"Creating a phone application similar to Webtrit named Webcaller" matching MCP connectors:

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.

Is a wallet frozen by Tether/Circle? Free freeze checks + full history, screening & KYT. 9 chains.

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.

Ask whether a location has recent credit-card-skimmer detections, from a consumer sensor network.

EU AI Act Art-14 runtime oversight: allow / flag / gate-to-human on an agent action, with receipt.

MCP server teaching AI agents to implement TideCloak: auth, E2EE, IGA, security analysis

Verify a photo's capture time and provenance: C2PA validation, EXIF/XMP, and pixel forensics. Free keyless use; one clear verdict per image. C2PA Conformant Validator, listed on the C2PA Conforming Products List.

Score an IP, email, phone, domain or device for fraud in one call, with the signals behind it.

JWT-gated LLM gateway: authenticate (bcrypt/JWT), then run a LangChain-on-Vertex Gemini completion.

Browse Aevum Security's Singapore cybersecurity services and submit a business enquiry.

Scan any website or MCP server for agent-trust-readiness; returns a signed, verifiable scorecard.

Read devices, users, keys, ACLs and DNS for a tailnet; manage devices, routes and auth keys.

Scan your home network and local machine for security risks, open ports, weak Wi-Fi, unknown devices. Providing with a trust score and clear explanations.

Trust infrastructure for AI agents: read a verifiable Trust Rating, claim an identity, earn a badge.

Measure how AI assistants cite your brand. Returns measured data and ready-to-apply fixes.

Self-destructing secret sharing for AI agents: encrypted burn links for credentials, plus an agent-to-agent dead-drop with exactly-once claim semantics. RAM-only, no database, open source (MIT). Source: https://github.com/mmmpym/flashpaper

Check if a counterparty is safe to pay: trust/risk score for AI agents. Scam/phishing screen.

Verify a skill, tool, or package for malicious behavior before your agent installs it. Hosted.