Security MCP Servers
Browse 42 Security MCP servers on the Vinkius MCP Catalog. Enterprise-grade connectors, operational in seconds.
Doppler MCP
Manage secrets and environment variables via Doppler. List projects, audit secrets, and track activity logs from any AI agent.
NewPiLAB MCP
Manage infrastructure and security via PiLAB. Control PiVirt virtual machines, inspect PiTrust certificates, and oversee 3SO OAuth clients directly from any AI agent.
OOPSpam MCP
Block spam submissions on your forms and comments with an AI-powered filter that catches bots without annoying real users.
Bcrypt Hash Engine MCP
Hash and verify passwords with the industry-standard bcrypt algorithm. Two tools in one: hash with configurable salt rounds, and verify against stored hashes. Pure JS. Zero compilation.
Crypto Hash Engine MCP
Sign API requests and Webhooks deterministically. Instantly generate mathematical HMAC, SHA-256, or MD5 hashes without AI hallucinations.
Crypto Random String MCP
Generate cryptographically secure random strings for API keys, tokens, and invite codes using Node.js crypto.randomBytes().
Geetest MCP
The ultimate anti-bot CAPTCHA API. Validate users, detect bots, and protect your forms with Geetest v4.
4399 Open Platform MCP
Manage 4399 Open Platform game distribution. Validate logins, query orders, and handle leaderboards directly from any AI agent.
Oppo Game Open Platform MCP
Manage Oppo Game Open Platform distribution. Validate logins, query orders, and report game data directly from any AI agent.
Vivo Game Open Platform MCP
Manage Vivo Game Open Platform distribution. Validate logins, query orders, and report game data directly from any AI agent.
Security Audit Prover MCP
An AI agent committed a Stripe API key to git, built SQL queries with string concatenation, and deployed an admin endpoint with no authentication. All in 4 minutes. The key was scraped from GitHub within 90 seconds. This tool forces input sanitization validation, secret management auditing, authentication enforcement, injection prevention, and dependency supply chain checks against OWASP Top 10.
Prompt Injection Shield Prover MCP
LLMs cannot distinguish system instructions from user input. This tool forces 5-layer injection defense analysis: intent isolation, privilege containment, indirect vector scanning, output sanitization, and scope enforcement. OWASP LLM Top 10 #1 compliance.
Regex Explainer Stepper MCP
Decompose complex regular expressions into a step-by-step AST walkthrough and perform safety audits.
New Twitter Mention Spam and Cluster Checker MCP
Detects @-mention clustering and structural spam patterns to prevent shadowbans.
New Prompt Injection Pattern Scanner MCP
Scans user-supplied text for structural patterns associated with prompt-injection attempts.
New GraphQL Query Complexity Analyzer MCP
Analyze GraphQL queries for structural complexity, depth, and token count.
New Webhook Payload Signature Validator MCP
Validate inbound webhook authenticity using HMAC signature verification and timestamp freshness checks.
New JWT Decoder & Validator MCP
Decode JWT segments and verify cryptographic signatures and temporal claims.
New SBOM Dependency Risk Scorer MCP
Analyze SBOM files to quantify supply chain risk through dependency structure, package staleness, and vulnerability exposure.
New Hash Checksum Calculator MCP
Generate, compare, and validate cryptographic and non-cryptographic hashes like MD5, SHA-256, and CRC32.
New Env Variable Config Validator MCP
Validate .env files for structural integrity, type accuracy, and security hygiene.
New License Compatibility Checker MCP
Audit software licenses and check compatibility between dependencies.
New Password Entropy Calculator MCP
Calculate password entropy, identify pattern risks, and verify security policy compliance.
New Environment Variable Usage Auditor MCP
Cross-references environment variable usage against declaration files to find missing or unused keys.
New Regex Safety & Performance Analyzer MCP
Detects catastrophic backtracking and ReDoS vulnerabilities in regular expressions using AST traversal.
New CI/CD Pipeline Config Validator MCP
Deterministic validator for GitHub Actions and GitLab CI configuration files.
New SQL Static Query Analyzer MCP
Perform deterministic static analysis on SQL query strings to detect inefficient, destructive, or insecure patterns.
New API Pagination Logic Verifier MCP
Audit API endpoints for correct pagination patterns to prevent memory exhaustion.
New Cryptographic Action Attestor MCP
Creates a tamper-proof audit trail of every agent action using SHA-256 hashing.
New Directory State Fingerprinter MCP
Generate and verify deterministic cryptographic fingerprints of directory states.
New Filesystem Sandbox Boundary Enforcer MCP
Enforces strict path boundaries and prevents traversal attacks.
New Tool Output Entropy Sanitizer MCP
Detects and redacts high-entropy strings like API keys from tool outputs.