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Set a cookie at the beginning of the session and set an expiration of 12 hours. Check that cookie every postback and if it doesn't exist, call Session.Abandon(). That will clear the session and force the session start to occur again and a new cookie to be created.
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Set a cookie at the beginning of the session and set an expiration of 12 hours. Check that cookie every postback and if it doesn't exist, call Session.Abandon(). That will clear the session and force the session start to occur again and a new cookie to be created.

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Response.AddHeader(&quot;Refres<wbr />h&quot;, Session.Timeout + &quot;;URL=Logoff.htm&quot;);
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Response.AddHeader("Refresh", Session.Timeout + ";URL=Logoff.htm");

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I'd like to set our active sessions to timeout after 12 hours. I already have an idle timeout set up, but I'm curious how to set a timeout for an active session.
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I'd like to set our active sessions to timeout after 12 hours. I already have an idle timeout set up, but I'm curious how to set a timeout for an active session.

How to timeout an active session in C# .NET

C# is an object-oriented programming language created in conjunction with Microsoft’s .NET framework. Compilation is usually done into the Microsoft Intermediate Language (MSIL), which is then JIT-compiled to native code (and cached) during execution in the Common Language Runtime (CLR).