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How can I confirm that a user hasn edited variables submitted with a form?

April 26, 2017confirm edited form submitted user variables

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How can I confirm that a user hasn edited variables submitted with a form?

1 Answer

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What you want to do is impossible within the limitations of the HTTP protocol. Any data from the browser is subject to tampering by the user of that browser. The painful truth is that you must validate all data sent from the browser.