How To Generate Random Password in Asp.net And C#

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

public partial class Auto_Generate_password : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

    

    }

    public static string NewRandomPassword(int PasswordLength)

    {

        string _allowedChars = "0123456789abcdefghijkmnopqrstuvwxyzABCDEFGHJKLMNOPQRSTUVWXYZ";

        Random randNum = new Random();

        char[] chars = new char[PasswordLength];

        int allowedCharCount = _allowedChars.Length;

        for (int i = 0; i < PasswordLength; i++)

        {

            chars[i] = _allowedChars[(int)((_allowedChars.Length) * randNum.NextDouble())];

        }

        return new string(chars);

    }

    protected void Button1_Click(object sender, EventArgs e)

    {

        Label1.Text = NewRandomPassword(10);

    }

}