Package java.security

Examples of java.security.Signature.initVerify()

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        sig.update(data);

        sigBytes = sig.sign();

        sig.initVerify(verifyKey);

        sig.update(data);

        if (!sig.verify(sigBytes))
        {
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        sig.update(data);

        sigBytes = sig.sign();

        sig.initVerify(verifyKey);

        sig.update(data);

        if (!sig.verify(sigBytes))
        {
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        sig.update(data);

        sigBytes = sig.sign();

        sig.initVerify(verifyKey);

        sig.update(data);

        if (!sig.verify(sigBytes))
        {
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        if (!Arrays.areEqual(testSig, sigBytes))
        {
            fail("SigTest: failed ISO9796-2 generation Test");
        }

        sig.initVerify(pubKey);

        sig.update(data);

        if (!sig.verify(sigBytes))
        {
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                return new SimpleTestResult(false, "PSS Sign test expected " + new String(Hex.encode(sig1a)) + " got " + new String(Hex.encode(sig)));
            }

            s = Signature.getInstance("SHA1withRSAandMGF1", "BC");
           
            s.initVerify(pubKey);
            s.update(msg1a);
            if (!s.verify(sig1a))
            {
                return new SimpleTestResult(false, "SHA1 signature verification failed");
            }
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            s = Signature.getInstance("SHA1withRSAandMGF1", "BC");
           
            s.setParameter(PSSParameterSpec.DEFAULT);
           
            s.initVerify(pubKey);
            s.update(msg1a);
            if (!s.verify(sig1a))
            {
                return new SimpleTestResult(false, "SHA1 signature verification with default parameters failed");
            }
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            s = Signature.getInstance("SHA256withRSAandMGF1", "BC");
           
            s.setParameter(pss.getParameterSpec(PSSParameterSpec.class));
           
            s.initVerify(pubKey);
            s.update(msg1a);
            if (!s.verify(sig1b))
            {
                return new SimpleTestResult(false, "SHA256 signature verification failed");
            }
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            s = Signature.getInstance("SHA512withRSAandMGF1", "BC");
           
            s.setParameter(pss.getParameterSpec(PSSParameterSpec.class));
           
            s.initVerify(pubKey);
            s.update(msg1a);
            if (!s.verify(sig1c))
            {
                return new SimpleTestResult(false, "SHA512 signature verification failed");
            }
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        sgr.update(message);

        byte[]  sigBytes = sgr.sign();

        sgr.initVerify(vKey);

        sgr.update(message);

        if (!sgr.verify(sigBytes))
        {
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        byte[]  sigBytes = s.sign();

        s = Signature.getInstance("GOST3410", "BC");

        s.initVerify(vKey);

        s.update(data);

        if (!s.verify(sigBytes))
        {
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