SonicWALL 5.8.1 Manuale Utente

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Verifying App Control Configuration
676
SonicOS 5.8.1 Administrator Guide
Step 5
Type the identifier into the Content text box in the Match Objects Settings screen and click 
OK to create a match object that you can use in a policy. 
 
Hex Editor
You can use a hexadecimal (hex) editor to view the hex representation of a file or a graphic 
image. One such hex editor is XVI32, developed by Christian Maas and available at no cost at 
the following URL:
For example, if there is a certain graphic contained within all confidential company documents, 
you could use the hex editor to obtain a unique identifier for the graphic, and then use the 
identifying hex string to create a match object. You could reference the match object in a policy 
that blocks the transfer of files with content matching that graphic.