Integrity Checker checks the integrity of your files to ensure they have not been tampered with. The files you select for protection will have their file size stored together with either a hash or HMAC generated from the contents of each file. By comparing this information with what is actually stored on your drives later, any changes will be flagged up for your attention.
Integrity Checker does not write anything to the Windows registry. You can pause and/or cancel operations by clicking on the list of files.
The file status indicator shows each file as being in one of the following states: