Skip to content

Acacian/aegis

MCP Security & Auth

The governance layer for AI agents – a single API that unifies prompt‑injection blocking, PII masking, policy enforcement and audit across 12 frameworks without code changes

Python Latest v0.9.5 · 1mo ago Security brief →

Features

  • Unified contract (primitives) for any tool/LLM call
  • Auto‑instrumentation of 12 agent frameworks with one line (`aegis.auto_instrument()`)
  • Declarative policy language covering injection, PII, toxicity, RBAC, rate limits and more
  • Tamper‑evident Merkle audit logs for runtime transparency

Recent releases

View all 18 releases →
Review required
v0.9.5 New feature
Auth RBAC

MCP STDIO protection

No immediate action
v0.9.4 New feature

Drift detection CLI

No immediate action
v0.9.3 New feature

pytest plugin, pre-commit hook, ASGI proxy, ActionClaim

No immediate action
v0.9.2 Breaking risk

PR comment posting + README restructuring

Review required
v0.9.1 Security relevant
Auth RBAC

Privilege escalation + resource gaming fixes

Weekly OSS security release digest.

The CVE patches and breaking changes that affected production tools this week. One email, every Sunday.

No spam, unsubscribe anytime.

About

Stars
9
Forks
3
Languages
Python JavaScript HTML

Install & Platforms

Install via
pip

Beta — feedback welcome: [email protected]