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Re: Re: The art of error handling

by saucepan (Scribe)
on Dec 20, 2000 at 10:03 UTC ( #47548=note: print w/replies, xml ) Need Help??

in reply to Re: The art of error handling
in thread The art of error handling

It's true that it's often more usable to have the interface permit only valid input to be expressed*--rather than accepting anything and emitting error messages later--but remember that you need to leave the server-side verification in place for security.

Clayton probably knew this, but client-side error checking is risky on it's own since everything running on the attacker's machine is under his control, including his copy of your HTML and javascript.

* the exceptions that prove the rule

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