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C#得到随机安全码(哈希加密)的封装类

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using System;
using System.Text;
using System.Security.Cryptography;
namespace DotNet.Utilities
{
    /// <summary>
    /// 得到随机安全码(哈希加密)。
    /// </summary>
    public class HashEncode
    {
        public HashEncode()
        {
            //
            // TODO: 在此处添加构造函数逻辑
            //
        }
        /// <summary>
        /// 得到随机哈希加密字符串
        /// </summary>
        /// <returns></returns>
        public static string GetSecurity()
        {           
            string Security = HashEncoding(GetRandomValue());       
            return Security;
        }
        /// <summary>
        /// 得到一个随机数值
        /// </summary>
        /// <returns></returns>
        public static string GetRandomValue()
        {           
            Random Seed = new Random();
            string RandomVaule = Seed.Next(1, int.MaxValue).ToString();
            return RandomVaule;
        }
        /// <summary>
        /// 哈希加密一个字符串,sharejs.com
        /// </summary>
        /// <param name="Security"></param>
        /// <returns></returns>
        public static string HashEncoding(string Security)
        {                       
            byte[] Value;
            UnicodeEncoding Code = new UnicodeEncoding();
            byte[] Message = Code.GetBytes(Security);
            SHA512Managed Arithmetic = new SHA512Managed();
            Value = Arithmetic.ComputeHash(Message);
            Security = "";
            foreach(byte o in Value)
            {
                Security += (int) o + "O";
            }
            return Security;
        }
    }
}
//该片段来自于http://outofmemory.cn

标签:c#,.net,安全

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