validat2.cpp

// validat2.cpp - written and placed in the public domain by Wei Dai

#include "pch.h"

#define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1
#include "blumshub.h"
#include "rsa.h"
#include "md2.h"
#include "elgamal.h"
#include "nr.h"
#include "dsa.h"
#include "dh.h"
#include "mqv.h"
#include "luc.h"
#include "xtrcrypt.h"
#include "rabin.h"
#include "rw.h"
#include "eccrypto.h"
#include "ecp.h"
#include "ec2n.h"
#include "asn.h"
#include "rng.h"
#include "files.h"
#include "hex.h"
#include "oids.h"
#include "esign.h"
#include "osrng.h"

#include <iostream>
#include <iomanip>

#include "validate.h"

USING_NAMESPACE(CryptoPP)
USING_NAMESPACE(std)

class FixedRNG : public RandomNumberGenerator
{
public:
        FixedRNG(BufferedTransformation &source) : m_source(source) {}

        void GenerateBlock(byte *output, size_t size)
        {
                m_source.Get(output, size);
        }

private:
        BufferedTransformation &m_source;
};

bool ValidateBBS()
{
        cout << "\nBlumBlumShub validation suite running...\n\n";

        Integer p("212004934506826557583707108431463840565872545889679278744389317666981496005411448865750399674653351");
        Integer q("100677295735404212434355574418077394581488455772477016953458064183204108039226017738610663984508231");
        Integer seed("63239752671357255800299643604761065219897634268887145610573595874544114193025997412441121667211431");
        BlumBlumShub bbs(p, q, seed);
        bool pass = true, fail;
        int j;

        const byte output1[] = {
                0x49,0xEA,0x2C,0xFD,0xB0,0x10,0x64,0xA0,0xBB,0xB9,
                0x2A,0xF1,0x01,0xDA,0xC1,0x8A,0x94,0xF7,0xB7,0xCE};
        const byte output2[] = {
                0x74,0x45,0x48,0xAE,0xAC,0xB7,0x0E,0xDF,0xAF,0xD7,
                0xD5,0x0E,0x8E,0x29,0x83,0x75,0x6B,0x27,0x46,0xA1};

        byte buf[20];

        bbs.GenerateBlock(buf, 20);
        fail = memcmp(output1, buf, 20) != 0;
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        for (j=0;j<20;j++)
                cout << setw(2) << setfill('0') << hex << (int)buf[j];
        cout << endl;

        bbs.Seek(10);
        bbs.GenerateBlock(buf, 10);
        fail = memcmp(output1+10, buf, 10) != 0;
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        for (j=0;j<10;j++)
                cout << setw(2) << setfill('0') << hex << (int)buf[j];
        cout << endl;

        bbs.Seek(1234567);
        bbs.GenerateBlock(buf, 20);
        fail = memcmp(output2, buf, 20) != 0;
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        for (j=0;j<20;j++)
                cout << setw(2) << setfill('0') << hex << (int)buf[j];
        cout << endl;

        return pass;
}

bool SignatureValidate(PK_Signer &priv, PK_Verifier &pub, bool thorough = false)
{
        bool pass = true, fail;

        fail = !pub.GetMaterial().Validate(GlobalRNG(), thorough ? 3 : 2) || !priv.GetMaterial().Validate(GlobalRNG(), thorough ? 3 : 2);
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "signature key validation\n";

        const byte *message = (byte *)"test message";
        const int messageLen = 12;

        SecByteBlock signature(priv.MaxSignatureLength());
        size_t signatureLength = priv.SignMessage(GlobalRNG(), message, messageLen, signature);
        fail = !pub.VerifyMessage(message, messageLen, signature, signatureLength);
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "signature and verification\n";

        ++signature[0];
        fail = pub.VerifyMessage(message, messageLen, signature, signatureLength);
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "checking invalid signature" << endl;

        if (priv.MaxRecoverableLength() > 0)
        {
                signatureLength = priv.SignMessageWithRecovery(GlobalRNG(), message, messageLen, NULL, 0, signature);
                SecByteBlock recovered(priv.MaxRecoverableLengthFromSignatureLength(signatureLength));
                DecodingResult result = pub.RecoverMessage(recovered, NULL, 0, signature, signatureLength);
                fail = !(result.isValidCoding && result.messageLength == messageLen && memcmp(recovered, message, messageLen) == 0);
                pass = pass && !fail;

                cout << (fail ? "FAILED    " : "passed    ");
                cout << "signature and verification with recovery" << endl;

                ++signature[0];
                result = pub.RecoverMessage(recovered, NULL, 0, signature, signatureLength);
                fail = result.isValidCoding;
                pass = pass && !fail;

                cout << (fail ? "FAILED    " : "passed    ");
                cout << "recovery with invalid signature" << endl;
        }

        return pass;
}

bool CryptoSystemValidate(PK_Decryptor &priv, PK_Encryptor &pub, bool thorough = false)
{
        bool pass = true, fail;

        fail = !pub.GetMaterial().Validate(GlobalRNG(), thorough ? 3 : 2) || !priv.GetMaterial().Validate(GlobalRNG(), thorough ? 3 : 2);
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "cryptosystem key validation\n";

        const byte *message = (byte *)"test message";
        const int messageLen = 12;
        SecByteBlock ciphertext(priv.CiphertextLength(messageLen));
        SecByteBlock plaintext(priv.MaxPlaintextLength(ciphertext.size()));

        pub.Encrypt(GlobalRNG(), message, messageLen, ciphertext);
        fail = priv.Decrypt(GlobalRNG(), ciphertext, priv.CiphertextLength(messageLen), plaintext) != DecodingResult(messageLen);
        fail = fail || memcmp(message, plaintext, messageLen);
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "encryption and decryption\n";

        return pass;
}

bool SimpleKeyAgreementValidate(SimpleKeyAgreementDomain &d)
{
        if (d.GetCryptoParameters().Validate(GlobalRNG(), 3))
                cout << "passed    simple key agreement domain parameters validation" << endl;
        else
        {
                cout << "FAILED    simple key agreement domain parameters invalid" << endl;
                return false;
        }

        SecByteBlock priv1(d.PrivateKeyLength()), priv2(d.PrivateKeyLength());
        SecByteBlock pub1(d.PublicKeyLength()), pub2(d.PublicKeyLength());
        SecByteBlock val1(d.AgreedValueLength()), val2(d.AgreedValueLength());

        d.GenerateKeyPair(GlobalRNG(), priv1, pub1);
        d.GenerateKeyPair(GlobalRNG(), priv2, pub2);

        memset(val1.begin(), 0x10, val1.size());
        memset(val2.begin(), 0x11, val2.size());

        if (!(d.Agree(val1, priv1, pub2) && d.Agree(val2, priv2, pub1)))
        {
                cout << "FAILED    simple key agreement failed" << endl;
                return false;
        }

        if (memcmp(val1.begin(), val2.begin(), d.AgreedValueLength()))
        {
                cout << "FAILED    simple agreed values not equal" << endl;
                return false;
        }

        cout << "passed    simple key agreement" << endl;
        return true;
}

bool AuthenticatedKeyAgreementValidate(AuthenticatedKeyAgreementDomain &d)
{
        if (d.GetCryptoParameters().Validate(GlobalRNG(), 3))
                cout << "passed    authenticated key agreement domain parameters validation" << endl;
        else
        {
                cout << "FAILED    authenticated key agreement domain parameters invalid" << endl;
                return false;
        }

        SecByteBlock spriv1(d.StaticPrivateKeyLength()), spriv2(d.StaticPrivateKeyLength());
        SecByteBlock epriv1(d.EphemeralPrivateKeyLength()), epriv2(d.EphemeralPrivateKeyLength());
        SecByteBlock spub1(d.StaticPublicKeyLength()), spub2(d.StaticPublicKeyLength());
        SecByteBlock epub1(d.EphemeralPublicKeyLength()), epub2(d.EphemeralPublicKeyLength());
        SecByteBlock val1(d.AgreedValueLength()), val2(d.AgreedValueLength());

        d.GenerateStaticKeyPair(GlobalRNG(), spriv1, spub1);
        d.GenerateStaticKeyPair(GlobalRNG(), spriv2, spub2);
        d.GenerateEphemeralKeyPair(GlobalRNG(), epriv1, epub1);
        d.GenerateEphemeralKeyPair(GlobalRNG(), epriv2, epub2);

        memset(val1.begin(), 0x10, val1.size());
        memset(val2.begin(), 0x11, val2.size());

        if (!(d.Agree(val1, spriv1, epriv1, spub2, epub2) && d.Agree(val2, spriv2, epriv2, spub1, epub1)))
        {
                cout << "FAILED    authenticated key agreement failed" << endl;
                return false;
        }

        if (memcmp(val1.begin(), val2.begin(), d.AgreedValueLength()))
        {
                cout << "FAILED    authenticated agreed values not equal" << endl;
                return false;
        }

        cout << "passed    authenticated key agreement" << endl;
        return true;
}

bool ValidateRSA()
{
        cout << "\nRSA validation suite running...\n\n";

        byte out[100], outPlain[100];
        bool pass = true, fail;

        {
                char *plain = "Everyone gets Friday off.";
                byte *signature = (byte *)
                        "\x05\xfa\x6a\x81\x2f\xc7\xdf\x8b\xf4\xf2\x54\x25\x09\xe0\x3e\x84"
                        "\x6e\x11\xb9\xc6\x20\xbe\x20\x09\xef\xb4\x40\xef\xbc\xc6\x69\x21"
                        "\x69\x94\xac\x04\xf3\x41\xb5\x7d\x05\x20\x2d\x42\x8f\xb2\xa2\x7b"
                        "\x5c\x77\xdf\xd9\xb1\x5b\xfc\x3d\x55\x93\x53\x50\x34\x10\xc1\xe1";

                FileSource keys("rsa512a.dat", true, new HexDecoder);
                Weak::RSASSA_PKCS1v15_MD2_Signer rsaPriv(keys);
                Weak::RSASSA_PKCS1v15_MD2_Verifier rsaPub(rsaPriv);

                size_t signatureLength = rsaPriv.SignMessage(GlobalRNG(), (byte *)plain, strlen(plain), out);
                fail = memcmp(signature, out, 64) != 0;
                pass = pass && !fail;

                cout << (fail ? "FAILED    " : "passed    ");
                cout << "signature check against test vector\n";

                fail = !rsaPub.VerifyMessage((byte *)plain, strlen(plain), out, signatureLength);
                pass = pass && !fail;

                cout << (fail ? "FAILED    " : "passed    ");
                cout << "verification check against test vector\n";

                out[10]++;
                fail = rsaPub.VerifyMessage((byte *)plain, strlen(plain), out, signatureLength);
                pass = pass && !fail;

                cout << (fail ? "FAILED    " : "passed    ");
                cout << "invalid signature verification\n";
        }
        {
                FileSource keys("rsa1024.dat", true, new HexDecoder);
                RSAES_PKCS1v15_Decryptor rsaPriv(keys);
                RSAES_PKCS1v15_Encryptor rsaPub(rsaPriv);

                pass = CryptoSystemValidate(rsaPriv, rsaPub) && pass;
        }
        {
                byte *plain = (byte *)
                        "\x54\x85\x9b\x34\x2c\x49\xea\x2a";
                byte *encrypted = (byte *)
                        "\x14\xbd\xdd\x28\xc9\x83\x35\x19\x23\x80\xe8\xe5\x49\xb1\x58\x2a"
                        "\x8b\x40\xb4\x48\x6d\x03\xa6\xa5\x31\x1f\x1f\xd5\xf0\xa1\x80\xe4"
                        "\x17\x53\x03\x29\xa9\x34\x90\x74\xb1\x52\x13\x54\x29\x08\x24\x52"
                        "\x62\x51";
                byte *oaepSeed = (byte *)
                        "\xaa\xfd\x12\xf6\x59\xca\xe6\x34\x89\xb4\x79\xe5\x07\x6d\xde\xc2"
                        "\xf0\x6c\xb5\x8f";
                ByteQueue bq;
                bq.Put(oaepSeed, 20);
                FixedRNG rng(bq);

                FileSource privFile("rsa400pv.dat", true, new HexDecoder);
                FileSource pubFile("rsa400pb.dat", true, new HexDecoder);
                RSAES_OAEP_SHA_Decryptor rsaPriv;
                rsaPriv.AccessKey().BERDecodePrivateKey(privFile, false, 0);
                RSAES_OAEP_SHA_Encryptor rsaPub(pubFile);

                memset(out, 0, 50);
                memset(outPlain, 0, 8);
                rsaPub.Encrypt(rng, plain, 8, out);
                DecodingResult result = rsaPriv.FixedLengthDecrypt(GlobalRNG(), encrypted, outPlain);
                fail = !result.isValidCoding || (result.messageLength!=8) || memcmp(out, encrypted, 50) || memcmp(plain, outPlain, 8);
                pass = pass && !fail;

                cout << (fail ? "FAILED    " : "passed    ");
                cout << "PKCS 2.0 encryption and decryption\n";
        }

        return pass;
}

bool ValidateDH()
{
        cout << "\nDH validation suite running...\n\n";

        FileSource f("dh1024.dat", true, new HexDecoder());
        DH dh(f);
        return SimpleKeyAgreementValidate(dh);
}

bool ValidateMQV()
{
        cout << "\nMQV validation suite running...\n\n";

        FileSource f("mqv1024.dat", true, new HexDecoder());
        MQV mqv(f);
        return AuthenticatedKeyAgreementValidate(mqv);
}

bool ValidateLUC_DH()
{
        cout << "\nLUC-DH validation suite running...\n\n";

        FileSource f("lucd512.dat", true, new HexDecoder());
        LUC_DH dh(f);
        return SimpleKeyAgreementValidate(dh);
}

bool ValidateXTR_DH()
{
        cout << "\nXTR-DH validation suite running...\n\n";

        FileSource f("xtrdh171.dat", true, new HexDecoder());
        XTR_DH dh(f);
        return SimpleKeyAgreementValidate(dh);
}

bool ValidateElGamal()
{
        cout << "\nElGamal validation suite running...\n\n";
        bool pass = true;
        {
                FileSource fc("elgc1024.dat", true, new HexDecoder);
                ElGamalDecryptor privC(fc);
                ElGamalEncryptor pubC(privC);
                privC.AccessKey().Precompute();
                ByteQueue queue;
                privC.AccessKey().SavePrecomputation(queue);
                privC.AccessKey().LoadPrecomputation(queue);

                pass = CryptoSystemValidate(privC, pubC) && pass;
        }
        return pass;
}

bool ValidateDLIES()
{
        cout << "\nDLIES validation suite running...\n\n";
        bool pass = true;
        {
                FileSource fc("dlie1024.dat", true, new HexDecoder);
                DLIES<>::Decryptor privC(fc);
                DLIES<>::Encryptor pubC(privC);
                pass = CryptoSystemValidate(privC, pubC) && pass;
        }
        {
                cout << "Generating new encryption key..." << endl;
                DLIES<>::GroupParameters gp;
                gp.GenerateRandomWithKeySize(GlobalRNG(), 128);
                DLIES<>::Decryptor decryptor;
                decryptor.AccessKey().GenerateRandom(GlobalRNG(), gp);
                DLIES<>::Encryptor encryptor(decryptor);

                pass = CryptoSystemValidate(decryptor, encryptor) && pass;
        }
        return pass;
}

bool ValidateNR()
{
        cout << "\nNR validation suite running...\n\n";
        bool pass = true;
        {
                FileSource f("nr2048.dat", true, new HexDecoder);
                NR<SHA>::Signer privS(f);
                privS.AccessKey().Precompute();
                NR<SHA>::Verifier pubS(privS);

                pass = SignatureValidate(privS, pubS) && pass;
        }
        {
                cout << "Generating new signature key..." << endl;
                NR<SHA>::Signer privS(GlobalRNG(), 256);
                NR<SHA>::Verifier pubS(privS);

                pass = SignatureValidate(privS, pubS) && pass;
        }
        return pass;
}

bool ValidateDSA(bool thorough)
{
        cout << "\nDSA validation suite running...\n\n";

        bool pass = true, fail;
        {
        FileSource fs("dsa512.dat", true, new HexDecoder());
        GDSA<SHA>::Signer priv(fs);
        priv.AccessKey().Precompute(16);
        GDSA<SHA>::Verifier pub(priv);

        byte seed[]={0xd5, 0x01, 0x4e, 0x4b, 0x60, 0xef, 0x2b, 0xa8, 0xb6, 0x21, 
                                 0x1b, 0x40, 0x62, 0xba, 0x32, 0x24, 0xe0, 0x42, 0x7d, 0xd3};
        Integer k("358dad57 1462710f 50e254cf 1a376b2b deaadfbfh");
        Integer h("a9993e36 4706816a ba3e2571 7850c26c 9cd0d89dh");
        byte sig[]={0x8b, 0xac, 0x1a, 0xb6, 0x64, 0x10, 0x43, 0x5c, 0xb7, 0x18,
                                0x1f, 0x95, 0xb1, 0x6a, 0xb9, 0x7c, 0x92, 0xb3, 0x41, 0xc0, 
                                0x41, 0xe2, 0x34, 0x5f, 0x1f, 0x56, 0xdf, 0x24, 0x58, 0xf4, 
                                0x26, 0xd1, 0x55, 0xb4, 0xba, 0x2d, 0xb6, 0xdc, 0xd8, 0xc8};
        Integer r(sig, 20);
        Integer s(sig+20, 20);

        Integer pGen, qGen, rOut, sOut;
        int c;

        fail = !DSA::GeneratePrimes(seed, 160, c, pGen, 512, qGen);
        fail = fail || (pGen != pub.GetKey().GetGroupParameters().GetModulus()) || (qGen != pub.GetKey().GetGroupParameters().GetSubgroupOrder());
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "prime generation test\n";

        priv.RawSign(k, h, rOut, sOut);
        fail = (rOut != r) || (sOut != s);
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "signature check against test vector\n";

        fail = !pub.VerifyMessage((byte *)"abc", 3, sig, sizeof(sig));
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "verification check against test vector\n";

        fail = pub.VerifyMessage((byte *)"xyz", 3, sig, sizeof(sig));
        pass = pass && !fail;
        }
        FileSource fs1("dsa1024.dat", true, new HexDecoder());
        DSA::Signer priv(fs1);
        DSA::Verifier pub(priv);
        FileSource fs2("dsa1024b.dat", true, new HexDecoder());
        DSA::Verifier pub1(fs2);
        assert(pub.GetKey() == pub1.GetKey());
        pass = SignatureValidate(priv, pub, thorough) && pass;
        return pass;
}

bool ValidateLUC()
{
        cout << "\nLUC validation suite running...\n\n";
        bool pass=true;

        {
                FileSource f("luc1024.dat", true, new HexDecoder);
                LUCSSA_PKCS1v15_SHA_Signer priv(f);
                LUCSSA_PKCS1v15_SHA_Verifier pub(priv);
                pass = SignatureValidate(priv, pub) && pass;
        }
        {
                LUCES_OAEP_SHA_Decryptor priv(GlobalRNG(), 512);
                LUCES_OAEP_SHA_Encryptor pub(priv);
                pass = CryptoSystemValidate(priv, pub) && pass;
        }
        return pass;
}

bool ValidateLUC_DL()
{
        cout << "\nLUC-HMP validation suite running...\n\n";

        FileSource f("lucs512.dat", true, new HexDecoder);
        LUC_HMP<SHA>::Signer privS(f);
        LUC_HMP<SHA>::Verifier pubS(privS);
        bool pass = SignatureValidate(privS, pubS);

        cout << "\nLUC-IES validation suite running...\n\n";

        FileSource fc("lucc512.dat", true, new HexDecoder);
        LUC_IES<>::Decryptor privC(fc);
        LUC_IES<>::Encryptor pubC(privC);
        pass = CryptoSystemValidate(privC, pubC) && pass;

        return pass;
}

bool ValidateRabin()
{
        cout << "\nRabin validation suite running...\n\n";
        bool pass=true;

        {
                FileSource f("rabi1024.dat", true, new HexDecoder);
                RabinSS<PSSR, SHA>::Signer priv(f);
                RabinSS<PSSR, SHA>::Verifier pub(priv);
                pass = SignatureValidate(priv, pub) && pass;
        }
        {
                RabinES<OAEP<SHA> >::Decryptor priv(GlobalRNG(), 512);
                RabinES<OAEP<SHA> >::Encryptor pub(priv);
                pass = CryptoSystemValidate(priv, pub) && pass;
        }
        return pass;
}

bool ValidateRW()
{
        cout << "\nRW validation suite running...\n\n";

        FileSource f("rw1024.dat", true, new HexDecoder);
        RWSS<PSSR, SHA>::Signer priv(f);
        RWSS<PSSR, SHA>::Verifier pub(priv);

        return SignatureValidate(priv, pub);
}

/*
bool ValidateBlumGoldwasser()
{
        cout << "\nBlumGoldwasser validation suite running...\n\n";

        FileSource f("blum512.dat", true, new HexDecoder);
        BlumGoldwasserPrivateKey priv(f);
        BlumGoldwasserPublicKey pub(priv);

        return CryptoSystemValidate(priv, pub);
}
*/

bool ValidateECP()
{
        cout << "\nECP validation suite running...\n\n";

        ECIES<ECP>::Decryptor cpriv(GlobalRNG(), ASN1::secp192r1());
        ECIES<ECP>::Encryptor cpub(cpriv);
        ByteQueue bq;
        cpriv.GetKey().DEREncode(bq);
        cpub.AccessKey().AccessGroupParameters().SetEncodeAsOID(true);
        cpub.GetKey().DEREncode(bq);
        ECDSA<ECP, SHA>::Signer spriv(bq);
        ECDSA<ECP, SHA>::Verifier spub(bq);
        ECDH<ECP>::Domain ecdhc(ASN1::secp192r1());
        ECMQV<ECP>::Domain ecmqvc(ASN1::secp192r1());

        spriv.AccessKey().Precompute();
        ByteQueue queue;
        spriv.AccessKey().SavePrecomputation(queue);
        spriv.AccessKey().LoadPrecomputation(queue);

        bool pass = SignatureValidate(spriv, spub);
        cpub.AccessKey().Precompute();
        cpriv.AccessKey().Precompute();
        pass = CryptoSystemValidate(cpriv, cpub) && pass;
        pass = SimpleKeyAgreementValidate(ecdhc) && pass;
        pass = AuthenticatedKeyAgreementValidate(ecmqvc) && pass;

        cout << "Turning on point compression..." << endl;
        cpriv.AccessKey().AccessGroupParameters().SetPointCompression(true);
        cpub.AccessKey().AccessGroupParameters().SetPointCompression(true);
        ecdhc.AccessGroupParameters().SetPointCompression(true);
        ecmqvc.AccessGroupParameters().SetPointCompression(true);
        pass = CryptoSystemValidate(cpriv, cpub) && pass;
        pass = SimpleKeyAgreementValidate(ecdhc) && pass;
        pass = AuthenticatedKeyAgreementValidate(ecmqvc) && pass;

        cout << "Testing SEC 2 recommended curves..." << endl;
        OID oid;
        while (!(oid = DL_GroupParameters_EC<ECP>::GetNextRecommendedParametersOID(oid)).m_values.empty())
        {
                DL_GroupParameters_EC<ECP> params(oid);
                bool fail = !params.Validate(GlobalRNG(), 2);
                cout << (fail ? "FAILED" : "passed") << "    " << dec << params.GetCurve().GetField().MaxElementBitLength() << " bits" << endl;
                pass = pass && !fail;
        }

        return pass;
}

bool ValidateEC2N()
{
        cout << "\nEC2N validation suite running...\n\n";

        ECIES<EC2N>::Decryptor cpriv(GlobalRNG(), ASN1::sect193r1());
        ECIES<EC2N>::Encryptor cpub(cpriv);
        ByteQueue bq;
        cpriv.DEREncode(bq);
        cpub.AccessKey().AccessGroupParameters().SetEncodeAsOID(true);
        cpub.DEREncode(bq);
        ECDSA<EC2N, SHA>::Signer spriv(bq);
        ECDSA<EC2N, SHA>::Verifier spub(bq);
        ECDH<EC2N>::Domain ecdhc(ASN1::sect193r1());
        ECMQV<EC2N>::Domain ecmqvc(ASN1::sect193r1());

        spriv.AccessKey().Precompute();
        ByteQueue queue;
        spriv.AccessKey().SavePrecomputation(queue);
        spriv.AccessKey().LoadPrecomputation(queue);

        bool pass = SignatureValidate(spriv, spub);
        pass = CryptoSystemValidate(cpriv, cpub) && pass;
        pass = SimpleKeyAgreementValidate(ecdhc) && pass;
        pass = AuthenticatedKeyAgreementValidate(ecmqvc) && pass;

        cout << "Turning on point compression..." << endl;
        cpriv.AccessKey().AccessGroupParameters().SetPointCompression(true);
        cpub.AccessKey().AccessGroupParameters().SetPointCompression(true);
        ecdhc.AccessGroupParameters().SetPointCompression(true);
        ecmqvc.AccessGroupParameters().SetPointCompression(true);
        pass = CryptoSystemValidate(cpriv, cpub) && pass;
        pass = SimpleKeyAgreementValidate(ecdhc) && pass;
        pass = AuthenticatedKeyAgreementValidate(ecmqvc) && pass;

#if 0   // TODO: turn this back on when I make EC2N faster for pentanomial basis
        cout << "Testing SEC 2 recommended curves..." << endl;
        OID oid;
        while (!(oid = ECParameters<EC2N>::GetNextRecommendedParametersOID(oid)).m_values.empty())
        {
                ECParameters<EC2N> params(oid);
                bool fail = !params.ValidateParameters(GlobalRNG());
                cout << (fail ? "FAILED" : "passed") << "    " << params.GetCurve().GetField().MaxElementBitLength() << " bits" << endl;
                pass = pass && !fail;
        }
#endif

        return pass;
}

bool ValidateECDSA()
{
        cout << "\nECDSA validation suite running...\n\n";

        // from Sample Test Vectors for P1363
        GF2NT gf2n(191, 9, 0);
        byte a[]="\x28\x66\x53\x7B\x67\x67\x52\x63\x6A\x68\xF5\x65\x54\xE1\x26\x40\x27\x6B\x64\x9E\xF7\x52\x62\x67";
        byte b[]="\x2E\x45\xEF\x57\x1F\x00\x78\x6F\x67\xB0\x08\x1B\x94\x95\xA3\xD9\x54\x62\xF5\xDE\x0A\xA1\x85\xEC";
        EC2N ec(gf2n, PolynomialMod2(a,24), PolynomialMod2(b,24));

        EC2N::Point P;
        ec.DecodePoint(P, (byte *)"\x04\x36\xB3\xDA\xF8\xA2\x32\x06\xF9\xC4\xF2\x99\xD7\xB2\x1A\x9C\x36\x91\x37\xF2\xC8\x4A\xE1\xAA\x0D"
                "\x76\x5B\xE7\x34\x33\xB3\xF9\x5E\x33\x29\x32\xE7\x0E\xA2\x45\xCA\x24\x18\xEA\x0E\xF9\x80\x18\xFB", ec.EncodedPointSize());
        Integer n("40000000000000000000000004a20e90c39067c893bbb9a5H");
        Integer d("340562e1dda332f9d2aec168249b5696ee39d0ed4d03760fH");
        EC2N::Point Q(ec.Multiply(d, P));
        ECDSA<EC2N, SHA>::Signer priv(ec, P, n, d);
        ECDSA<EC2N, SHA>::Verifier pub(priv);

        Integer h("A9993E364706816ABA3E25717850C26C9CD0D89DH");
        Integer k("3eeace72b4919d991738d521879f787cb590aff8189d2b69H");
        byte sig[]="\x03\x8e\x5a\x11\xfb\x55\xe4\xc6\x54\x71\xdc\xd4\x99\x84\x52\xb1\xe0\x2d\x8a\xf7\x09\x9b\xb9\x30"
                "\x0c\x9a\x08\xc3\x44\x68\xc2\x44\xb4\xe5\xd6\xb2\x1b\x3c\x68\x36\x28\x07\x41\x60\x20\x32\x8b\x6e";
        Integer r(sig, 24);
        Integer s(sig+24, 24);

        Integer rOut, sOut;
        bool fail, pass=true;

        priv.RawSign(k, h, rOut, sOut);
        fail = (rOut != r) || (sOut != s);
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "signature check against test vector\n";

        fail = !pub.VerifyMessage((byte *)"abc", 3, sig, sizeof(sig));
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "verification check against test vector\n";

        fail = pub.VerifyMessage((byte *)"xyz", 3, sig, sizeof(sig));
        pass = pass && !fail;

        pass = SignatureValidate(priv, pub) && pass;

        return pass;
}

bool ValidateESIGN()
{
        cout << "\nESIGN validation suite running...\n\n";

        bool pass = true, fail;

        const char *plain = "test";
        const byte *signature = (byte *)
                "\xA3\xE3\x20\x65\xDE\xDA\xE7\xEC\x05\xC1\xBF\xCD\x25\x79\x7D\x99\xCD\xD5\x73\x9D\x9D\xF3\xA4\xAA\x9A\xA4\x5A\xC8\x23\x3D\x0D\x37\xFE\xBC\x76\x3F\xF1\x84\xF6\x59"
                "\x14\x91\x4F\x0C\x34\x1B\xAE\x9A\x5C\x2E\x2E\x38\x08\x78\x77\xCB\xDC\x3C\x7E\xA0\x34\x44\x5B\x0F\x67\xD9\x35\x2A\x79\x47\x1A\x52\x37\x71\xDB\x12\x67\xC1\xB6\xC6"
                "\x66\x73\xB3\x40\x2E\xD6\xF2\x1A\x84\x0A\xB6\x7B\x0F\xEB\x8B\x88\xAB\x33\xDD\xE4\x83\x21\x90\x63\x2D\x51\x2A\xB1\x6F\xAB\xA7\x5C\xFD\x77\x99\xF2\xE1\xEF\x67\x1A"
                "\x74\x02\x37\x0E\xED\x0A\x06\xAD\xF4\x15\x65\xB8\xE1\xD1\x45\xAE\x39\x19\xB4\xFF\x5D\xF1\x45\x7B\xE0\xFE\x72\xED\x11\x92\x8F\x61\x41\x4F\x02\x00\xF2\x76\x6F\x7C"
                "\x79\xA2\xE5\x52\x20\x5D\x97\x5E\xFE\x39\xAE\x21\x10\xFB\x35\xF4\x80\x81\x41\x13\xDD\xE8\x5F\xCA\x1E\x4F\xF8\x9B\xB2\x68\xFB\x28";

        FileSource keys("esig1536.dat", true, new HexDecoder);
        ESIGN<SHA>::Signer signer(keys);
        ESIGN<SHA>::Verifier verifier(signer);

        fail = !SignatureValidate(signer, verifier);
        pass = pass && !fail;

        fail = !verifier.VerifyMessage((byte *)plain, strlen(plain), signature, verifier.SignatureLength());
        pass = pass && !fail;

        cout << (fail ? "FAILED    " : "passed    ");
        cout << "verification check against test vector\n";

        cout << "Generating signature key from seed..." << endl;
        InvertibleESIGNFunction priv;
        priv.GenerateRandom(GlobalRNG(), MakeParameters("Seed", ConstByteArrayParameter((const byte *)"test", 4))("KeySize", 3*512));

        fail = !SignatureValidate(signer, verifier);
        pass = pass && !fail;

        return pass;
}

---