Software developer can use System.Web.SessionState.HttpSessionState member IsCookieless which identifies whether this session is tracked with a cookie or using modified URLs. Related TutorialsHow to check if a session is created for the current request in ASP.NET How to use the TreeNode object in selection mode in ASP.NET in C# How to justify text with CSS How to transfer information between pages in ASP.NET using cross-page posting in C# How to manage the Wizard control appearance in ASP.NET pages