# Security Documentation

**Version**: v1.2.7 | **Status**: Active | **Last Updated**: March 2026

## Overview

Security architecture, threat modeling, and governance documentation. Covers AI safety, cognitive security, digital/physical security, and trust frameworks.

## Contents

| Document | Description |
|:---|:---|
| [ai-safety.md](ai-safety.md) | AI safety principles, alignment, and guardrails |
| [cognitive-security.md](cognitive-security.md) | Cognitive security and manipulation resistance |
| [digital-security.md](digital-security.md) | Digital security, encryption, and access control |
| [index.md](index.md) | Security documentation hub and navigation |
| [physical-security.md](physical-security.md) | Physical security for infrastructure and devices |
| [security-theory.md](security-theory.md) | Theoretical security frameworks and models |
| [trust-and-governance.md](trust-and-governance.md) | Trust hierarchies and governance structures |

## Coordination

- [AGENTS.md](AGENTS.md) — Agent coordination for this section
- [SPEC.md](SPEC.md) — Functional specification
- [PAI.md](PAI.md) — PAI infrastructure integration

## Navigation

- **Parent**: [docs/](../README.md)
- **Project Root**: [README.md](../../README.md)
