private void TestKey()
{
MPKCParameters encParams = (MPKCParameters)MPKCParamSets.MPKCFM11T40S256.DeepCopy();
MPKCKeyGenerator keyGen = new MPKCKeyGenerator(encParams);
IAsymmetricKeyPair keyPair = keyGen.GenerateKeyPair();
byte[] enc, dec, data;
// encrypt an array
using (MPKCEncrypt cipher = new MPKCEncrypt(encParams))
{
cipher.Initialize(keyPair.PublicKey);
data = new byte[66];
new CSPPrng().GetBytes(data);
enc = cipher.Encrypt(data);
}
// decrypt the cipher text
using (MPKCEncrypt cipher = new MPKCEncrypt(encParams))
{
cipher.Initialize(keyPair.PrivateKey);
dec = cipher.Decrypt(enc);
}
if (!Evaluate.AreEqual(dec, data))
{
throw new Exception("TestKey test: decryption failure!");
}
OnProgress(new TestEventArgs("Passed sub-key test"));
}
static double Decrypt(int Iterations, MPKCParameters Param)
{
MPKCKeyGenerator mkgen = new MPKCKeyGenerator(Param);
IAsymmetricKeyPair akp = mkgen.GenerateKeyPair();
byte[] ptext = new CSPRng().GetBytes(64);
byte[] rtext = new byte[64];
byte[] ctext;
Stopwatch runTimer = new Stopwatch();
using (MPKCEncrypt mpe = new MPKCEncrypt(Param))
{
mpe.Initialize(akp.PublicKey);
ctext = mpe.Encrypt(ptext);
mpe.Initialize(akp.PrivateKey);
runTimer.Start();
for (int i = 0; i < Iterations; i++)
{
rtext = mpe.Decrypt(ctext);
}
runTimer.Stop();
}
//if (!Compare.AreEqual(ptext, rtext))
// throw new Exception("Encryption test: decryption failure!");
return(runTimer.Elapsed.TotalMilliseconds);
}
static void Main(string[] args)
{
MPKCParameters encParams = (MPKCParameters)MPKCParamSets.MPKCFM11T40S256.DeepCopy();
MPKCKeyGenerator keyGen = new MPKCKeyGenerator(encParams);
IAsymmetricKeyPair keyPair = keyGen.GenerateKeyPair();
byte[] enc, dec, data;
string message = "Привер Валера";
// encrypt an array
using (MPKCEncrypt cipher = new MPKCEncrypt(encParams))
{
cipher.Initialize(keyPair.PublicKey);
data = Encoding.Default.GetBytes(message);
enc = cipher.Encrypt(data);
}
Console.WriteLine("Исходный текст " + message);
var b64encStr = Convert.ToBase64String(enc);
Console.WriteLine("Зашифрованный текст " + b64encStr);
var b64encArr = Convert.FromBase64String(b64encStr);
// decrypt the cipher text
using (MPKCEncrypt cipher = new MPKCEncrypt(encParams))
{
cipher.Initialize(keyPair.PrivateKey);
dec = cipher.Decrypt(b64encArr);
}
Console.WriteLine("Расшифрованный текст " + Encoding.Default.GetString(dec));
Console.ReadKey();
}
static double Encrypt(int Iterations, MPKCParameters Param)
{
MPKCKeyGenerator mkgen = new MPKCKeyGenerator(Param);
IAsymmetricKeyPair akp = mkgen.GenerateKeyPair();
byte[] ptext = new CSPRng().GetBytes(64);
byte[] ctext;
Stopwatch runTimer = new Stopwatch();
using (MPKCEncrypt mpe = new MPKCEncrypt(Param))
{
mpe.Initialize(akp.PublicKey);
runTimer.Start();
for (int i = 0; i < Iterations; i++)
{
ctext = mpe.Encrypt(ptext);
}
runTimer.Stop();
}
return(runTimer.Elapsed.TotalMilliseconds);
}
static void FullCycle()
{
MPKCParameters mpar = MPKCParamSets.MPKCFM11T40S256; //APR2011743FAST
MPKCKeyGenerator mkgen = new MPKCKeyGenerator(mpar);
IAsymmetricKeyPair akp = mkgen.GenerateKeyPair();
byte[] enc;
using (MPKCEncrypt mpe = new MPKCEncrypt(mpar))
{
mpe.Initialize(akp.PublicKey);
byte[] data = new byte[mpe.MaxPlainText];
enc = mpe.Encrypt(data);
mpe.Initialize(akp.PrivateKey);
byte[] dec = mpe.Decrypt(enc);
if (!Compare.AreEqual(dec, data))
{
throw new Exception("Encryption test: decryption failure!");
}
}
}
private void TestEncode()
{
MPKCParameters mpar = (MPKCParameters)MPKCParamSets.MPKCFM11T40S256.DeepCopy();
MPKCKeyGenerator mkgen = new MPKCKeyGenerator(mpar);
IAsymmetricKeyPair akp = mkgen.GenerateKeyPair();
MPKCPublicKey pub = (MPKCPublicKey)akp.PublicKey;
byte[] enc = pub.ToBytes();
using (MPKCPublicKey pub2 = MPKCPublicKey.From(enc))
{
if (!pub.Equals(pub2))
{
throw new Exception("EncryptionKey: public key comparison test failed!");
}
if (pub.GetHashCode() != pub2.GetHashCode())
{
throw new Exception("EncryptionKey: public key hash test failed!");
}
}
OnProgress(new TestEventArgs("Passed public key serialization"));
MemoryStream pubstr = pub.ToStream();
using (MPKCPublicKey pub2 = MPKCPublicKey.From(pubstr))
{
if (!pub.Equals(pub2))
{
throw new Exception("EncryptionKey: public key comparison test failed!");
}
if (pub.GetHashCode() != pub2.GetHashCode())
{
throw new Exception("EncryptionKey: public key hash test failed!");
}
}
pubstr.Dispose();
OnProgress(new TestEventArgs("Passed public key stream test"));
MPKCPrivateKey pri = (MPKCPrivateKey)akp.PrivateKey;
enc = pri.ToBytes();
using (MPKCPrivateKey pri2 = new MPKCPrivateKey(enc))
{
if (!pri.Equals(pri2))
{
throw new Exception("EncryptionKey: private key comparison test failed!");
}
if (pri.GetHashCode() != pri2.GetHashCode())
{
throw new Exception("EncryptionKey: private key hash test failed!");
}
}
OnProgress(new TestEventArgs("Passed private key serialization"));
MemoryStream pristr = pri.ToStream();
using (MPKCPrivateKey pri2 = MPKCPrivateKey.From(pristr))
{
if (!pri.Equals(pri2))
{
throw new Exception("EncryptionKey: private key comparison test failed!");
}
if (pri.GetHashCode() != pri2.GetHashCode())
{
throw new Exception("EncryptionKey: private key hash test failed!");
}
}
pristr.Dispose();
OnProgress(new TestEventArgs("Passed private key stream test"));
using (MPKCEncrypt mpe = new MPKCEncrypt(mpar))
{
mpe.Initialize(akp.PublicKey);
int sz = mpe.MaxPlainText - 1;
byte[] data = new byte[sz];
new VTDev.Libraries.CEXEngine.Crypto.Prng.CSPPrng().GetBytes(data);
enc = mpe.Encrypt(data);
mpe.Initialize(akp.PrivateKey);
byte[] dec = mpe.Decrypt(enc);
if (!Evaluate.AreEqual(dec, data))
{
throw new Exception("EncryptionKey: decryption failure!");
}
OnProgress(new TestEventArgs("Passed encryption test"));
}
pri.Dispose();
pub.Dispose();
}
private void TestEncrypt()
{
MPKCParameters mpar = (MPKCParameters)MPKCParamSets.MPKCFM11T40S256.DeepCopy();
MPKCKeyGenerator mkgen = new MPKCKeyGenerator(mpar);
IAsymmetricKeyPair akp = mkgen.GenerateKeyPair();
byte[] enc;
// Fujisaki
using (MPKCEncrypt mpe = new MPKCEncrypt(mpar))
{
mpe.Initialize(akp.PublicKey);
int sz = mpe.MaxPlainText - 1;
byte[] data = new byte[sz];
new CSPPrng().GetBytes(data);
enc = mpe.Encrypt(data);
mpe.Initialize(akp.PrivateKey);
byte[] dec = mpe.Decrypt(enc);
if (!Evaluate.AreEqual(dec, data))
{
throw new Exception("Encryption test: decryption failure!");
}
OnProgress(new TestEventArgs("Passed Fujisaki encryption test"));
}
// KobaraLmai
using (MPKCEncrypt mpe = new MPKCEncrypt(mpar))
{
mpar = (MPKCParameters)MPKCParamSets.MPKCFM11T40S256.DeepCopy();
mpe.Initialize(akp.PublicKey);
int sz = mpe.MaxPlainText - 1;
byte[] data = new byte[sz];
new VTDev.Libraries.CEXEngine.Crypto.Prng.CSPPrng().GetBytes(data);
enc = mpe.Encrypt(data);
mpe.Initialize(akp.PrivateKey);
byte[] dec = mpe.Decrypt(enc);
if (!Evaluate.AreEqual(dec, data))
{
throw new Exception("Encryption test: decryption failure!");
}
OnProgress(new TestEventArgs("Passed KobaraImai encryption test"));
}
// Pointcheval
using (MPKCEncrypt mpe = new MPKCEncrypt(mpar))
{
mpar = (MPKCParameters)MPKCParamSets.MPKCFM11T40S256.DeepCopy();
mpe.Initialize(akp.PublicKey);
int sz = mpe.MaxPlainText - 1;
byte[] data = new byte[sz];
new VTDev.Libraries.CEXEngine.Crypto.Prng.CSPPrng().GetBytes(data);
enc = mpe.Encrypt(data);
mpe.Initialize(akp.PrivateKey);
byte[] dec = mpe.Decrypt(enc);
if (!Evaluate.AreEqual(dec, data))
{
throw new Exception("Encryption test: decryption failure!");
}
OnProgress(new TestEventArgs("Passed Pointcheval encryption test"));
}
}
