All notable changes to the ACR Standard documentation and repository are documented in this file.
The format is based on Keep a Changelog.
1.0 - 2026-03
- Initial release of the ACR Standard (Agentic Control at Runtime).
- Six pillar specifications: Identity & Purpose Binding, Behavioral Policy Enforcement, Autonomy Drift Detection, Execution Observability, Self-Healing & Containment, Human Authority.
- Control plane and runtime architecture documentation.
- Implementation guide with reference architectures (Kubernetes+OPA, AWS Serverless+Cedar, API Gateway+Custom).
- STRIKE threat model for AI-specific runtime threats.
- NIST AI RMF mapping and alignment narrative.
- Glossary, use cases, and FAQ.
- Telemetry schema specification (ACR event structure).
- CONTRIBUTING.md, ROADMAP.md, SECURITY.md, CODE_OF_CONDUCT.md.
- Documentation reorganized under
docs/(pillars, architecture, specifications, compliance, security, guides). - GitHub Actions workflow for markdown link checking.
- Issue templates for bug reports and feature requests.
- Adoption and credibility (post-structure):
- ADOPTION.md: maturity levels (1–3), "ACR-aligned" criteria, implementation listing process, badge and citation guidelines.
- GOVERNANCE.md: project goals, maintainer role, decision-making, contribution process, working groups (planned).
- STRIKE threat model expanded: attack scenarios, likelihood/impact, detection techniques, and detailed ACR control mapping per threat (S–T–R–I–K–E).
- NIST AI RMF subcategory-level mapping (Govern, Map, Measure, Manage) with ACR controls and references.
- Use cases: concrete scenarios for customer support, incident response, and financial analysis (sample policies, decision flows).
- Persona-based Get Started in docs (Architect, Security, Compliance, Implementer, Evaluator) with 3–5 step paths.
- Glossary expanded: Control Layer/Pillar, Policy Engine, Telemetry Schema, Kill Switch, Break-Glass, Purpose Binding, STRIKE mnemonic, ACR Maturity Level.
- README: "Why ACR?" positioning (OWASP/MITRE-style), adoption and governance links, citation and branding section, implementations section updated with ADOPTION reference.
- Pull request template for documentation and spec changes.