In-Memory Microkernel Hardware Metadata Key Generation

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Solution Overview

Problem

Existing security techniques for communications during the network boot process lack effective methods to establish a secure chain of trust between nodes and servers, particularly in utilizing hardware metadata for secure key generation.

Innovation Solution

A method involving an in-memory microkernel that gathers hardware-related metadata to generate unique identifiers and public/private key pairs for securing communications between nodes and servers, optionally utilizing a Trusted Processing Module for uniqueness and external entropy for enhanced security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional security techniques are used during network boot process, then communication security is maintained through standard protocols, but effective establishment of chain of trust between nodes and servers is lacking

Engineering Contradiction:
Improvechain of trust establishmentVSAvoidsecurity mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces hardware metadata as an intermediary element that bridges the node and server to establish chain of trust. The metadata, gathered by the in-memory microkernel about physical characteristics of the node, serves as a trusted mediator that enables secure communication without requiring complex protocol changes. This intermediary approach resolves the contradiction by providing reliable trust establishment through hardware-based identification rather than complex software protocols.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system enables nodes to self-generate unique identifiers and cryptographic key pairs using their own hardware metadata. The in-memory microkernel automatically discovers hardware characteristics and uses them to create security credentials without external intervention. This self-service mechanism establishes chain of trust autonomously, improving reliability while avoiding the need for complex centralized security management infrastructure.

Inventive Principle:
Principle #25Self-service

2Reliability

If hardware metadata is used for key generation, then unique and secure public/private key pairs are generated for node authentication, but the process requires in-memory processing during boot

Engineering Contradiction:
Improveauthentication securityVSAvoidboot process simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent performs hardware metadata gathering and key pair generation as preliminary actions during the boot process, before the node engages in normal operations. The in-memory microkernel collects hardware characteristics early in the boot sequence and pre-generates cryptographic credentials. This preliminary action ensures authentication security is established upfront, while the use of in-memory processing keeps the approach simple and avoids complex persistent storage requirements.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces traditional mechanical or software-based identification systems with hardware-based metadata for key generation. Instead of relying on software-generated identifiers or physical tokens, the system uses inherent hardware characteristics (such as CPUID, memory configuration, disk serial numbers) that are automatically discovered by the microkernel. This substitution enhances authentication security through hardware binding while maintaining operational simplicity by leveraging existing hardware properties rather than adding complex authentication mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS8990550B1Methods and apparatus for securing communications between a node and a server based on hardware metadata gathered by an in-memory process
Publication Date: 2015.03.24 EMC IP HLDG CO LLC
  • US8990550B1 patent drawing
  • US8990550B1 patent drawing
  • US8990550B1 patent drawing

AI summary

Methods and apparatus are provided for securing communications between a node and a server, for example, during a boot process. In accordance with an aspect of the invention, a method is provided for securing communications between a node and a server, comprising: dynamically gathering hardware-related metadata for the node using a process running in memory; generating a unique identifier for the node using the hardware-related metadata; generating a public/private key pair for the node using the unique identifier; and securing communications between the node and the server using the public/private key pair. The process comprises, for example, an in-memory microkernel executing on a boot node. The hardware-related metadata comprises, for example, information about physical characteristics of the node. The unique identifier for the node can optionally be further based on information obtained from a Trusted Processing Module. The node can be authenticated using the public/private key pair.