Security & Testing MCP Servers for Perplexity

KYB for AI agents: verify business registrations from MCP clients.

Local read-only cyber evidence integrity checks and aggregate comparison (alpha).

Trust verification for AI agents: identities, domains, phishing, contacts, Trust Circle, Vault.

Phishing/typosquat domains imitating a brand, from CT logs. Weekly email: $2.99/mo on Gumroad.

Data-breach & credential-exposure check for one owner-approved email. $1 USDC on Solana (x402).

Research honeypot. Logs connections and tool arguments; injects instructions. Read README first.

Timestamp & verify evidence on-chain, free. Proofpack: a portable BEEF+BUMP proof bundle per txid.

AI security scanner for Solidity + free CC0 dataset of Sherlock audit-competition acceptance rates.

Document fraud detection for manipulated, fake and AI-generated PDF and image documents.

Hunt zero-days by talking to binaries. 40+ tools. Hosted, OAuth + SSO, invite: hi@byteray.ai

CASP Checklist: the site's own MCP server — checker, enquiry (enquiry = a human handoff, not a...

Investigate security events and manage the allow/deny lists an analyst acts on.

TLS cert verdict (OK/WARN/CRITICAL/UNKNOWN) from the served chain: expiry, revocation, alerts

Free SSL/TLS certificate checker: expiry, chain trust, hostname match, TLS version, A/B/C/F grade.

Create and manage your own Certificate Authority for internal HTTPS.

Production-grade cryptography toolkit with 31 MCP tools for classical, PQC, and KMS workflows.

MCP server for Cisco Umbrella's deployment, admin, policy, reporting, and investigate APIs.

ClearlyDefined — the licence, copyright attribution and provenance actually found inside an…

Scan a page for hidden prompt-injection payloads targeting AI agents.

IaC attack-path auditor: finds internet-to-crown-jewel chains in Terraform/CFN/K8s.

OWASP threat scanner auditing codebases for safety leaks.