Security MCP Servers
Auth, encryption, vulnerability scanning
1,971 servers
url-safety-validator-mcp
AI-powered URL safety validator MCP server. SAFE/SUSPICIOUS/DANGEROUS verdict for agents.
nexthink-mcp-server
Enterprise-grade Model Context Protocol (MCP) server exposing Nexthink DEX telemetry (saved NQL API queries), Remote Actions, and engagement workflows to LLM agents. Targets MCP spec 2025-11-25 with pluggable auth for every Nexthink credential type.
portcullis-mcp
A firewall and flight recorder for AI tool calls. Proxies MCP traffic, records it, and enforces policy.
mcp-safe-run
Securely launch MCP servers by resolving credentials from external sources.
@traceglass/mcp
Record Model Context Protocol tool calls as tamper-evident traceglass runs
@authjoyio/mcp-server
Model Context Protocol server for AuthJoy authentication
actionfence
Server-side policy middleware for MCP servers and Node APIs with spend limits, approvals, schema drift checks, and signed receipts
Tincan
Shared rooms for existing AI assistants, with messages, files and private memory vaults.
@sentinelreign/guard-proxy
Stdio sidecar firewall for MCP servers, plus the free mcpgrade scanner. Sits between an IDE and the server it auto-executes.
delentia-guard
Enforcing proxy for MCP tool calls: every tools/call is checked against an FDIA policy before it reaches the server, with a hash-chained audit log.
SPACEXPLORATION
Search commercial real estate listings. Reads need no token; authoring is self-serve OAuth (DCR).
@vyriai/mcp-scan
Free, in-process scanner for MCP (Model Context Protocol) servers — detects tool poisoning, typosquats, hidden unicode, base64 payloads, and exposed transports. Same regex / scoring engine that ships with the VyriAI control plane.
io.github.AutomatonColony/automaton-colony
Screen Base smart contracts and B20 tokens: free on-chain check, paid Flash Audit over x402 (USDC).
@getcordon/core
Core proxy engine for Cordon for MCP — the security gateway for MCP tool calls
lokicms-plugin-mcp-auth
Role-based authentication and tool filtering plugin for LokiCMS MCP servers
nominee-mcp
A connected MCP server can still exfiltrate if the model asks — registerNomineeTool checks allow/ask/deny before the handler runs.
@kya-os/mcp-bri
Give your MCP server cryptographic identity in 2 lines of code
aliensec-mcp-server
AlienVault OTX Endpoint Security Scanning MCP Server with VirusTotal Integration
@allenwu06/mcpaudit
Static pre-install security scanner for MCP (Model Context Protocol) servers — `npx mcpaudit <path>` flags command injection, credential/env exfiltration into LLM-visible output, over-broad filesystem/tool scope and dynamic eval before you wire a server i
hakira-mcp
Hakira MCP server — trigger Hakira cloud security audits from a coding agent
mcpcomp
Free MCP authentication scanner - point it at an MCP server URL, get a graded report
@cyberranger/mcp-guardian
A local security firewall, scanner, and audit layer for Model Context Protocol servers.
gc-nuclei-mcp
Model Context Protocol (MCP) server for interacting with Nuclei vulnerability scanner
logscale-mcp-server
MCP server for querying CrowdStrike LogScale logs