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

Example 6 with RSAPrivateKeySpec

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

the class SignatureTest method testSign_SHA256withRSA_Key_Success.

public void testSign_SHA256withRSA_Key_Success() throws Exception {
    KeyFactory kf = KeyFactory.getInstance("RSA");
    RSAPrivateKeySpec keySpec = new RSAPrivateKeySpec(RSA_2048_modulus, RSA_2048_privateExponent);
    final PrivateKey privKey = kf.generatePrivate(keySpec);
    Signature sig = Signature.getInstance("SHA256withRSA");
    sig.initSign(privKey);
    sig.update(Vector2Data);
    byte[] signature = sig.sign();
    assertNotNull("Signature must not be null", signature);
    assertTrue("Signature should match expected", Arrays.equals(signature, SHA256withRSA_Vector2Signature));
    RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(RSA_2048_modulus, RSA_2048_publicExponent);
    PublicKey pubKey = kf.generatePublic(pubKeySpec);
    sig.initVerify(pubKey);
    sig.update(Vector2Data);
    assertTrue("Signature must verify correctly", sig.verify(signature));
}

Example 7 with RSAPrivateKeySpec

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

the class SignatureTest method testVerify_SHA1withRSA_Key_InitSignThenInitVerify_Success.

public void testVerify_SHA1withRSA_Key_InitSignThenInitVerify_Success() throws Exception {
    KeyFactory kf = KeyFactory.getInstance("RSA");
    RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(RSA_2048_modulus, RSA_2048_publicExponent);
    PublicKey pubKey = kf.generatePublic(pubKeySpec);
    RSAPrivateKeySpec privKeySpec = new RSAPrivateKeySpec(RSA_2048_modulus, RSA_2048_privateExponent);
    PrivateKey privKey = kf.generatePrivate(privKeySpec);
    Signature sig = Signature.getInstance("SHA1withRSA");
    // Start a signing operation
    sig.initSign(privKey);
    sig.update(Vector2Data);
    // Switch to verify
    sig.initVerify(pubKey);
    sig.update(Vector1Data);
    assertTrue("Signature must match expected signature", sig.verify(SHA1withRSA_Vector1Signature));
}

Example 8 with RSAPrivateKeySpec

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

the class SignatureTest method testSign_MD5withRSA_Key_Success.

public void testSign_MD5withRSA_Key_Success() throws Exception {
    KeyFactory kf = KeyFactory.getInstance("RSA");
    RSAPrivateKeySpec keySpec = new RSAPrivateKeySpec(RSA_2048_modulus, RSA_2048_privateExponent);
    PrivateKey privKey = kf.generatePrivate(keySpec);
    Signature sig = Signature.getInstance("MD5withRSA");
    sig.initSign(privKey);
    sig.update(Vector2Data);
    byte[] signature = sig.sign();
    assertNotNull("Signature must not be null", signature);
    assertTrue("Signature should match expected", Arrays.equals(signature, MD5withRSA_Vector2Signature));
    RSAPublicKeySpec pubKeySpec = new RSAPublicKeySpec(RSA_2048_modulus, RSA_2048_publicExponent);
    PublicKey pubKey = kf.generatePublic(pubKeySpec);
    sig.initVerify(pubKey);
    sig.update(Vector2Data);
    assertTrue("Signature must verify correctly", sig.verify(signature));
}

Example 9 with RSAPrivateKeySpec

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

the class SignatureTest method testSign_SHA1withRSA_Key_EmptyKey_Failure.

public void testSign_SHA1withRSA_Key_EmptyKey_Failure() throws Exception {
    KeyFactory kf = KeyFactory.getInstance("RSA");
    RSAPrivateKeySpec keySpec = new RSAPrivateKeySpec(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 key is empty");
    } catch (InvalidKeyException expected) {
    }
}

Example 10 with RSAPrivateKeySpec

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

the class SignatureTest method testSign_NONEwithRSA_Key_Success.

public void testSign_NONEwithRSA_Key_Success() throws Exception {
    KeyFactory kf = KeyFactory.getInstance("RSA");
    RSAPrivateKeySpec keySpec = new RSAPrivateKeySpec(RSA_2048_modulus, RSA_2048_privateExponent);
    PrivateKey privKey = kf.generatePrivate(keySpec);
    Signature sig = Signature.getInstance("NONEwithRSA");
    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, NONEwithRSA_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));
}