IP Library Granted Patent US 7,958,377
Granted Patent B2
US 7,958,377 · App. 12/178,885 · Granted Jun 7, 2011

Secure access system and method

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Quick Facts
Patent No.
US 7,958,377
App. No.
12/178,885
Granted
Jun 7, 2011
Kind
B2
Abstract

In one embodiment, a storage device is provided that includes: a storage medium; and a storage engine, the storage engine being configured to generate a secure session key and to receive encrypted content and a corresponding encrypted content key from a host system, wherein the content key has been encrypted by the host system using the secure session key, the storage engine being further configured to decrypt the encrypted content key using the secure session key and to encrypt the decrypted content key with a first storage engine encryption key and to write the storage-engine-encrypted content key to the storage medium.

Claims (3)

1. A storage device, comprising:

a storage medium; and

a storage engine, the storage engine being configured to generate a secure session key and to receive encrypted content and a corresponding encrypted content key from a host system, wherein the encrypted content key has been encrypted by the host system using the secure session key, the storage engine being further configured to decrypt the encrypted content key using the secure session key and to read a media ID from the storage medium to generate a storage engine encryption key using the media ID, the storage engine being further configured to encrypt the decrypted content key with the storage engine encryption key and to write the storage-engine-encrypted content key to the storage medium, and to doubly encrypt the encrypted content using the storage engine encryption key and to write the doubly-encrypted content to the storage medium.

Assignments (5)
MERGER Recorded Sep 17, 2015
From: ROWLAND NETWORK GROUP LLC
To: CHEMTRON RESEARCH LLC
Reel/Frame 036595/0882 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 29, 2012
From: DIVAN INDUSTRIES, LLC
To: ROWLAND NETWORK GROUP LLC
Reel/Frame 027952/0186 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 28, 2012
From: DPHI, INC. (F/K/A DPHI ACQUISITIONS, INC.) D/B/A DATAPLAY
To: DIVAN INDUSTRIES, LLC
Reel/Frame 027946/0888 →
CHANGE OF NAME Recorded Dec 14, 2011
From: DPHI ACQUISITIONS, INC.
To: DPHI, INC.
Reel/Frame 027381/0568 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 28, 2008
From: LEE, LANE W.; FELDMAN, TIMOTHY R.
To: DPHI ACQUISITIONS, INC.
Reel/Frame 021750/0901 →