test_hash.cs

using System;
using Microsoft.AspNetCore.Cryptography.KeyDerivation;
using System.Security.Cryptography;

public class Class1
{
	public Class1()
	{
        

        password = 'Clovis';

        // Generate a 128-bit salt using a sequence of
        // cryptographically strong random bytes.
        byte[] salt = RandomNumberGenerator.GetBytes(128 / 8); // divide by 8 to convert bits to bytes
        Console.WriteLine($"Salt: {Convert.ToBase64String(salt)}");

        // derive a 256-bit subkey (use HMACSHA256 with 100,000 iterations)
        string hashed = Convert.ToBase64String(KeyDerivation.Pbkdf2(
            password: password!,
            salt: salt,
            prf: KeyDerivationPrf.HMACSHA256,
            iterationCount: 100000,
            numBytesRequested: 256 / 8));

        Console.WriteLine($"Hashed: {hashed}");
    }
}