Examples of org.bouncycastle.crypto.signers.DSASigner.verifySignature()

Class org.bouncycastle.crypto.signers.DSASigner

Examples of org.bouncycastle.crypto.signers.DSASigner.verifySignature()

org.bouncycastle.crypto.signers.DSASigner.verifySignature()
return true if the value r and s represent a DSA signature for the passed in message for standard DSA the message should be a SHA-1 hash of the real message to be verified.

        DSASigner signer = new DSASigner();
        ASN1Sequence derSig = ASN1Sequence.getInstance(ASN1Primitive.fromByteArray(sigBytes));


        signer.init(false, keyParams);


        if (!signer.verifySignature(dummySha1, DERInteger.getInstance(derSig.getObjectAt(0)).getValue(), DERInteger.getInstance(derSig.getObjectAt(1)).getValue()))
        {
            fail("NONEwithDSA not really NONE!");
        }
    }

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                + " got      : " + sig[1]);
        }


        dsa.init(false, pair.getPublic());


        if (dsa.verifySignature(message, sig[0], sig[1]))
        {
            return new SimpleTestResult(true, getName() + ": Okay");
        }
        else
        {

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