We all have files on our system that are valuable to us and that we do not want to lose. This could be everything from Word documents to images or mp3 files. But there is still the chance that those files do get deleted, either by chance, by another user or by malicious software. The [...]

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Files do not last forever. Corruption can be caused by hard drive failures or unreadable compact disks for instance. The files might be partially readable but this does not help much if it is corrupted. There are some ways of preparing yourself against data loss. One obvious way is of course to make regular backups of your important files. But it could of course happen that backups get corrupted as well which most of the time happens in the worst moments possible.

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