Examples of ECFieldFp

java.security.spec.ECFieldFp
This immutable class defines an elliptic curve (EC) prime finite field. @see ECField @author Valerie Peng @version 1.4, 11/17/05 @since 1.5

Examples of java.security.spec.ECFieldFp

        throws Exception
    {
        KeyPairGenerator    g = KeyPairGenerator.getInstance(algorithm, "BC");


        EllipticCurve curve = new EllipticCurve(
                new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
                new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
                new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b


        ECParameterSpec ecSpec = new ECParameterSpec(
                curve,

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Examples of java.security.spec.ECFieldFp

    SecureRandom    random = new FixedSecureRandom(new byte[][] { k1, k2 });
    
    private void decodeTest()
    {
        EllipticCurve curve = new EllipticCurve(
                new ECFieldFp(new BigInteger("6277101735386680763835789423207666416083908700390324961279")), // q
                new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16), // a
                new BigInteger("64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1", 16)); // b


        ECPoint p = ECPointUtil.decodePoint(curve, Hex.decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012"));

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Examples of java.security.spec.ECFieldFp

        byte[] kData = BigIntegers.asUnsignedByteArray(new BigInteger("700000017569056646655505781757157107570501575775705779575555657156756655"));


        SecureRandom    k = new FixedSecureRandom(kData);


        EllipticCurve curve = new EllipticCurve(
            new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
            new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
            new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b


        ECParameterSpec spec = new ECParameterSpec(
            curve,

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Examples of java.security.spec.ECFieldFp

        byte[]              data = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
        Signature s = Signature.getInstance("ECDSA", "BC");
        KeyPairGenerator g = KeyPairGenerator.getInstance("ECDSA", "BC");


        EllipticCurve curve = new EllipticCurve(
            new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
            new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
            new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b


        ECParameterSpec ecSpec = new ECParameterSpec(
            curve,

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Examples of java.security.spec.ECFieldFp

        throws Exception
    {
        KeyPairGenerator g = KeyPairGenerator.getInstance("ECDSA", "BC");


        EllipticCurve curve = new EllipticCurve(
            new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
            new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
            new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b


        java.security.spec.ECParameterSpec ecSpec = new java.security.spec.ECParameterSpec(
            curve,

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Examples of java.security.spec.ECFieldFp

        throws Exception
    {
        KeyPairGenerator g = KeyPairGenerator.getInstance("ECDSA", "BC");


        EllipticCurve curve = new EllipticCurve(
            new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
            new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
            new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b


        java.security.spec.ECParameterSpec ecSpec = new java.security.spec.ECParameterSpec(
            curve,

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Examples of java.security.spec.ECFieldFp

        throws Exception
    {
        KeyPairGenerator g = KeyPairGenerator.getInstance("ECMQV", "BC");


        EllipticCurve curve = new EllipticCurve(
                new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
                new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
                new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b


        ECParameterSpec ecSpec = new ECParameterSpec(
                curve,

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Examples of java.security.spec.ECFieldFp

        ECCurve curve, 
        byte[]  seed)
    {
        if (curve instanceof ECCurve.Fp)
        {
            return new EllipticCurve(new ECFieldFp(((ECCurve.Fp)curve).getQ()), curve.getA().toBigInteger(), curve.getB().toBigInteger(), seed);
        }
        else
        {
            ECCurve.F2m curveF2m = (ECCurve.F2m)curve;
            int ks[];

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Examples of java.security.spec.ECFieldFp

        ECCurve  curve,
        byte[]   seed)
    {
        if (curve instanceof ECCurve.Fp)
        {
            return new EllipticCurve(new ECFieldFp(((ECCurve.Fp)curve).getQ()), curve.getA().toBigInteger(), curve.getB().toBigInteger(), seed);
        }
        else
        {
            ECCurve.F2m curveF2m = (ECCurve.F2m)curve;
            int ks[];

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Examples of java.security.spec.ECFieldFp

        throws Exception
    {
        KeyPairGenerator g = KeyPairGenerator.getInstance("ECDSA", "BC");


        EllipticCurve curve = new EllipticCurve(
            new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
            new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
            new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b


        java.security.spec.ECParameterSpec ecSpec = new java.security.spec.ECParameterSpec(
            curve,

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