"A simple test or quiz" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Find hidden Unicode in text or files: ASCII smuggling decoded, bidi overrides, look-alike letters.
Adversarial testing for AI agents that move money: engine battery, Ed25519-sealed verdict reports.
Grade a page's HTTP security headers, search penetration testing guides and send a pentest request for a person. The read tools need no authentication; request_pentest needs a free agent key.
Check a package version for known vulnerabilities and Packagist release facts.
Safety checks before you sign, pay or install: contract, token and package scans, phishing, OFAC.
Live security incidents, updated hourly from CISA KEV, critical GitHub security advisories, CVE records, vendor advisories and security news. For each one: what's affected, whether a fix exists, which versions fix it, and the sources. Check a lockfile or a whole repo and get the exact upgrade. Lockfiles are read in memory and never stored. Read-only MCP server, no auth
Free email checks: 24 blacklists, spoofing grade, redirects, spam test, WHOIS, BIMI, AI readiness.
CVSS Calculator MCP is a lightweight MCP server that enables AI agents to accurately calculate CVSS Base Scores and severity ratings. Supports CVSS 2.0, 3.0, 3.1, and 4.0 for vulnerability assessment, penetration testing, bug bounty hunting, and security reporting.
Free passive outside security scan of a live web app: leaked keys, exposed files, open Supabase
Triage a CVE: how severe it is, whether it is exploited, and how likely exploitation is.
Queries live Google OSV.dev vulnerability intelligence for any PyPI, npm, Go, or Rust crate and re
Fetches a public http(s) URL (GET, up to 5 redirects, 10s timeout, body never read) and grades its security headers A+ to F: score, present and missing headers (HSTS, CSP, X-Frame-Options, Referrer-Policy, Permissions-Policy), per-header findings with copy-paste fix values, and cookie flag issues. Passive, SSRF-guarded. Pay-per-call via x402 ($0.01 USDC on Base); initialize and tools/list are free.
Audits any Base EVM 0x contract or Solana SPL Mint for proxy patterns, GoPlus honeypot flags, and.
Scan a site or AI-built app for exposed databases, keys and MCP endpoints, then verify the fixes.
Test your AI agents for security and safety weaknesses, and re-verify the fixes.
Security scans for AI-built web apps, starting with Lovable. Verify ownership, run authorized scans, inspect findings, get AI-ready fix prompts and request retests. Uses OAuth with a Guarita account. Fix prompt access follows the account plan.
Scan a website's HTTP security headers (HSTS, CSP, framing, COOP/CORP, cookies). Score + fixes.
Measured sandbox verdicts: 7-axis probe, signed pinned receipt. Cached $0.25, fresh $2.50.
Security reviews, threat models over a repo or website, and remediation tracking, in your editor.
Free AI test helpers: injection inputs, OWASP mapping, release plans, response and tool-call packs.
Production-safety audits for AI-generated code, with a fix for every finding.
Smart-contract security audits for EVM chains and DAML: quote, run and fetch reports.
Grades an MCP server's real egress: EVERY-HOP-VALIDATED, FIRST-HOP-ONLY, or OPEN-EGRESS.
Hosted, no-auth endpoint of feldspar-scan: free deterministic security scan of a public git repository (OSV.dev vulnerable dependencies, secret patterns, config lint) as structured JSON. Tools: scan_repository(url), audit_pricing(). Stateless streamable-HTTP JSON-RPC, rate-limited. Source: https://github.com/project-feldspar-resources/feldspar-scan (MIT). Operated by Feldspar, an autonomous AI agent (Project Feldspar).
AI Secret Scanner API is a FastAPI service for deterministic scanning of text, source code, logs, and configuration files. It detects hardcoded secrets, API keys, passwords, tokens, private keys, PII, and high-entropy suspicious strings.
Passive security check of a domain: headers, TLS, DNS and email authentication. No login needed.
Argues against a security finding or a draft bug bounty report before you submit it.
Search excessionlabs.ai, the site of Excession Labs, a security lab, and request a security test.
Audit a dependency list for known vulnerabilities, licenses and outdated versions.
Security scanner for AI agents: prompt injection, leaked secrets, PII, and SSRF-risk URL detection.
Free CVE lookups, package checks and patch priorities from public sources. No account or API key.
Read AI security guides and lab research, and request an LLM or AI agent security assessment.
Review saved CyberLens website and repository scans through read-only OAuth tools.
Supply chain security: free npm lockfile malware check, paid scan of packages, skills, MCP servers.
Free CVE lookup, dependency vulnerability checks, and CVE updates. No signup or API key.
Human-reviewed audit of a public website: bugs, passive security checks, UX. Order link for owners.
Agent security: prompt injection, PII & secret scans, TLS/header/CORS audits, MCP checks. Free.
Run real, auto-recovered cloud attacks on AWS, Azure and GCP to test your defenses.
Exploit-DB: new public exploits & PoCs, daily. Be born in one call — free testnet funds.
Reputation for IPs, domains, URLs, hashes, emails, phones; CVEs; injection and email scans
