Security MCP servers

Secrets, credentials, authentication, scanning and vulnerability management servers.

26 of them are hosted endpoints you can connect to over HTTP without installing a package.

✨ New this week

HHelixar Securityby helixarSecurity tools for AI agents: scan MCP servers, validate HDP delegation chains, audit releases.

Streamable HTTP

MMicrosoft Windows Security Updates (MSRC CVRF) — buy per-query in-session (msrcwatch)by a2awireMSRC Windows updates: CVE rollups, Patch Tuesday. Register in-session — free testnet funds.

Streamable HTTP

GGuide Registryby aiengineerprofessionalRead-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

Streamable HTTP

BBlackVeil DNS & Email Security Scannerby blackveilsecurityDNS and email security scanner with 81 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

Streamable HTTP

AAepby focusgtsFull-CRUD server for AEP, Journey Optimizer and CJA. 61 tools from one OAuth credential.

npm

Domain Intelligenceby oti-labsWHOIS/RDAP, DNS, SSL, live subdomains with IPs, and SPF/DMARC/DKIM for any domain.

Streamable HTTP

Scanndby scanndTrigger security scans and read reports/vulnerabilities via the hosted Scannd API. Free: 2 scans/mo.

npm

TTLS Radarby tlsradarSSL/TLS scanning, free Let's Encrypt issuance, and certificate-expiry monitoring.

Streamable HTTP

XXtracticleby xtracticleRead public X (Twitter) posts, threads and X Articles as clean Markdown. Read-only, no auth.

Streamable HTTP

GGuide Registryby guideRead-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

Streamable HTTP

SSalesleader Deskby guideRead-only Sales Leader Guide desk: writers roster and magazine pieces. Public, no authentication.

Streamable HTTP

GGuide Registryby guideRead-only Bicycle Guide registry: published guides, homes, taxonomy, capability spine. No auth.

Streamable HTTP

Sn1per MCP Server: pentest, recon and attack surface scanningby 1N3Run scoped, authorized Sn1per pentest, recon and attack surface scans from AI agents; read findings.

Python

11Claw Vaultby 1clawAIHSM-backed vault secrets for AI agents (JIT fetch) plus prompt-injection and threat scanning.

npm

SSolana Security Standardby Copenhagen0xScan Solana/Anchor code against the Solana Security Standard and serve the ruleset to MCP clients.

npm

HHyperiux Vaultby Hyperiux-Immersion-LabsBrowse, inspect, and retrieve installable React and Next.js interaction effects from Hyperiux Vault.

npm

Ccloud-auditby gebalamariuszAWS security scanner with attack chain detection, IAM privilege escalation, and fixes

Python

DDomain Trust Check (DNS, Email Auth, TLS, Headers)by pcp183Check a domain's DNS, SPF/DMARC and TLS before trusting it. $0.003/call via x402.

Streamable HTTP

Tailscale RMCPby dinglebearRust MCP server and CLI for Tailscale devices, users, keys, policies, and auth.

npm

MMarkdown Vault MCPby pvliesdonkGeneric markdown vault MCP with hybrid search

PythonDocker

MMcp Safeguardby cognivatorsMCP server security scanner: detects prompt injection, credential leaks, SSRF, tool poisoning.

Python

OOnepasswordby pulsemcpMCP server for interacting with 1Password via the CLI to read and manage credentials.

npm

VVault Knowledgeby seanwinslowRead-only MCP over a vault's typed knowledge graph: concept search, contradictions, article fetch.

npm

SStackhawkby stackhawkAn MCP server that provides interaction with StackHawk's security scanning platform.

Python

CCybersec Toolkitby 26zlAuthorization-gated MCP server to discover and run 670+ security tools for CTF, pentest, and DFIR.

Docker

11passwordby CakeRepositoryMCP server for 1Password service accounts — tools and resources for vaults and credentials

npm

MMcp Bastionby Gowthaman90Reliability + security proxy for MCP: runtime tool-security and a compliance-mapped audit trail.

npm

CClavisby KN0WBOTEncrypted credential vault for AI agents — auto OAuth refresh, rate limiting, audit logging.

npm

Abnormal Security MCPby ServosityAbnormal Security email threats, cases, and reporting in your terminal and your AI agents.

mcpb

WWARDEN — MCP Security Firewallby alexar76MCP security firewall: stdio wrap proxy or inspection tools; zero runtime dependencies.

npm

NNetintel Mcpby kjgueyeMCP server for NetIntel — DNS, SSL, WHOIS, email security, OSINT via x402 micropayments

npm

Arketoby arketoDraw your app's architecture on a live canvas and flag the bottlenecks and security gaps.

Streamable HTTP

BBAM Kaarsen catalogby beSearch and browse the BAM Kaarsen candle catalog and white-label offering. Read-only, no auth.

Streamable HTTP

Auditon security assessmentsby auditonRead-only access to your Auditon vulnerability scans: findings, endpoints, reports and changes.

Streamable HTTP

AEO Inspectorby aeoinspectorAEO scan, 16-engine AI report and one-domain security + AEO report with fixes (x402 USDC).

Streamable HTTP

LLogin Vaultby botrecipeScoped login vault: your bot signs in to sites without ever seeing the password.

Streamable HTTP

RRaconteur AI Gatewayby getbotlensMCP gateway for raconteur.com: articles, search and full text. Read-only, no auth.

Streamable HTTP

OrionCMD Checksby orioncmdDomain threat checks, a 30-day domain watch, TLS/DNS/email-auth checks and a $2 site audit (x402).

Streamable HTTP

scorebadgeby scorebadgeFree website score for speed, SEO, security and AI search readiness, with the fixes.

Streamable HTTP

Tirokdo - Idées cadeaux et Secret Santaby tirokdoSecret Santa Tirokdo : idées cadeaux, lettres au Père Noël, création et suivi des tirages organisés

Streamable HTTP

DnsGuardby workersCheck a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.

Streamable HTTP

KKrakenShieldby euQuick HTTPS/SSL check of any website, cybersecurity glossary and KrakenShield prices.

Streamable HTTP

SSeal Securityby sealsecurityVulnerability management: scan projects, search sealed packages, manage sealing rules and reports.

Streamable HTTP

Cognitaby fmeloPassive OSINT and security recon: DNS, TLS, email posture, IP reputation, CVE/KEV, CT logs.

Streamable HTTP

spintax.net MCP serverby spintaxWrite, validate, render and analyze spintax templates. Backed by @spintax/core. No auth.

npmStreamable HTTP

PPassword Change Managementby pwMCP tools for password and account management

Streamable HTTP

Directory total: 21,839 servers.