Security MCP servers
Security scanning, identity and secrets. Every server below is from the official MCP registry and is checked by us each day.
Security
1,570 servers · page 22 of 53
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quantakrypto pqc-tools
io.github.quantakrypto/pqc-toolsScan code for quantum-vulnerable cryptography and get NIST post-quantum migration guidance.
Live 114 ms -
Mind the Gates — UK level crossings
uk.mindthegates/crossingsLive barrier status and closure forecasts for ~1,600 UK level crossings. Public data, no auth.
Live 297 ms -
Moonlings — Local Business Intelligence
ai.moonlings/moonlingsAI visibility + fact-checks (ChatGPT/Perplexity), review gaps & competitor scans, local SEO.
Live 1510 ms -
ContextOverflow
org.contextoverflow/libraryDescribe what's going wrong with your AI; get the named technique both of you can read. No auth.
Live 558 ms -
Royaltea Public
technology.royalty/royaltea-publicFree no-auth game-dev tools: revenue splits with real store cuts, agreement drafts, studio setup.
Live 501 ms -
AITWIRE
com.aitwire/authorityBusiness-published entity records with confirmation dates: look up, page feeds, check claims.
Live 1809 ms -
Mcp
com.secdim/mcpPersonalised developer security learning pathways from SecDim's challenges and courses.
Live 396 ms -
ScanHood
xyz.scanhood/mcpOn-chain honeypot/rug scanner, market data, and launch tools for Robinhood Chain (EVM 4663).
Live 994 ms -
Nslookup
io.github.venomseven/nslookupDNS lookups, health reports, SSL certs, security scans, GEO scoring, uptime checks
Live 413 ms -
Coin Signal
com.airblockfz/coin-signalCrypto bottom/top signals: verdict + score per coin, market scans. Pay-per-call x402.
Live 226 ms -
Commodity Signal
com.airblockfz/commodity-signalCommodity futures bottom/top signals: 28 futures, verdict + score, scans. Pay-per-call x402.
Live 366 ms -
Dubai Property Signal
com.airblockfz/dubai-property-signalDubai property signals: 42 areas, AED/sqft index, verdict + rankings. Pay-per-call x402.
Live 191 ms -
Fx Signal
com.airblockfz/fx-signalFX bottom/top signals: 48 pairs (USD/KRW base), verdict + score, scans. Pay-per-call x402.
Live 304 ms -
Inflation Signal
com.airblockfz/inflation-signalInflation & Fed liquidity thermometer: 47 macro series, too_low..too_high. Pay-per-call x402.
Live 157 ms -
Seoul Apt Signal
com.airblockfz/seoul-apt-signalSeoul apartment signals: 25 districts from official transactions, scans. Pay-per-call x402.
Live 102 ms -
Evidence Ledger
com.saasdossier/evidence-ledgerRead-only MCP: free OpenAI security evidence ledger (55 fields) + SaaSDossier release register.
Live 205 ms -
TofuBofu AI Visibility
com.tofubofu/ai-visibilityFree AI visibility scan for any B2B company: see how often AI engines recommend it, plus the fixes.
Live 235 ms -
Mcp Server
com.abbyseo/mcp-serverScan any URL for on-page, technical & content SEO; 0-100 score with copy-paste fixes.
Live 983 ms -
HODLXXI Read-Only
io.github.hodlxxi/hodlxxi-readonlyPublic read-only MCP server for HODLXXI agent identity, trust, receipts, and verification.
Live 150 ms -
Booking
com.mydriverparis/bookingBook a private driver in Paris: live quotes, airport transfers, tours, VIP Meet & Greet. No auth.
Live 351 ms -
Tollbooth
io.github.huwhitememes/tollbooth37 paid x402 MCP tools for OSINT, prediction markets, web intel, and agent security on Base USDC.
Live 3144 ms -
Retro Diffusion Pixel Art
ai.retrodiffusion/pixel-artGenerate authentic pixel art - sprites, animations, and tilesets - from any MCP client
Live 577 ms -
Fabler x402 Tools
com.fablerlabs/x402-toolsFree catalog and 2,048-character secret-scan preview for Fabler's x402 agent tools on Base.
Live 841 ms -
MeSquared Visibility
io.github.rmach816/mesquared-mcp-serverPublic-site SEO/AEO readiness scans with evidence scores, issues, and clear measurement scope.
Live 174 ms -
Mcp
com.domainposture/mcpRemote MCP server: 19 domain-hygiene and email-auth tools (DNS, SPF, DMARC, DKIM, TLS).
Live 660 ms -
SimplyScan
io.simplyscan/simplyscanSecurity, SEO and AI-visibility scanner for web apps · free scans and focused checks via MCP.
Live 2044 ms -
JassWiki — Swiss Jass Authority (AMCP v0.1)
ch.jassverband/jasswikiFirst production Authority-MCP. W3C VC attested by Jassverband Schweiz.
Live 599 ms -
ZEN SecDB
cloud.nttzen.secdb/zen-secdbZEN SecDB MCP server for CVE intelligence, CVSS/EPSS scoring, advisories, SSVC, and package audits.
Live 289 ms -
LebenslaufHeld
de.lebenslaufheld/mcpGerman CV builder: render real PDFs (20 templates), ATS + completeness checks. Anonymous, no auth.
Live 173 ms -
MCP Kill-Chain Research — Stage 1 (Identity ≠ Behavior)
dev.gtfo/mcp-killchain-stage1-weatherSecurity research: MCP registries verify identity, not tool behavior. See gtfo.dev.
Live 799 ms
Data: the official MCP registry, read daily. Live status, response time and tool lists come from our own check: we connect without credentials, so servers that need a key show as "Live, key required". Maintainers can add a "Listed on NestDaddy" badge from their server's page.