Invention Grant
- Patent Title: Key-ladder protected personalization data conversion from global to unique encryption
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Application No.: US16882201Application Date: 2020-05-22
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Publication No.: US11329967B2Publication Date: 2022-05-10
- Inventor: Tat Keung Chan , Alexander Medvinsky
- Applicant: ARRIS Enterprises LLC
- Applicant Address: US GA Suwanee
- Assignee: ARRIS Enterprises LLC
- Current Assignee: ARRIS Enterprises LLC
- Current Assignee Address: US GA Suwanee
- Agency: Chernoff, Vilhauer, McClung & Stenzel, LLP
- Main IPC: H04L29/06
- IPC: H04L29/06 ; G06F21/62 ; H04L9/08

Abstract:
A system and method of provisioning personalization data of a second type to a device having personalization data of a first type, the device having a global root key GK_0, and a secure processing environment having unique information is disclosed. In one embodiment, the method comprises accepting a provisioning request from the device, the provisioning request comprising the unique information and an identifier of a second type of provisioning data requested, converting the personalization data from the first type to the second type, and transmitting the converted personalization data to the device.
Public/Granted literature
- US20200374275A1 KEY-LADDER PROTECTED PERSONALIZATION DATA CONVERSION FROM GLOBAL TO UNIQUE ENCRYPTION Public/Granted day:2020-11-26
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