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Digital data sanitation

  • US 10,140,043 B1
  • Filed: 10/26/2017
  • Issued: 11/27/2018
  • Est. Priority Date: 06/25/2013
  • Status: Active Grant
First Claim
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1. A method for sanitizing a storage medium, the method comprising:

  • determining, by a first device, an amount of free space on the storage medium;

    writing, by the first device, a first file to the free space on the storage medium until the amount of free space on the storage medium decreases to a threshold amount, wherein a size of the first file is proportional to an aggressiveness setting associated with the sanitization of the storage medium;

    providing, by the first device, an error indicating there is insufficient space to perform an additional write operation when the amount of free space decreases to the threshold amount; and

    deleting, by the first device, the one or more first files from the free space on the storage medium to make the free space available for storage.

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