Digital Signature Verification for Software Deployment Configuration

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Solution Overview

Problem

Current software deployment methods lack the ability to verify the origin and integrity of configuration data and associated deployment metadata, which is critical for the security of software platforms.

Innovation Solution

The implementation of cryptographic signing techniques to sign software deployment configuration and metadata resources, allowing for the verification of their origin and integrity, and determining whether to deploy software based on compliance with an admission policy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cryptographic signing techniques are implemented to verify deployment resources, then security and integrity of configuration data are improved, but system complexity and processing overhead increase

Engineering Contradiction:
Improveintegrity of configuration dataVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by generating and attaching digital signatures to deployment resources before they are transmitted or executed. The signature is created in advance using a private key, and the corresponding public key is made available for verification. This ensures that when the deployment resource reaches the target system, its integrity can be immediately verified without adding complex real-time verification mechanisms during deployment execution.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If digital signature verification is performed on all deployment resources, then authenticity and security are improved, but deployment speed and efficiency decrease

Engineering Contradiction:
Improveauthenticity of deployment resourcesVSAvoiddeployment speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces manual or mechanical verification processes with automated cryptographic verification. Instead of relying on human review or simple checksums, the system uses digital signatures and public key infrastructure to automatically verify the authenticity and integrity of deployment resources. This substitution enables fast, programmatic verification that maintains security while improving deployment efficiency.

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

3Object-affected harmful factors

If signature verification is enforced for deployment resources, then security against unauthorized or tampered resources is improved, but ease of operation and simplicity of deployment process worsen

Engineering Contradiction:
Improveprotection against tampered resourcesVSAvoidsimplicity of deployment process
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent implements self-service by making the verification process automatic and self-executing. The deployment system automatically verifies digital signatures on deployment resources without requiring manual intervention from operators. The public keys are embedded in the system, and the verification logic is built into the deployment pipeline, allowing the system to protect itself against tampered resources while maintaining operational simplicity for users.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11507355B2Enforcement of signatures for software deployment configuration
Publication Date: 2022.11.22 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US11507355B2 patent drawing
  • US11507355B2 patent drawing
  • US11507355B2 patent drawing

AI summary

In an approach, a process intercepts a deployment resource associated with software prior to deploying the software to a node, where the deployment resource configures how the software is deployed and operates. A processor verifies authenticity of a digital signature present within the deployment resource. A processor, responsive to verifying the authenticity of the digital signature, deploys the software to the node in accordance with the deployment resource.