/// <summary>
/// ハッシュ値を取得します
/// </summary>
/// <param name="password"></param>
/// <returns></returns>
private (Task <byte[]> hash, byte[] salt) GetArgon2Hash(string password)
{
argon2 = new Argon2d(Encoding.UTF8.GetBytes(password))
{
DegreeOfParallelism = 16,
MemorySize = 8192,
Iterations = 40,
Salt = GetSalt(32)
};
return(argon2.GetBytesAsync(32), argon2.Salt);
}
public static async Task <byte[]> Argon2IdHashPassword(string password, byte[] salt)
{
var argon2 = new Argon2d(Encoding.UTF8.GetBytes(password))
{
Salt = salt,
DegreeOfParallelism = DegreeOfParallelism,
Iterations = Iterations,
MemorySize = MemorySize
};
return(await argon2.GetBytesAsync(16));
}
private Task <byte[]> GetArgon2Hash(string password, FileStream fs)
{
argon2 = new Argon2d(Encoding.UTF8.GetBytes(password))
{
DegreeOfParallelism = 16,
MemorySize = 8192,
Iterations = 40
};
byte[] salt = new byte[32];
fs.Read(salt, 0, 32);//埋め込んでいたSaltを読み取る
argon2.Salt = salt;
return(argon2.GetBytesAsync(32));
}
