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System.Security.Cryptography.MD5
System.Security.Cryptography.MD5CryptoServiceProvider()
System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(strSource, "MD5")
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System.Security.Cryptography.SHA1
System.Security.Cryptography.SHA1CryptoServiceProvider()
System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(strSource, "SHA1")
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ASP.netÁ¬½ÓExcel

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using System.Data.OleDb;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
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