System and method for wiping encrypted data on a device having file-level content protection

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11263020
APP PUB NO 20190026117A1
SERIAL NO

16017940

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Disclosed herein are systems, methods, and non-transitory computer-readable storage media for erasing user data stored in a file system. The method includes destroying all key bags containing encryption keys on a device having a file system encrypted on a per file and per class basis, erasing and rebuilding at least part of the file system associated with user data, and creating a new default key bag containing encryption keys. Also disclosed herein is a method of erasing user data stored in a remote file system encrypted on a per file and per class basis. The method includes transmitting obliteration instructions to a remote device, which cause the remote device to destroy all key bags containing encryption keys on the remote device, erase and rebuild at least part of the file system associated with user data, and create on the remote device a new default key bag containing encryption keys.

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Patent Owner(s)

Patent OwnerAddress
APPLE INCCALIFORNIA USA CALIFORNIA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chinn, Paul William San Jose, US 18 478
De, Atley Dallas Blake San Francisco, US 26 1232
Duffy,, Jr Thomas Brogan San Francisco, US 12 671
Freedman, Gordon Palo Alto, US 53 1939
Rahardja, David Sunnyvale, US 25 697
Smith, Michael John San Jose, US 58 1320
Toelkes, Tahoma Madrone San Jose, US 5 246

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