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:
Apr. 14, 2025

Filed:

Sep. 28, 2022
Applicant:

Dell Products L.p., Hopkinton, MA (US);

Inventors:

Arieh Don, Newton, MA (US);

Michael Ferrari, Douglas, MA (US);

Benjamin Randolph, Uxbridge, MA (US);

Assignee:

DELL PRODUCTS L.P., Hopkinton, MA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/56 (2012.12);
U.S. Cl.
CPC ...
G06F 21/565 (2012.12); G06F 2221/034 (2012.12);
Abstract

A profile of characteristics of a normal snapshot of a storage object is computed from previous snapshots of the storage object. Characteristics of a new snapshot are compared with the characteristics in the profile to identify an anomaly indicative of a malicious attack. The characteristics include percent data changed between consecutive snapshots, write LBA dispersion, write data reducibility, number and size of writes, write workload profile, and write content profile. The new snapshot is only vaulted or air-gapped if all its characteristics are within ranges defined by the profile.


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