If file extension and signature do not match, and the signature is known, the signature extension is written in blue to indicate a valid file of another type.If file extension matches the signature, the file extension is written in green to indicate a valid file.The tool creates and populates the “Valid Extension” column in file view, as shown below: Or, select the Validate button on the program toolbar: It is based on the assertion that a file extension should match the file signature.Īt the completions of a search, select “ Validate Extensions” from the Recover My Files drop down menu It is a comparison between a recovered files extension (as given in the filename) and file signature (read from the data in the file header). Click on documents and graphics to preview their content in the display view, as shown below:Ī “Validate Extensions” test is a post search tool to test search results for valid or invalid content. Use the different data views with sort and filter functions (see 6.4) to locate relevant files. The principle way to validate a successful recover is to preview missing files in the search results window.
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