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ahmed
2026-04-04 04:31:30 +03:00
parent 1339604bc5
commit 5f73cf7af7
298 changed files with 100 additions and 501 deletions
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61
Libraries/Esiur/Net/Ppap/KeyGenerator.cs Normal file
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using Org.BouncyCastle.Crypto.Generators;
using Org.BouncyCastle.Crypto.Parameters;
using System;
using System.Collections.Generic;
using System.Text;
namespace Esiur.Net.Ppap
{
internal class KeyGenerator
{
public static (byte[], byte[]) Gen(MLKemParameters parameters = null)
{
var random = new RandomGenerator();
var keyGenParameters = new MLKemKeyGenerationParameters(random, parameters ?? MLKemParameters.ml_kem_768);
var kyberKeyPairGenerator = new MLKemKeyPairGenerator();
kyberKeyPairGenerator.Init(keyGenParameters);
var keys = kyberKeyPairGenerator.GenerateKeyPair();
return ((keys.Private as MLKemPrivateKeyParameters).GetEncoded(),
(keys.Public as MLKemPublicKeyParameters).GetEncoded());
}
public static (byte[], byte[]) GenS(byte[] username, byte[] password, byte[] registrationNonce, Argon2Parameters argon2parameters = null, MLKemParameters mlkemParameters = null)
{
var secret = new byte[username.Length + password.Length + registrationNonce.Length];
Buffer.BlockCopy(username, 0, secret, 0, username.Length);
Buffer.BlockCopy(password, 0, secret, username.Length, password.Length);
Buffer.BlockCopy(registrationNonce, 0, secret, username.Length + password.Length, registrationNonce.Length);
var output = new byte[64];
//Argon2id.DeriveKey(output, secret, registrationNonce, ArgonIterations, ArgonMemory * 1024);
var argon2 = new Argon2BytesGenerator();
var argon2params = argon2parameters ?? new Argon2Parameters.Builder(Argon2Parameters.Argon2id)
.WithSalt(registrationNonce)
.WithMemoryAsKB(1024 * 10)
.WithIterations(3)
.WithParallelism(1)
.Build();
argon2.Init(argon2params);
var output2 = new byte[64];
argon2.GenerateBytes(secret, output);
var random = new DeterministicGenerator(output);
var keyGenParameters = new MLKemKeyGenerationParameters(random, mlkemParameters ?? MLKemParameters.ml_kem_768);
var kyberKeyPairGenerator = new MLKemKeyPairGenerator();
kyberKeyPairGenerator.Init(keyGenParameters);
var keys = kyberKeyPairGenerator.GenerateKeyPair();
return ((keys.Private as MLKemPrivateKeyParameters).GetEncoded(),
(keys.Public as MLKemPublicKeyParameters).GetEncoded());
}
}
}