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Students will learn CHFI investigation methods for discovering data that resides in a computer system and recovering deleted, encrypted, or damaged file information.
CHFI is a vendor-neutral certification that validates knowledge in securing and analyzing electronic evidence.
When validation fails the normal flow of execution continues.
Simply put, never trust the data in an incoming request, and always validate on the server.
You can validate the following server controls: Text Box, List Box, Drop Down List, Radio Button List, and the following HTML controls: Html Input Text, Html Input File, Html Select, and Html Text Area.
We have seen the Required Field Validator in our first sample program, let’s move on to examine the rest of the controls.
All of the validation controls must have the Control To Validate property set before rendering the page or the control throws an exception.
The one exclusion to this rule is the Custom Validator component.