ISO 42001: 2023 - A.4.4 Tooling Resources
This article provides guidance on how to implement the ISO 42001:2023 control A.4.4 Tooling Resources
ISO 42001 Control Description
As part of resource identification, the organisation shall document information about the tooling resources utilised for the AI system.
Control Objective
To ensure that the organisation accounts for the resources (including AI system components and assets) of the AI system in order to fully understand and address risks and impacts.
Purpose
To maintain comprehensive documentation of all tools, algorithms, models, and software used in AI system development, deployment, and operation. Tooling resources directly impact AI system behavior, performance, and risks, making their documentation essential for understanding system characteristics and managing AI-related risks.
Guidance on Implementation
Tooling Resources to Document
For AI systems, particularly machine learning systems, tooling resources include:
a) Algorithm types and machine learning models- Specific algorithms used (e.g., random forest, neural networks, gradient boosting)
- Model architectures (e.g., transformer-based, convolutional neural network)
- Pre-trained models or foundation models used
- Model versions and variants
- Data cleaning and preprocessing tools
- Data normalisation and transformation utilities
- Feature engineering tools
- Data augmentation tools
- Training optimisation algorithms (e.g., Adam, SGD)
- Hyperparameter tuning tools (e.g., grid search, Bayesian optimisation)
- Model compression techniques (pruning, quantisation)
- Performance evaluation frameworks
- Bias detection tools
- Explainability tools (e.g., SHAP, LIME)
- Validation and testing frameworks
- Infrastructure-as-code tools
- Container orchestration (e.g., Kubernetes)
- Cloud provisioning tools
- Resource management platforms
- Integrated development environments (IDEs)
- Experiment tracking tools (e.g., MLflow, Weights & Biases)
- Version control systems for models and code
- Collaboration platforms
- ML frameworks (e.g., TensorFlow, PyTorch, scikit-learn)
- MLOps platforms
- Deployment tools and serving infrastructure
- Monitoring and observability tools
What to Document for Each Tool
For each tooling resource, document:
- Tool name and version - Specific version numbers are critical for reproducibility
- Purpose - What the tool is used for
- Supplier/source - Developer, vendor, open-source project
- Lifecycle stages - When in the AI system lifecycle the tool is used
- License - Open-source license, commercial license terms, usage restrictions
- Known limitations - Documented weaknesses, constraints, or vulnerabilities
- Dependencies - Other tools or libraries required
- Configuration - Key parameters or settings
- Integration points - How the tool connects with other system elements
Implementation Steps
Organisations should:
- Inventory all tooling - Create a comprehensive list of every tool used across the AI system lifecycle
- Categorise tools - Group by function (development, training, evaluation, deployment, monitoring)
- Document details - For each tool, record the information listed above
- Track versions - Maintain version history as tools are updated or replaced
- Assess tool risks - Identify security vulnerabilities, license compliance issues, or technical limitations
- Document tool chain - Show how tools work together in workflows (e.g., "data prepared with Tool A, model trained with Tool B, deployed with Tool C")
- Link to standards - Reference relevant standards for tooling (ISO/IEC 23053 for ML tooling)
- Maintain currency - Update documentation when tools change or new tools are adopted
Key Considerations
Reproducibility: Documenting specific tool versions is essential for reproducing AI system behavior. Different versions of the same tool can produce different results.
Open-source tools: Many AI tools are open-source. Document:
- License compliance (e.g., GPL, MIT, Apache)
- Community support and maintenance status
- Known security vulnerabilities
- Fork or modification history if tools are customised
Commercial tools: For proprietary tools, document:
- License agreements and restrictions
- Vendor lock-in risks
- Support and maintenance arrangements
- Contractual obligations
Tool chain complexity: AI systems often use dozens of tools. Document not just individual tools but how they integrate into workflows and pipelines.
Security considerations: Tools can introduce vulnerabilities:
- Dependency vulnerabilities (outdated libraries)
- Supply chain attacks (compromised tools)
- Inadequate access controls
- Data exfiltration risks
Explainability and bias tools: Document tools used for transparency and fairness assessment, as these are increasingly required for high-risk AI systems.
Version management: Establish processes for tool version control:
- When to upgrade tools
- Testing procedures before tool updates
- Rollback procedures if tools cause issues
Tool selection criteria: Document rationale for tool selection:
- Technical capabilities
- Performance characteristics
- Ease of use
- Community or vendor support
- Compliance with organisational standards
Documentation Methods
Organisations can document tooling resources using:
- Tool inventory spreadsheets - List of all tools with key attributes
- Architecture diagrams - Visual representation of tool chain
- Software bill of materials (SBOM) - Structured list of software components
- Dependency graphs - Showing relationships between tools
- Configuration management systems - Automated tracking of tool versions and configurations
Related Controls
Within ISO/IEC 42001:
- A.4.2 Resource documentation
- A.4.5 System and computing resources (tools run on computing infrastructure)
- A.7.3 AI algorithm and model selection
- Configuration management processes
Related Standards:
- ISO/IEC 23053 Framework for AI systems using machine learning (detailed tooling guidance)