Md5加密

using System;
using System.Collections.Generic;
using System.Linq;
using System.Security.Cryptography;
using System.Web;

/// <summary>
/// Md5 的摘要说明
/// </summary>
public class Md5
{
    public static string GetMD5(string myString)
    {
        MD5 md5 = new MD5CryptoServiceProvider();
        byte[] fromData = System.Text.Encoding.Unicode.GetBytes(myString);
        byte[] targetData = md5.ComputeHash(fromData);
        string byte2String = null;

        for (int i = 0; i < targetData.Length; i++)
        {
            byte2String += targetData[i].ToString("x");
        }

        return byte2String;
    }
}