Granting Read Access to an RSA Encryption Key Encrypt with Folder Location  Step 1: Go to the appropriate framework directory for the ASP.NET files:cd C:\Windows\Microsoft.NET\Framework64\v4.0.30319 Step 2: From here we can grant read access to an RSA encryption key by running this command: aspnet_regiis -pef "system.web/sessionState" "<Web Application Directory Path>" web application directory path sample ( C:\inetpub\wwwroot\wss\VirtualDirectories\your web application folder) With Application Pool Step 1: Go to the appropriate framework directory for the ASP.NET files:cd C:\Windows\Microsoft.NET\Framework64\v4.0.30319 Step 2: From here we can grant read access to an RSA encryption key by running this command:.\aspnet_regiis.exe -pa "NetFrameworkConfigurationKey" "IIS APPPOOL\MySite" How to Identify the APP  Pool "IIS APPPOOL\MySite" is the identity that my App Pool runs under. If you don't know