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delv published in(发表于) 2014/1/23 3:11:07 Edit(编辑)
ASP.NET实例:MD5简单加密_[Asp.Net教程]

ASP.NET实例:MD5简单加密_[Asp.Net教程]

ASP.NET实例:MD5简单加密_[Asp.Net教程]


其实在.net 有一个最简单实现MD5的方法



/**//// MD5加密
///

/// 被加密字符串
/// 加密后的字符串
public static string MD5(string toCryString)
{
return FormsAuthentication.HashPasswordForStoringInConfigFile(toCryString, "MD5");
}


方法2:


using System.Security.Cryptography;


public static string MD5(string str)
{
MD5 md5 = new MD5CryptoServiceProvider();
byte[] result = md5.ComputeHash(System.Text.Encoding.Default.GetBytes(str));
string str2 = "";
for(int i=0;i {
str2 += string.Format("{0:x}",result[i]);
}
return str2;
}


方法3:


asp.net自带了一个MD5和SHA1加密类库!
下面是调用此类库的两种加密方法:


=====================


public string GetMD5(string strData)
{
//使用MD5加密方法:
System.Security.Cryptography.MD5 md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
byte[] md5Bytes = System.Text.Encoding.Default.GetBytes(strData);
byte[] cryString = md5.ComputeHash(md5Bytes);
string md5Str = string.Empty;
for (int i=0;i{
md5Str += cryString[i].ToString("X2");
}
return md5Str;
}


public string GetEncrypt(string strData,string strType)
{
//使用MD5或SHA1的加密方法:
string strCryData = string.Empty;
if (strType.ToUpper() == "SHA1")
{
strCryData = System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(strData,"SHA1");
}
else if (strType.ToUpper() == "MD5")
{
strCryData = System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(strData,"MD5");
}
return strCryData;
}

来源:csdn







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