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:
Aug. 29, 2017

Filed:

Jan. 14, 2015
Applicant:

Marvell World Trade Ltd., St. Michael, BB;

Inventors:

Danny Alexander, Neve Efraim Monoson, IL;

Amit Wix, Petah-Tikva, IL;

Assignee:

MARVELL WORLD TRADE LTD., St. Michael, BB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/12 (2006.01); H04W 12/08 (2009.01); H04L 29/06 (2006.01); H04W 12/02 (2009.01); H04K 1/00 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0428 (2013.01); H04K 1/00 (2013.01); H04L 9/12 (2013.01); H04W 12/02 (2013.01); H04W 12/08 (2013.01);
Abstract

A method in a receiver includes receiving from a transmitter a sequence of communication packets, which carry data encrypted with an encryption scheme. The encryption scheme depends on a counter value that is incremented independently by each of the transmitter and the receiver. Attempts are made to decrypt the data of a received packet multiple times using different, respective counter values, to produce multiple respective decrypted outputs. A decrypted output in which the data has been decrypted correctly is identified, the counter value is corrected, and the data of the received packet is recovered from the identified decrypted output.


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