/// <summary>
/// 生成1分钟过期的加密字符串
/// </summary>
/// <param name="key">需要传递的值</param>
/// <param name="attachKey">约定的附加字符串</param>
/// <returns></returns>
public static string GetDesEncryptMinite(int key, string attachKey)
{
string t = CFun.GetTimeStamp(DateTime.Now, true);
decimal t1 = Convert.ToDecimal(t);
t1 = Math.Round(t1 / 60);
t = t1.ToString();
t1 = t1 + key;
string v = CFun.DESEncrypt(attachKey + t1.ToString() + "," + t, t);
return(v);
}