IP Library Patent Application 17244661
Patent Application
App. No. 17/244,661

KEY MANAGEMENT FOR SELF-ENCRYPTING DRIVES

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Quick Facts
Patent No.
US None
App. No.
17/244,661
Filed
Apr 29, 2021
Art Unit
2499
USPC
726/26
Abstract

An information handling system may include a processor; an encrypted storage resource, wherein the encrypted storage resource is coupled to the information handling system via a storage controller that does not implement locking and unlocking functionality for the encrypted storage resource; and a management controller configured to: receive a request to unlock the encrypted storage resource; determine an encryption key associated with the encrypted storage resource; and unlock the encrypted storage resource with the received encryption key via a sideband interface coupling the management controller to the encrypted storage resource.

Claims (27)

1 . An information handling system comprising:

a processor;

an encrypted storage resource, wherein the encrypted storage resource is coupled to the information handling system via a storage controller that does not implement locking and unlocking functionality for the encrypted storage resource; and

a management controller configured to:

receive a request to unlock the encrypted storage resource;

determine an encryption key associated with the encrypted storage resource; and

unlock the encrypted storage resource with the received encryption key via a sideband interface coupling the management controller to the encrypted storage resource.

2 . The information handling system of claim 1 , wherein the encrypted storage resource is coupled to the information handling system in a direct-attached mode.

3 . The information handling system of claim 1 , wherein the encrypted storage resource is coupled to the information handling system via a SAS/SATA controller.

4 . The information handling system of claim 1 , wherein the encryption key associated with the encrypted storage resource is stored within the management controller.

5 . The information handling system of claim 1 , wherein the encryption key associated with the encrypted storage resource is retrieved from an external key management server.

6 . A method comprising:

a management controller of an information handling system receiving a request to unlock an encrypted storage resource that is coupled to the information handling system via a storage controller that does not implement locking and unlocking functionality for the encrypted storage resource;

the management controller determining an encryption key associated with the encrypted storage resource; and

the management controller unlocking the encrypted storage resource with the received encryption key via a sideband interface coupling the management controller to the encrypted storage resource.

7 . The method of claim 6 , wherein the encrypted storage resource is coupled to the information handling system in a direct-attached mode.

8 . The method of claim 6 , wherein the encrypted storage resource is coupled to the information handling system via a SAS/SATA controller.

9 . The method of claim 6 , wherein the encryption key associated with the encrypted storage resource is stored within the management controller.

10 . The method of claim 6 , wherein the encryption key associated with the encrypted storage resource is retrieved from an external key management server.

11 . An article of manufacture comprising a non-transitory, computer-readable medium having computer-executable instructions thereon that are executable by a processor of a management controller of an information handling system for:

receiving a request to unlock an encrypted storage resource that is coupled to the information handling system via a storage controller that does not implement locking and unlocking functionality for the encrypted storage resource;

determining an encryption key associated with the encrypted storage resource; and

unlocking the encrypted storage resource with the received encryption key via a sideband interface coupling the management controller to the encrypted storage resource.

12 . The article of claim 11 , wherein the encrypted storage resource is coupled to the information handling system in a direct-attached mode.

13 . The article of claim 11 , wherein the encrypted storage resource is coupled to the information handling system via a SAS/SATA controller.

14 . The article of claim 11 , wherein the encryption key associated with the encrypted storage resource is stored within the management controller.

15 . The article of claim 11 , wherein the encryption key associated with the encrypted storage resource is retrieved from an external key management server.

Assignments (10)
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (056295/0280) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062022/0255 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (056295/0124) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062022/0012 →
RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (056295/0001) Recorded Jun 10, 2022
From: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 062021/0844 →
RELEASE OF SECURITY INTEREST Recorded Nov 2, 2021
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
Reel/Frame 058297/0332 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 6, 2021
From: DAMBAL, SANJEEV; PONNUSAMY, VIGNESWARAN; PALANIAPPAN, KUMARAN; RAJAGOPALAN, KARTHIKEYAN; ARUNACHALAM, KARTHIK
To: DELL PRODUCTS L.P.
Reel/Frame 056765/0953 →
SECURITY INTEREST Recorded May 19, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 056295/0280 →
SECURITY INTEREST Recorded May 19, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 056295/0124 →
SECURITY INTEREST Recorded May 19, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., AS NOTES COLLATERAL AGENT
Reel/Frame 056295/0001 →
CORRECTIVE ASSIGNMENT TO CORRECT THE MISSING PATENTS THAT WERE ON THE ORIGINAL SCHEDULED SUBMITTED BUT NOT ENTERED PREVIOUSLY RECORDED AT REEL: 056250 FRAME: 0541. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded May 17, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 056311/0781 →
SECURITY AGREEMENT Recorded May 14, 2021
From: DELL PRODUCTS L.P.; EMC IP HOLDING COMPANY LLC
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 056250/0541 →