

Many such tools (free and paid) are available. To remove files, these programs support various erasure methods or algorithms, including ones defined by the US government. You can turn to a third-party deletion or shredding tool that fully deletes a file by overwriting it multiple times with random data so the file is virtually impossible to recover. You may want to completely and securely delete a file if it contains sensitive information, or if you plan to dispose of your computer and want to be sure no one can access or view the file. End user data backup policy (TechRepublic Premium).A day in the life of a cybersecurity "threat hunter".Excel is still a security headache after 30 years because of this one feature.
