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:
Oct. 12, 2021

Filed:

Mar. 04, 2019
Applicant:

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

Inventors:

Matthew G. Borlick, Tucson, AZ (US);

Lokesh M. Gupta, Tucson, AZ (US);

Carol S. Mellgren, Tucson, AZ (US);

John G. Thompson, Tucson, AZ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/55 (2013.01); G06F 12/0888 (2016.01); G06F 21/56 (2013.01); G06F 12/0895 (2016.01);
U.S. Cl.
CPC ...
G06F 21/554 (2013.01); G06F 12/0888 (2013.01); G06F 12/0895 (2013.01); G06F 21/552 (2013.01); G06F 21/566 (2013.01); G06F 2212/1052 (2013.01); G06F 2212/60 (2013.01); G06F 2221/034 (2013.01);
Abstract

Provided are a computer program product, system, and method for determining whether to destage write data in cache to storage based on whether the write data has malicious data. Write data for a storage is cached in a cache. A determination is made as to whether the write data in the cache comprises random data according to a randomness criteria. The write data in the cache to the storage in response to determining that the write data does not comprise random data according to the randomness criteria. The write data is processed as malicious data after determining that the write data comprises random data according to the randomness criteria.


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