The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 29, 2018

Filed:

Jun. 12, 2014
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Jakob C. Lang, Altdorf, DE;

Angel Nunez Mencias, Stuttgart, DE;

Thomas Pohl, Bempflingen, DE;

Martin Troester, Stuttgart, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0652 (2013.01); G06F 3/061 (2013.01); G06F 3/0659 (2013.01); G06F 3/0673 (2013.01); G06F 17/30067 (2013.01); G06F 17/30489 (2013.01);
Abstract

A method of securely deleting data from a data storage device is described. The method includes the steps of receiving a secure delete command to securely delete a file. A data block of the file to securely delete is identified. A pointer to the data block is stored in a deletion buffer. It is then determined whether the secure delete command has a highest priority over other data storage device commands. In response to the secure delete command having the highest priority, the secure delete command to the data block is performed.


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