C #. Net cookie operation key uses MD5 encryption, and value uses AES Encryption

 

  Using  System;
  Using  System. text;
  Using  System. Web;

  Namespace  Pub. Class
{
  ///     <Summary>  
  /// Cookie operation
  ///     </Summary>  
    Public     Class  Cookie2
{
  # Region  Set  
  ///     <Summary>  
 ///  Set cookies
  ///     </Summary>  
  ///     <Param name = "infoname">  Cookie name  </Param>  
  ///     <Param name = "infovalue">  Cookie name value </Param>  
    Static     Public     Void  Set (string infoname, string infovalue) {set (  "  Info  "  , Infoname, infovalue,  0  );}
  ///    <Summary>  
  ///  Set cookies
  ///     </Summary>  
  ///     <Param name = "Index">  Index  </Param>  
  ///    <Param name = "infoname">  Cookie name  </Param>  
  ///     <Param name = "infovalue">  Cookie name value  </Param>  
    Static     Public     Void Set (  String  Index, string infoname, string infovalue) {set (index, infoname, infovalue,  0  );}

  ///     <Summary>  
  ///  Set cookies
  ///     </Summary>  
  ///    <Param name = "infoname">  Cookie name  </Param>  
  ///     <Param name = "infovalue">  Cookie name value  </Param>  
  ///     <Param name = "dates">  Validity period days  </Param> 
    Static     Public     Void  Set (string infoname, string infovalue,  Int  Dates) {set (  "  Info  "  , Infoname, infovalue, dates );}
  ///    <Summary>  
  ///  Set cookies
  ///     </Summary>  
  ///     <Param name = "Index">  Index  </Param>  
  ///    <Param name = "infoname">  Cookie name  </Param>  
  ///     <Param name = "infovalue">  Cookie name value  </Param>  
  ///     <Param name = "dates">  Validity period days  </Param>  
   Static     Public     Void  Set (  String  Index, string infoname, string infovalue,  Int  Dates ){
  String  Key  =     " 9cf8d21d394a8919d2f9706dfdc6421e  "  ;
Index  =  (Key  +  Index). MD5 ();
Infoname  =  (Key  +  Infoname). MD5 ();
Infovalue  =  Infovalue. aesencode (key );
  If  (Dates >  0  ) Httpcontext. Current. response. Cookies [Index]. Expires  =  Datetime. Now. adddays (dates );
Httpcontext. Current. response. Cookies [Index] [infoname]  =  Infovalue;
}
  # Endregion  

  # Region  Get  
  ///    <Summary>  
  ///  Cookies
  ///     </Summary>  
  ///     <Param name = "infoname">  Cookie name  </Param>  
  ///    <Returns>  Cookie name value  </Returns>  
    Static     Public  String get (string infoname ){  Return  Get (  "  Info  "  , Infoname );}
  ///    <Summary>  
  ///  Cookies
  ///     </Summary>  
  ///     <Param name = "Index">  Index  </Param>  
  ///    <Param name = "infoname">  Cookie name  </Param>  
  ///     <Returns>  Cookie name value  </Returns>  
    Static     Public  String get (  String Index, string infoname ){
  String  _ Value  =     String  . Empty;
  String  Key  =     "  9cf8d21d394a8919d2f9706dfdc6421e  "  ;
Index  = (Key  +  Index). MD5 ();
Infoname  =  (Key  +  Infoname). MD5 ();

  If  (Httpcontext. Current. Request. Cookies [Index]  ! =     Null  ){
  If  (Httpcontext. Current. Request. Cookies [Index] [infoname] ! =     Null  ){
_ Value  =  Httpcontext. Current. Request. Cookies [Index] [infoname]. tostring ();
_ Value  =  _ Value. aesdecode (key );
}
}
  Return  _ Value;
}
  # Endregion  
}
}