Security MCP Servers

Security category — 344 MCP servers, ranked by GitHub stars.

A

arc-gate-mcp

Security

Runtime governance for MCP tool calls that blocks prompt injection and capability abuse before tool results reach the agent.

MCP Server
C

Compliance AIops

Security

Compliance evidence from AIops audit trails: HIPAA/PCI/SOC2/GDPR, OSCAL export, 19 tools.

MCP Server
C

CanaryGuard 402

Security

Deterministic prompt-injection detection & sanitization for AI agents via x402 on Base.

MCP Server
A

AIMarket Oracle Gateway

Security

Stdio MCP: 17 verifiable AIMarket oracles, 35 pay-per-call tools for AI agents.

MCP Server
N

nobulex

Security

Proof-of-behavior enforcement for AI agents: define permit/forbid/require rules, enforce them at runtime and keep hash-chained,…

MCP Server
A

AgentAegis

Security

Pay-per-call cybersecurity for AI agents: vuln scans, threat intel, compliance, code security.

MCP Server
S

Seal

Security

Stops agents double-charging across processes: exactly one execution, confirmed by the provider.

MCP Server
B

blackwall-mcp

Security

API-key pre-action risk gate: any irreversible agent action (money, SQL, delete, email).

MCP Server
B

basescope

Security

Read-only safety checks for Base and EVM: honeypot and rug-pull detection, risky approvals, verified source, balances, ENS and Basenames,…

MCP Server
S

State of Web Vitals

Security

Core Web Vitals metrics by CMS, CDN, and framework — free remote MCP, no auth.

MCP Server
G

governed-mcp-gateway

Security

HTTP MCP gateway that attaches a principal to tool calls and SSE streams, with allowlists and vault rotation.

MCP Server
T

trust-ledger-os

Security

Trust and risk control plane for AI teams, with phases, routes and a package catalog.

MCP Server
O

OpsecForge

Security

Local MCP tools that keep secrets out of agent context: redact files, scan commits, verify webhooks.

MCP Server
M

mcp-audit-gateway

Security

Transparent MCP proxy that keeps a signed, hash-chained audit trail of agent tool calls, with YAML policy enforcement and OpenTelemetry…

MCP Server
E

Eleion Scanner

Security

Register/verify your domains, queue security scans, and read findings (CVE, severity).

MCP Server
T

toolwrit

Security

Policy sidecar for any MCP server: deny-by-default tool allowlist with argument rules, call and USD budget caps, and a hash-chained audit…

MCP Server
S

skillguard

Security

Static scanner that checks Claude Code skills, plugins and MCP servers for exfiltration, install hooks and prompt injection before you…

MCP Server
X

x402 Notary MCP

Security

Cryptographic receipts for AI outputs on Base or Solana via x402.

MCP Server
H

HallucC — Hallucination & Safety Guardian

Security

Fact-check LLM outputs with cited sources. API key: aihcc.cloud/keys.

MCP Server Reachable
V

verify-proof

Security

Verify timestamp proofs offline, anchor hashes through ProofLedger, keep agent run receipts.

MCP Server
T

tamperlens-mcp

Security

Was this document edited, did its redactions hold, is it safe for a model to read — Tamperlens API.

MCP Server
V

VulnFeed

Security

Dependency vulnerability scanner with EPSS scoring. 9 MCP tools. Free tier + x402.

MCP Server
R

rails-mcp

Security

Default-deny action registry, append-only spend ledger, and human sign-off audit trail (MCP tools).

MCP Server
B

blastradius-mcp

Security

Zero-trust security proxy, pre-execution blast radius simulation, DLP secret redaction, and cryptographic audit logging for MCP.

MCP Server
R

rqwstr-mcp

Security

AI-native HTTP security testing MCP server — 17 tools with raw HTTP/1.1 + HTTP/2 control

MCP Server
P

Perspective API Alternative (Toxicity Detection)

Security

Toxicity scores (0-1) for text before an agent posts it. Perspective API compatible. No LLM.

MCP Server Requires auth
V

vorim-mcp-server

Security

AI agent identity, permissions, trust scores, and tamper-evident audit trails via Vorim AI

MCP Server
M

mcp-server-mcpindex

Security

Find MCP servers by describing a task and get advisory trust screens before connecting, using the mcpindex directory.

MCP Server
V

verity-mcp

Security

Fail-closed verify-before-you-act gate for AI agents. Signed receipts. Pay-per-call via x402.

MCP Server
A

attest — verification for AI agent artifacts

Security

Verify artifacts produced by AI agents: schema, emptiness, provenance, authority.

MCP Server Reachable
C

checker-mcp

Security

Domain security & privacy checker as an MCP server. 17 live checks, 0-100 score, local-first.

MCP Server
M

MCP Security Guard

Security

Audit MCP servers for tool poisoning, rug pulls and supply-chain risk (OWASP MCP Top 10).

MCP Server
L

Latchpoint

Security

Offline, read-only auditing of MCP client configuration files with redacted findings

MCP Server
5

54ch10-mcp

Security

JSON risk briefs for wallet addresses, tokens and URLs: scores, flags and sources from phishing, scam and URL-reputation heuristics,…

MCP Server
E

etch-mcp

Security

Etch is a signed audit chain for AI agent decisions, offline-verifiable against pinned public keys.

MCP Server Requires auth
G

guardrail-mcp

Security

Enterprise security and code-safety guardrail for AI agents featuring AST taint analysis, SARIF/SBOM generation, and policy gates.

MCP Server
S

shieldly-io/mcp

Security
Official

AI-Powered AWS security analysis: scan IAM policies and CloudFormation for risks and escalation.

MCP Server
S

SafeNode MCP Gateway

Security

Policy proxy for MCP tool calls. A denied call never reaches the downstream server.

MCP Server
S

SaveSaveSaveSave

Security

Check messages, npm packages and crypto addresses before acting. Read-only scanner tools.

MCP Server
S

sealmyapp-tools

Security

Offline security helpers for AI-built (vibe-coded) apps: classify whether a key is safe to expose, generate Supabase RLS audit SQL and…

MCP Server
T

trustscoreagent

Security
Official

Check the reputation of AI microservices and public APIs from an open trust registry.

MCP Server
V

VERAX

Security

The body an agent asks before it acts: decide, approve, and keep a signed record on your machine.

MCP Server
A

aws-audit-scanner

Security

Read-only AWS audit scanner: public S3 buckets, root and user MFA gaps, unused access keys, world-open security groups, CloudTrail gaps,…

MCP Server
S

ScreenVerity

Security

Free U.S. exclusion, debarment and licence screening with a signed receipt of the lists checked.

MCP Server