Sudhakar

• Apr 4th, 2012

 

You can use server.EncryptUrl , Server.DecryptUrl Functions.

rupinder

• Apr 17th, 2013

 

methods for Encrypting and decrypting connectionStrings
section in web.config
you can use encryption configuration model " Rsa,"
it is feasible to change this to DataProtectionConfigurationProvider

Code
using System; 


using System.Collections.Generic; 


using System.Text; 


using System.Web; 


//specific to configuration 


using System.Configuration; 


using System.Web.Configuration; 


using System.Web.Security; 


namespace WebUtils 


{ 


/// <summary> 


/// Contains methods for Encrypting and decrypting connectionStrings


/// section in web.config 


/// current encryption configuration model is Rsa,


/// it is feasible to change this to DataProtectionConfigurationProvider 


/// </summary> 


public class EncryptDecrypt 


{ 


//Get Application path using HttpContext 


public static string path = HttpContext.Current.


Request.ApplicationPath; 


#region Encrypt method 


public static void EncryptConnString() 


{ 


Configuration config = WebConfigurationManager.


OpenWebConfiguration(path); 


ConfigurationSection section =


config.GetSection("connectionStrings"); 


if (!section.SectionInformation.IsProtected) 


{ 


section.SectionInformation.ProtectSection


("RsaProtectedConfigurationProvider"); 


config.Save(); 


} 


} #endregi


#region Decrypt method 


public static void DecryptConnString() 


{ 


Configuration config = WebConfigurationManager.


OpenWebConfiguration(path); 


ConfigurationSection section =


config.GetSection("connectionStrings"); 


if (section.SectionInformation.IsProtected) 


{ 


section.SectionInformation.UnprotectSection(); 


config.Save(); 


} 


} 


#endregion 


} 


}


 

Rodger Svovah

• May 25th, 2014

 

You encrypt connection string string by using aspnet_regiis.exe like so:
aspnet_regiis.ex -pe "connection string" -app "MyWebApp"

To decrypt you only need to change the option -pe to -pd.