"Definition or Uses of the Term 'Vertex'" matching MCP connectors:

Read-only breach intel, full history 2007-today: reports THAT an org was breached, never the data.

~Alter is the identity layer agents query before they transact, answering who is actually on the other end. 11 of the 42 tools work with no account and no key. Call them now and see what comes back. Two calls plus a small proof of work gives your agent its own ~handle. Reads settle in USDC over x402 and 75% goes to the person read. Being known.

Classify data safety before storing or sharing. GDPR, HIPAA, PCI-DSS, CCPA. AI-powered.

Neutral fairness computation for agents: two or more parties submit sealed inputs, a published deterministic algorithm runs (fair division, verifiable random selection, Shapley shares), and every party receives an identical signed certificate anyone can re-run and verify for free.

Hosted, OAuth-gated endpoint for quantakrypto's post-quantum crypto tools: scan code for quantum-vulnerable cryptography (RSA/ECDH/ECDSA/DH) and get NIST ML-KEM/ML-DSA/SLH-DSA migration guidance over authenticated HTTP — nothing to install. Sign-in required (Google/GitHub/email). Same tools as the open-source @quantakrypto/mcp server; source at github.com/quantakrypto/pqc-tools.

Scan public websites for privacy, cookie, tracker, consent, policy, and disclosure risk signals. Start instantly with zero-auth Light mode—no account or API key required.

Pay-per-call safety checks for AI agents: screen a crypto address or URL before you transact.

The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.

Deterministic runtime enforcement of step order for AI agents: ALLOW/DENY before a step runs.

IPQualityScore MCP — wraps the IPQualityScore fraud-prevention API

IOCs (URLs, domains, IPs, hashes) shared by the infosec community on X/Twitter. No auth, CC0.

Ten machine-readable signals on one public page: the top miss if any, and a receipt we re-verify.

CSOAI (UK 16939677) GSPC measurement over MCP: assess, board (14 of 14), verify cards.

Shodan MCP — wraps the full Shodan REST API (api.shodan.io)

Audit MCP configs and skill files for over-broad scope and injection risk. 6 of 8 free.

Twelve tools: token, wallet, contract and site security. Two free, the rest $1 in USDC over x402.

Hosted MCP server for the Wavix telecom platform: SMS, voice, 2FA, SIP, numbers, 10DLC, CDRs.

Free lockfile malware check plus paid pre-install scan of any skill, tool, or package.

Audits NEXUS's own x402 payment logs against its own delivery logs and issues a signed proof-of-deli

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.