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MARKET MONITOR / CATALOGUE Services 109,457 MCP listed 39,819 x402 69,693 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources

Security

Vulnerability data, scanning and audit services. A listing here is not an endorsement of the scanner’s accuracy.

9,939 services with a source 415 pages

Owasp API Top10 Audit x402 REST

Paid OWASP API Security Top 10 (2023) one-call composite audit (cycle 151, x402 $0.001) - fetches target URL + probes 24 conventional API paths in parallel via ThreadPoolExecutor, runs all 10 OWASP 2023 category checks:...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Cache Poisoning Vulnerability x402 REST

Paid web-cache-poisoning + deception active probe (cycle 145, x402 $0.001) - 5 unkeyed-header probes (X-Forwarded-Host + X-Original-URL + X-Forwarded-Prefix + X-Host + X-Forwarded-Server + X-Forwarded-For + X-Forwarded-P...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Security Header Mutation Test x402 REST

Paid security-header mutation test (cycle 143, x402 $0.001) - fetches target URL 5x with deliberately different fingerprint headers (Chrome desktop + Firefox + Mobile Safari + python-requests bot + baseline); compares th...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

WASM CSP Analyzer x402 REST

Paid WebAssembly CSP + wasm-unsafe-eval coverage analyzer (cycle 137, x402 $0.001) - fetches target URL, scans for WASM indicators (inline WebAssembly.instantiate/compile + .wasm file references + <link rel=preload as=fe...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Request Smuggling Evidence x402 REST

Paid HTTP request-smuggling CL.TE/TE.CL/TE.TE tolerance evidence probe (cycle 129, x402 $0.001) - opens low-level socket (bypasses urllib header normalization) to target host, sends 6 PortSwigger-style evidence requests...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Feature Policy Audit x402 REST

Paid Permissions-Policy + Feature-Policy header audit (cycle 124, x402 $0.001) - fetches target URL + iterates ALL Permissions-Policy (modern) AND Feature-Policy (legacy) headers, parses 17 tracked features (camera/micro...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Clickjacking Risk x402 REST

Paid clickjacking-protection audit (cycle 115) — fetches the page headers + body, audits (a) X-Frame-Options presence + value (DENY/SAMEORIGIN valid, ALLOW-FROM deprecated per Chrome/Edge), (b) CSP frame-ancestors policy...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Accessibility Aria Audit x402 REST

Paid deep WAI-ARIA accessibility audit (cycle 113) — parses every element with role= or aria-*, checks INTERACTIVE ROLES MISSING ACCESSIBLE NAMES (button/checkbox/combobox/img/link/listbox/menu/menuitem/option/progressba...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Brand Impersonation Risk x402 REST

Paid brand-impersonation risk synthesis (cycle 106) — aggregates 8 signals (domain age via crt.sh, BIMI RFC 8848 record, RFC 9116 security.txt, llms.txt presence, /.well-known/x402 honest declaration, https→http redirect...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

HTTP2 Settings Probe x402 REST

Paid active HTTP/2 SETTINGS frame probe (cycle 106) — opens fresh TCP, performs TLS 1.3 handshake with ALPN ["h2", "http/1.1"], sends the HTTP/2 client connection preface (PRI * HTTP/2.0 + 24-byte magic + client SETTINGS...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Header Policy Audit x402 REST

Paid deep HTTP header policy audit — 30+ headers across 12 groups: CSP (Content-Security-Policy + Report-Only) + HSTS (max-age + includeSubDomains) + COOP/COEP/CORP/Origin-Agent-Cluster + Permissions-Policy (feature list...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Redirect Security x402 REST

Paid redirect-chain security audit — full chain traversal (max 10 hops), open-redirect detection (//, @, javascript:), cross-domain count, https-only check, meta-refresh detection, redirect-security_score A-F grade via x...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

TLS Handshake Probe x402 REST

Paid deep TLS handshake probe — TLS version (1.0/1.1/1.2/1.3) + cipher suite classification (aead-strong/strong-fs/weak/legacy-fs) + ALPN negotiation (h2/http1.1) + Alt-Svc h3 HTTP/3 endpoint discovery + key_exchange gro...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Cache Freshness x402 REST

Paid cache-freshness strategy audit — probes HTML page + /favicon.ico + /robots.txt + /sitemap.xml + first stylesheet URL + first script URL; for each captures Cache-Control directives + ETag + Last-Modified + Age + Vary...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Forms Check x402 REST

Paid form security + accessibility audit — per-form action analysis (empty/#/javascript:/data:/mixed-content http-on-https), method (GET with passwords = credential-in-URL), enctype (text/plain CRLF injection), target=_b...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

CSP Deep x402 REST

Paid deep Content-Security-Policy analyzer — parses ALL 4 CSP delivery mechanisms (header + meta + report-only variants), classifies each source value (wildcard/scheme/host/nonce/hash/unsafe-inline/unsafe-eval/strict-dyn...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

HTTP Method Policy x402 REST

Paid HTTP-method policy + dangerous-method exposure audit — OPTIONS Allow/DAV/ACAO/ACAM + TRACE echo-back + CONNECT + PUT/DELETE/PATCH write exposure + 4 method-override header sniffing (X-HTTP-Method-Override/X-Method-O...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Cookie Samesite x402 REST

Paid per-cookie security-flags deep audit — parses every Set-Cookie individually for SameSite (Strict/Lax/None/missing/Lax-by-default-heuristic) + Secure + HttpOnly + Path + Domain (broad-domain detection) + Max-Age + Ex...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Security TXT Audit x402 REST

Paid security.txt RFC 9116 deep audit — path discovery tries /.well-known/security.txt then /security.txt, parses all fields with line-continuation support, strict Contact format validation (mailto: + https://), strict E...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Exposure Surface x402 REST

Paid security exposure-surface audit — HSTS preload-list membership via hstspreload.org API + HSTS header detection, RFC 9116 security.txt presence+format-validity (Contact/Expires/Canonical/Preferred-Languages), 18-path...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Canonical Audit x402 REST

Paid canonical URL consensus audit — link rel=canonical + HTTP redirect final + og:url + twitter:url + JSON-LD url/@id/mainEntityOfPage + hreflang x-default compared, consensus URL + agreement_count + canonical_health_sc...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Compliance Snapshot x402 REST

Paid composite agent-trustworthiness score — security headers (HTTPS/HSTS/CSP/XFO/XCTO/RP/PP) + discoverability (robots/sitemap/llms.txt/security.txt) + standards (structured data/lang/cookie consent) rollup with A-F gra...

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

Securityheaders x402 REST

Paid HTTP security header audit (CSP/HSTS/X-Frame-Options/etc) via x402

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

SEO Audit x402 REST

Paid comprehensive SEO audit (title length, meta description, canonical, robots, viewport, OG/Twitter, JSON-LD, hreflang, favicon, sitemap + A-F grade) via x402

6xrkjcfa3yrzvefcpvanurzou4.srv.us Security checked 2026-10-26
0 USDC per call per call

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