public static bool GenerateScrypt(string password, int n, int r, int p, int dklen, out byte[] salt, out byte[] derivedkey)
{
bool result = false;
salt = new byte[32];
derivedkey = new byte[32];
string[] encrypt = new Scrypt.ScryptEncoder(
n,
r,
p,
new RandomGenerator()).Encode(password).Split('$');
if (encrypt.Length == 7)
{
var result_salt = Convert.FromBase64String(encrypt[encrypt.Length - 2]);
Array.Copy(result_salt, salt, result_salt.Length);
var result_derivedkey = Convert.FromBase64String(encrypt[encrypt.Length - 1]);
Array.Copy(result_derivedkey, derivedkey, result_derivedkey.Length);
result = true;
}
return(result);
}
public byte[] GenerateDerivedScryptKey(string pwd)
{
//Using Scrypt.Net from nuget
var encoder = new Scrypt.ScryptEncoder();
//ScyptDec
var key = encoder.Encode(pwd);
return(Encoding.UTF8.GetBytes(key));
}
static void Main(string[] args)
{
#region SCrypt对密码进行加密及密码验证
// //using CryptSharp.Utility; 使用SCrypt的加密算法
//Console.WriteLine("SCrypt");
//string pwd = "SCrypt明文信息";
////HashAlgorithm hash = HashAlgorithm.Create("MD5");
//HashAlgorithm hash = MD5.Create();
//byte[] ms5bytes = hash.ComputeHash(Encoding.UTF8.GetBytes(pwd));
//Console.WriteLine($"ms5bytes :{BitConverter.ToString(ms5bytes).Replace("-",string.Empty)}");
//byte[] salt = new byte[10];
//byte[] salt2 = new byte[4];
//RNGCryptoServiceProvider rng = new RNGCryptoServiceProvider();
//rng.GetBytes(salt);
//rng.GetBytes(salt2);
//Console.WriteLine(BitConverter.ToString(salt2));
//byte[] result = SCrypt.ComputeDerivedKey(Encoding.UTF8.GetBytes(pwd), salt, 4, 8, 2, 2, 5);
//Console.WriteLine($"加密以后的密文:{BitConverter.ToString(result).Replace("-","").ToLower()}");
#endregion
#region SCrypt.Net.SCrypt
Console.WriteLine("SCrypt.Net.BCrypt");
Scrypt.ScryptEncoder scrypt = new Scrypt.ScryptEncoder();
Scrypt.ScryptEncoder scrypt1 = new Scrypt.ScryptEncoder(4, 8, 1);
Scrypt.ScryptEncoder scrypt2 = new Scrypt.ScryptEncoder(8, 16, 1, RandomNumberGenerator.Create());
string pwd = "SCrypt明文信息";
Console.WriteLine($"明文信息:{pwd}");
string result = scrypt.Encode(pwd);
Console.WriteLine($"加密以后的密文:{result}");
//string pwd1 = "SCrypt明文信息111";
//Console.WriteLine($"明文信息:{pwd1}");
//string result1 = scrypt1.Encode(pwd1);
//Console.WriteLine($"加密以后的密文:{result1}");
//string pwd2 = "SCrypt明文信息222";
//Console.WriteLine($"明文信息:{pwd2}");
//string result2 = scrypt2.Encode(pwd2);
//Console.WriteLine($"加密以后的密文:{result2}");
bool isValid = scrypt.IsValid(result);
Console.WriteLine($"加密以后的密文 isvalid:{isValid}");
bool isMatchpasswordAndpwd = scrypt.Compare("SCrypt明文信息", result);
Console.WriteLine($"明文信息与加密以后的密文是否一致:{isMatchpasswordAndpwd}");
#endregion
Console.ReadLine();
}
