MD5 Hash on String and return a String - CSharp System.Security.Cryptography

CSharp examples for System.Security.Cryptography:MD5

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Description

MD5 Hash on String and return a String

Demo Code


using System.Threading;
using System.Text.RegularExpressions;
using System.Text;
using System.Security.Cryptography;
using System.Net;
using System.Linq;
using System.Globalization;
using System.Collections.Generic;
using System;/*from w  w w.  j av a 2 s.  c o m*/

public class Main{
        /// from http://weblogs.asp.net/gunnarpeipman/archive/2007/11/18/c-extension-methods.aspx
        /// </summary>
        /// <param name="s"></param>
        /// <returns></returns>
        public static string MD5(string s)
        {
            if (s_md5 == null) //creating only when needed
                s_md5 = new MD5CryptoServiceProvider();
            Byte[] newdata = Encoding.Default.GetBytes(s);
            Byte[] encrypted = s_md5.ComputeHash(newdata);
            return BitConverter.ToString(encrypted).Replace("-", string.Empty).ToLower();
        }
}

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