Ipasswordhasher verfiy that password and hashpassword are equal ?

public static string HashPassword(string password) { byte[] salt; byte[] buffer2; if (password == null) { throw new ArgumentNullException("password"); } using (Rfc2898DeriveBytes bytes = new Rfc2898DeriveBytes(password, 0x10, 0x3e8)) { salt = bytes.Salt; buffer2 = bytes.GetBytes(0x20); } byte[] dst = new byte[0x31]; Buffer.BlockCopy(salt, 0, dst, 1, 0x10); Buffer.BlockCopy(buffer2, 0, dst, 0x11, 0x20); return Convert.ToBase64String(dst); }

public static bool VerifyHashedPassword(string hashedPassword, string password)
{
    byte[] buffer4;
    if (hashedPassword == null)
    {
        return false;
    }
    if (password == null)
    {
        throw new ArgumentNullException("password");
    }
    byte[] src = Convert.FromBase64String(hashedPassword);
    if ((src.Length != 0x31) || (src[0] != 0))
    {
        return false;
    }
    byte[] dst = new byte[0x10];
    Buffer.BlockCopy(src, 1, dst, 0, 0x10);
    byte[] buffer3 = new byte[0x20];
    Buffer.BlockCopy(src, 0x11, buffer3, 0, 0x20);
    using (Rfc2898DeriveBytes bytes = new Rfc2898DeriveBytes(password, dst, 0x3e8))
    {
        buffer4 = bytes.GetBytes(0x20);
    }
    return ByteArraysEqual(buffer3, buffer4);
}

Posted by: Guest on April-24-2022

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