IHS Component Authentication via Factory-Stored Certificates
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Solution Overview
Problem
Existing Information Handling Systems (IHSs) lack effective mechanisms to validate the authenticity of their components and ensure secure transfer of ownership, leading to challenges in maintaining the integrity and trustworthiness of hardware and software components throughout their lifecycle.
Innovation Solution
The implementation of security processors within IHSs that store signed certificates for motherboards and chassis during factory provisioning, using immutable specifications to derive public keys, and validate these components upon transfer of ownership, establishing a hardware Root of Trust and enabling secure boot processes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional IHS components are used without authentication mechanisms, then device complexity is reduced, but reliability and security are compromised
Solution Approach 1:
The security processor is pre-programmed with factory-provisioned certificates during manufacturing. The motherboard and chassis certificates are stored in advance, enabling authentication without requiring complex runtime configuration or user intervention.
Solution Approach 2:
The security processor autonomously performs authentication operations by comparing current hardware identifiers against stored certificates. The system automatically validates component authenticity without requiring external authentication services or manual verification processes.
2Reliability
If component validation is performed during transfer of ownership, then reliability is improved, but processing time increases
Solution Approach 1:
Authentication data is prepared and stored during factory provisioning, before the IHS reaches the end user. This preliminary preparation eliminates the need for time-consuming authentication processes during normal operation or transfer of ownership.
Solution Approach 2:
Instead of performing complex real-time validation, the system uses pre-stored certificate copies and immutable specifications to quickly verify component authenticity. The security processor compares current hardware state against pre-provisioned reference data for rapid authentication.
Data Source
AI summary
Systems and methods are provided for validating components of an Information Handling System (IHS). During factory provisioning of the IHS, an owner certificate is stored that specifies an identity of a motherboard installed during manufacture of the IHS. The owner certificate is signed by a certificate authority of an owner of the IHS that retains capabilities for specifying the use of boot code provided by successive renters of the IHS. A renter certificate is also stored that specifies an identity of a chassis to which the motherboard is installed during manufacture of the IHS. Upon a transfer of control or ownership of the IHS, boot code operations by the security processor identify a motherboard and chassis in use by the IHS and utilize the motherboard and chassis certificates to validate that the identified motherboard and chassis are the same motherboard and chassis installed during manufacture of the IHS.