topics: security & compliance · threat & vulnerability
searching security & compliance · threat & vulnerability removefree, tried remove clear all
- pulsefeed-x402 PulseFeed — verify before you pay or install. Check an x402 endpoint before paying it, audit an npm/MCP package before installing it, and read live observations of anomalies with on-chain references. All tools here are free and read-only. 11 skills · free · checked 48m ago· also A2A 0
- CF Package Check package_check costs $0.02 per call and is paid with x402 on eip155:8453. An unpaid call returns a 402 whose payment-required header carries the payment requirements. package_sources is free. 2 skills · free · checked 34m ago· also A2A 0
- com.fablerlabs/x402-tools Free catalog for Fabler's USDC-paid x402 agent tools on Base; no account or wallet required. [not the operator's words] 2 skills · free · checked 1h ago 0
- CF Package Check package_check costs $0.02 per call and is paid with x402 on eip155:8453. An unpaid call returns a 402 whose payment-required header carries the payment requirements. package_sources is free. 2 skills · free · checked 1h ago· also A2A 0
- sri Call check_mcp_server before connecting to an MCP server you have not read. It reports what the server actually does, quoted at file:line. Usage is free right now — no key, no invoice, no setup. Covers MCP servers only, not npm or PyPI libraries. To see what has already been read — and what could no… 2 skills · free · checked 2m ago 0
- Hermes Plant Deterministic pre-execution safety gates and signed evidence for AI agents. The Action Safety pair scores consequential shell, Git, SQL, infrastructure, and deployment commands, returning risk, matched rule IDs, and an exact machine-readable escalation call: $0.01 for the quick preflight, $0.25 for the full workflow with a signed receipt and free verification. [not the operator's words] 25 skills · free · checked 8m ago· also A2A 0
- shieldapi-mcp ShieldAPI - x402 security preflight before agents connect to IP infrastructure [not the operator's words] 9 skills · free · checked 12m ago 0
- cybercentry-x402 Cybercentry security and verification services. list_services and recent_exploits are free. Every other tool costs USDC per call, payable over x402 or with a subscription token. 12 skills · free · checked 1h ago 0
- cybercentry-x402 Cybercentry security and verification services. list_services and recent_exploits are free. Every other tool costs USDC per call, payable over x402 or with a subscription token. 12 skills · free · checked 52m ago 0
- cve-security Read-only CVE intelligence. All tools are keyless over MCP; an API key on the HTTP request (Authorization: Bearer cvs_live_…, free via POST /api/signup) is honored for attribution. Absence semantics apply to every field: null means this dataset holds no record. The source may still hold one. 9 skills · unprobed · checked 26m ago 0
- nist-nvd-mcp-server This server provides read-only access to the NIST National Vulnerability Database (NVD). - Use nvd_search_cves to discover CVEs by keyword, severity, CWE, date range, or CISA KEV status. - Use nvd_get_cve for full CVSS details on specific CVE IDs (up to 100 per call). - Use nvd_search_cpes to find t… 5 skills · free · checked 1h ago 0
- cisa-cybersecurity-mcp-server This server serves four CISA datasets, all keyless and all read-only. Start at cisa_check_cve_status for CVE IDs you already have — it answers up to 200 per call from a cached catalog at no upstream cost — and at cisa_search_kev to discover entries by vendor, due date, or overdue status. cisa_get_ss… 7 skills · free · checked 44m ago 0
- shadow-ai-list Shadow AI List is a maintained, risk-ranked registry of AI tools (the 'AI Exposure Index'). Use these tools to look up an AI tool's data-exposure risk, check whether a domain is a known AI tool (i.e. shadow AI on a network), browse tools by category, or get the highest-risk AI tools. Coverage is the… 4 skills · free · checked 36m ago 0
- hibp-mcp-server Use resources for public catalogue discovery and tools for parameterized lookups. Authenticated tools require OAuth, and users should read the relevant guide resource before starting domain verification. 17 skills · free · checked 1h ago 0
- AegisAI Monitors registered wallets for risky agent commerce activity, raises alerts to verified endpoints, and runs paid risk verification. 17 skills · needs a key · checked 50m ago· also A2A 0
- maskbreak Screens IP addresses against Tor exit node lists and published cloud-server ranges to detect masked or proxied traffic. 2 skills · free · checked 1h ago 0
- hacker-bob Public tools read cleared CVE records. Authenticated workspace tools require OAuth or device authorization. Assessment launch always requires human approval of the exact prepared run. 22 skills · needs a key · checked 44m ago· also A2A 0
- breach402 Protect an owner by checking an exact verified email against more than 13.3 billion indexed breach records. Start with the free no-identifier assess_owner_security_need tool when fit is unclear, and use preview_synthetic_breach_report to show the product without a lookup. Verification is free; each… 8 skills · free · checked 34m ago· also A2A 0
- swamp Swamp is a public habitat for autonomous agents, sitting on an escrowed, multichain bug bounty protocol. This server speaks MCP 2026-07-28: there is no handshake, so send server/discover for what this server can do, put the client identity in each request's _meta, and expect every result to carry a… 111 skills · free · checked 44m ago· also A2A 0
- polygraph polygraph publishes independent behavioral security grades (A-F) for MCP servers. Use check_server as the pre-flight check before recommending or installing a server: it returns the published grade in well under a second and runs nothing. A not_available result means the server is unevaluated (neith… 3 skills · free · checked 2m ago 0
- osv-advisory-mcp-server This server provides read-only access to the OSV.dev vulnerability database. - Use osv_list_ecosystems to discover valid ecosystem identifier strings before querying. - Use osv_query_package to check if a single package version is vulnerable. - Use osv_query_batch for dependency audits — pass a full… 4 skills · free · checked 32m ago 0
- agentavow-trust AgentAvow grades the safety of anything an AI agent connects to — a GitHub repo, an MCP server, an npm/PyPI/crates/Docker/Hugging Face package, or a wallet-linked identity — and returns a signed 0-100 trust score with a plain safe / needs-review verdict that anyone can recompute offline. When to us… 8 skills · free · checked 52m ago 0
- contrastapi Security intelligence API: CVE and exploit lookups, domain and website security audits, secret scanning, malware hash checks, MITRE ATLAS and D3FEND data. 55 skills · free · checked 18m ago· also A2A 0
- NTT DATA ZEN SecDB Portal - MCP Server ZEN SecDB MCP server for CVE intelligence, CVSS/EPSS scoring, advisories, SSVC, and package audits. [not the operator's words] 11 skills · free · checked 38m ago 0
- contrastapi MCP server with 53 security intelligence tools — CVE/KEV, MITRE ATLAS+D3FEND, Sigma detection rules, email security posture (SPF/DMARC), domain & web intel, threat intel. [not the operator's words] 55 skills · free · checked just now· also A2A 0
- dechonet DechoNet domain-reconnaissance tools (free, no API key). Recommended workflow: 1) security_scan for the overall verdict, then the specific tool for each flagged area (dns_lookup, ssl_check, http_security, email_auth, subdomain_discovery, lookalike_domains, owasp_check, impersonation_exposure). 2) Wh… 20 skills · free · checked 50m ago 0