Patent · US Active

Obfuscating in memory encryption keys

US10140477B2 · kind B2 · utility

0Cited by

5References

20Claims

0Family size

Assignee

THALES E-SECURITY, INC. · US

Inventors

Ramaraj Pandian · Cupertino, US
Rohan Nandode · Ceres, US
Rajesh Gupta · Sunnyvale, US

Key dates

Filing date	Dec 9, 2013
Grant date	Nov 27, 2018
Priority date	—
Expiry date	Dec 9, 2033

Classification

Technology area (CPC H)Electricity
CPC primaryH04L2209/12
WIPO fieldControl
WIPO sectorInstruments

Abstract

A method for obfuscating keys is provided. The method includes identifying that a memory is subject to one of a core dump or an hibernation and overwriting a key in unencrypted form in the memory, responsive to the identifying, wherein at least one method operation is performed by a processor. A system and a computer readable media are also provided.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.