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What does the EnableViewStateMac setting in an aspx page do?

Posted By :Ghanashyam Nayak     Posted Date :September 20, 2010    Points :10   Category :JavaScript/VBScript 
EnableViewStateMac setting is a security measure in ASP.Net. It ensures the view state for a page not to tamper. To to so " EnableViewStateMac=true "is used. ASP.net detects the change in the value of view state sent to the browser when Postback action takes place and raises an error - "Validation of view state MAC failed".

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