Security MCP Servers

Security topic — 267 MCP servers, ranked by GitHub stars.

A

AIMarket MCP Gateway

Security
Official

Stdio + HTTP MCP gateway: SSRF-hardened web_fetch, web_search, metis_verify, market_search.

★ 1 MCP Server
A

ARGUS-3 MCP Server

Security
Official

ARGUS-3 stdio MCP with WARDEN firewall: argus_ask, argus_status, argus_capabilities.

★ 1 MCP Server
H

hejdar-mcp

Security

Runtime policy enforcement for AI agents: evaluate actions against organization policies before execution, in observe or enforce mode.

★ 1 MCP Server
T

truecopy

Security

Supply-chain gate for agent skills and MCP servers: detects poisoned tool definitions, pins servers by hash, checks drift in CI and…

★ 1 MCP Server
B

bebravebekind/mcpskills-server

Security

Trust scoring for MCP servers, AI skills & npm packages — 15 signals + safety scanning.

★ 1 MCP Server
A

agentradar-mcp

Security

Trust scoring, scam detection, and EAS attestations for ERC-8004 + x402 agents on Base.

★ 1 MCP Server
P

PromptSpeak Governance

Security

Pre-execution governance for AI agents. Validates tool calls before they execute.

★ 1 MCP Server
D

depscope

Security

Package intelligence across many ecosystems: health, vulnerabilities (OSV, CISA KEV, EPSS), typosquats, malicious packages, alternatives…

★ 1 MCP Server
R

redact-pdf-mcp

Security

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

★ 1 MCP Server
U

Umbra

Security

Trust score for AI-generated code: scan repos, guard agent file writes, get a 0-100 score.

★ 1 MCP Server
D

DCL Trust Oracle — AI/LLM Output Audit (x402 MCP)

Security

AI/LLM agent output audit MCP: policy eval, tamper-evident chain, AI safety, x402 USDC on Base.

★ 1 MCP Server
G

gautam-u/sieve-mcp

Security

Local macOS scanner for secrets leaked into AI tool chat transcripts, with redacted findings, placeholder-only redaction and…

★ 1 MCP Server
C

cleaner-code

Security

Scans AI-generated code for invisible Unicode, Trojan Source, and supply-chain threats.

★ 1 MCP Server
S

Small Print

Security

Check an MCP server, skill or plugin before your agent uses it: tool text on record, changes graded.

★ 1 MCP Server
M

mcp-inspector

Security

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

★ 1 MCP Server
S

skillssafe-mcp

Security

Scan SKILL.md files, MCP configs and system prompts for credential theft, prompt injection, zero-width character attacks and ClawHavoc…

★ 1 MCP Server
V

Volta Notes

Security

Burn-after-read encrypted notes. E2E encrypted, decentralised on the Internet Computer.

★ 1 MCP Server
M

ModelSafetyMCP

Security

Scan ML model artifacts, URLs and directories for unsafe serialization, malicious patterns and risky packaging using ModelScan, PickleScan…

★ 1 MCP Server
F

Frisk

Security

Screen the counterparty of an x402 payment before an agent pays it. Runs offline by default.

★ 1 MCP Server
C

clawguard-mcp

Security

Security scanner for AI agents that detects prompt injections using regex patterns.

★ 1 MCP Server
S

securecode-mcp

Security

Secrets vault for Claude Code with audit logs, access rules, and AES-256 encryption.

★ 1 MCP Server
K

kakunin-mcp

Security
Official

X.509 identity, risk scoring, and audit logging for AI agents. MiCA + EU AI Act compliant.

★ 1 MCP Server
G

Gooo saved tool definitions

Security

Compare recorded MCP tool definitions before reusing a saved tool selection.

★ 1 MCP Server
A

agentforge-trust-mcp

Security

Query AgentForge Trust Scores for MCP servers before connecting, covering security, code health, behavioral audit, community trust and EU…

★ 1 MCP Server
L

Lazaretto

Security

Supply chain security: free npm lockfile malware check, paid scan of packages, skills, MCP servers.

★ 1 MCP Server
A

AW-1 Sovereign Circuit Breaker

Security

Deterministic sub-0.2ms AST security circuit breaker and agent containment engine.

★ 1 MCP Server Reachable
D

DechoNet

Security

Moved to com.dechonet/mcp. 25 security tools, hosted at https://dechonet.com/mcp

★ 1 MCP Server
P

pentagonal

Security

AI smart contract forge — 8-agent security audits, generation, and compilation across 8 chains

★ 1 MCP Server
W

web-exposure-mcp

Security

Read-only check of a live URL for publicly exposed secret files: .git, .env, JS source maps, backup/SQL dumps, directory listings and…

★ 1 MCP Server
F

Feldspar free repository security scan

Security

Free deterministic security scan of public git repos: OSV.dev vulnerable deps, secrets, config lint.

★ 1 MCP Server Reachable
Q

Qiniso

Security

Deterministic fact verification for AI agents — checksums & curated data, not guesses.

★ 1 MCP Server Reachable
S

SecureAudit-MCP

Security

Static C/C++ memory-safety scanning and PE/ELF binary protection audits (ASLR, DEP/NX, SafeSEH, PIE), with remediation via secure templates.

★ 1 MCP Server
R

rob925/mcp-shield

Security

Static security scanner for MCP servers and agent tools: detects secrets, shell execution, risky tool descriptions, environment access and…

★ 1 MCP Server
A

agentic-wallet-guardian-v3

Security

Explainable ALLOW/WARN/BLOCK risk decisions for AI agent actions before execution, signed as OAA.

★ 1 MCP Server
D

dawshund_mcp

Security

Enumerate AWS IAM data, analyze effective permissions and visualize access relationships across users, roles and resources, based on…

★ 1 MCP Server
S

scamverify-mcp

Security

Scam and threat checks for phone numbers, URLs, texts, emails, documents and QR codes using FTC/FCC complaints, URLhaus and ThreatFox,…

★ 1 MCP Server
P

pod

Security

Least-privilege compiler for agents: record real tool calls, compile a minimal policy, enforce it at an MCP gateway and keep a…

★ 1 MCP Server
A

agentscore-mcp-server

Security

MCP security trust layer: scan packages, inspect repos, check exposure, monitor changes.

★ 1 MCP Server
A

Algenta MCP Server

Security
Official

Governed data discovery, exact queries, decisions, simulations, and runtime utilities over MCP.

★ 1 MCP Server
M

mcp-regulated-ai-compliance

Security

Regulated-industry AI compliance: EU AI Act, APRA, NIST AI RMF, ISO 42001, AU AI Safety.

★ 1 MCP Server
V

vaulted-mcp-server

Security

Share end-to-end encrypted, self-destructing secrets from an agent, reading them from env vars or files so they stay out of LLM context.

★ 1 MCP Server
W

wei9072/aegis

Security

Admission control for agent file edits: checks syntax, structural-cost regressions and workspace boundaries, returning BLOCK, WARN or PASS…

★ 1 MCP Server
H

HVTracker MCP

Security

Pre-connect trust checks for AI agents and MCP servers using HVTracker's public trust registry.

★ 1 MCP Server
C

captcha-mcp

Security

Charge AI agents per-call without accounts. PoW solve = free tier, Lightning = paid tier.

★ 1 MCP Server
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