对ASP.NET中的字符加密
System.Web.Security命名空间包含了用于Web服务器应用程序中实现ASP.NET安全性的类。为了防止黑客盗窃口令,最好的方法就是不储存原始密码,而是加密后再放到数据库中。当验证用户时,将用户输入的口令再次加密与数据库中的记录进行比较即可。
protected void Page_Load(object sender, EventArgs e)
{
string s1 = "qixin";
Response.Write("字符串qixin经过sha1加密后为:<br>");
string s2 = System.Web.Security.FormsAuthentication
.HashPasswordForStoringInConfigFile(s1, "sha1");
Response.Write(s2);
Response.Write("<br>");
string s3 = "qixin";
Response.Write("字符串qixin经过md5加密后为:<br>");
string s4 = System.Web.Security.FormsAuthentication
.HashPasswordForStoringInConfigFile(s3, "md5");
Response.Write(s4);
}
{
string s1 = "qixin";
Response.Write("字符串qixin经过sha1加密后为:<br>");
string s2 = System.Web.Security.FormsAuthentication
.HashPasswordForStoringInConfigFile(s1, "sha1");
Response.Write(s2);
Response.Write("<br>");
string s3 = "qixin";
Response.Write("字符串qixin经过md5加密后为:<br>");
string s4 = System.Web.Security.FormsAuthentication
.HashPasswordForStoringInConfigFile(s3, "md5");
Response.Write(s4);
}