Security MCP servers

Fail-closed Cedar policy gate + Ed25519 signed receipts for agent tool calls. Denies on any error.

Zero-egress AI Agent Firewall: SARA prompt injection defense, AST context pruning & MCP governance.

Passport, mandate, fail-closed action gate and tamper-evident journal for AI agents.

Offline receipt verifier. Ed25519 signature verification without contacting any server.

AynOps is a reconnaissance focused MCP Server which gives reconnaissance capabilities to AI Clients

Human approval gate for AI agents: risk-scored requests that only a person can approve

Pre-sign EVM tx/approval safety for AI agents: decode calldata, flag drainers, return GO/HOLD/BLOCK.

Local vulnerability scan on top of grype, with prioritised upgrade actions for agents.

MCP server for creating and managing SOPS-encrypted secrets

Checks ML model files (pickle, PyTorch, joblib, NumPy, GGUF, ONNX) for code that runs on load.

Website safety and trust analysis. Verify domain reputation and detect phishing with GridinSoft.

Permission-gated superuser (sysadmin) MCP agent with enterprise guardrails and audit.

Tells your AI agent which vulnerabilities to fix first, using OSV.dev, FIRST EPSS, and CISA KEV.

MCP server for the Frida reverse engineering toolkit.

Scan MCP servers and agent tool manifests for poisoning, exfiltration, secrets and supply-chain risk

Real-time Kubernetes network traffic visibility and API analysis for HTTP, gRPC, Redis, Kafka, DNS.

Verify REWORK credentials: is this delivered work genuinely the author's?

DEPRECATED: hosted 402Sentinel retired 2026-10-31. Client for x402 payment-safety checks.

Check an x402-paid API endpoint's trust score before paying it - live-probed, not self-reported.

Redact or anonymize PDFs: black boxes or consistent [Person 1] tags. EU/Swiss, no AI training.

Pre-payment safety gate for x402 agents: PII screening, spend policy, replay checks before signing.

MCP server for auditing Magento projects: update compatibility, module quality, dependency security

MCP server for NetIntel — DNS, SSL, WHOIS, email security, OSINT via x402 micropayments

Cross-platform local-network diagnostics & security-posture MCP server — 31 tools.

Local-first static repository security and configuration drift auditor (CLI, GitHub Action & MCP).

Check SimpliSafe system state and sensors, review events, arm/disarm, and control smart locks

Authorization-gated MCP server to discover and run 670+ security tools for CTF, pentest, and DFIR.

One firewall and password manager for all your AI coding agents' MCP servers and secrets.