testSign_SHA1withRSA_CrtKeyWithPublicExponent_Success.

public void testSign_SHA1withRSA_CrtKeyWithPublicExponent_Success() throws Exception {
    KeyFactory kf = KeyFactory.getInstance("RSA");
    RSAPrivateCrtKeySpec keySpec = new RSAPrivateCrtKeySpec(RSA_2048_modulus, RSA_2048_publicExponent, RSA_2048_privateExponent, null, null, null, null, null);
    // The RI fails on this key which is totally unreasonable.
    final PrivateKey privKey;
    try {
        privKey = kf.generatePrivate(keySpec);
    } catch (NullPointerException e) {
        if (StandardNames.IS_RI) {
            return;
        } else {
            fail("Private key should be created");
            return;
        }
    }
    Signature sig = Signature.getInstance("SHA1withRSA");
    sig.initSign(privKey);
    sig.update(Vector1Data);
    byte[] signature = sig.sign();
    assertNotNull("Signature must not be null", signature);
    assertTrue("Signature should match expected", Arrays.equals(signature, SHA1withRSA_Vector1Signature));
    RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(RSA_2048_modulus, RSA_2048_publicExponent);
    PublicKey pubKey = kf.generatePublic(pubKeySpec);
    sig.initVerify(pubKey);
    sig.update(Vector1Data);
    assertTrue("Signature must verify correctly", sig.verify(signature));
}

Example 3 with RSAPrivateCrtKeySpec

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

the class SignatureTest method testSign_SHA1withRSA_CrtKey_NoPrivateExponent_Failure.

public void testSign_SHA1withRSA_CrtKey_NoPrivateExponent_Failure() throws Exception {
    KeyFactory kf = KeyFactory.getInstance("RSA");
    RSAPrivateCrtKeySpec keySpec = new RSAPrivateCrtKeySpec(RSA_2048_modulus, RSA_2048_publicExponent, null, RSA_2048_primeP, RSA_2048_primeQ, null, null, null);
    // Failing on this key early is okay.
    final PrivateKey privKey;
    try {
        privKey = kf.generatePrivate(keySpec);
    } catch (NullPointerException e) {
        return;
    } catch (InvalidKeySpecException e) {
        return;
    }
    Signature sig = Signature.getInstance("SHA1withRSA");
    try {
        sig.initSign(privKey);
        fail("Should throw error when private exponent is not available");
    } catch (InvalidKeyException expected) {
    }
}

Example 4 with RSAPrivateCrtKeySpec

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

the class RSAPrivateCrtKeySpecTest method testGetPrimeExponentP.

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

Example 5 with RSAPrivateCrtKeySpec

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

the class RSAPrivateCrtKeySpecTest method testGetCrtCoefficient.

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