Security MCP Servers

Auth, encryption, vulnerability scanning

1,971 servers

url-safety-validator-mcp

47
npx

AI-powered URL safety validator MCP server. SAFE/SUSPICIOUS/DANGEROUS verdict for agents.

72/wk

nexthink-mcp-server

47
npx

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.

12/wk

portcullis-mcp

47
npx

A firewall and flight recorder for AI tool calls. Proxies MCP traffic, records it, and enforces policy.

10/wk

mcp-safe-run

47
npx Caution 75

Securely launch MCP servers by resolving credentials from external sources.

7/wk

@traceglass/mcp

47
npx Caution 75

Record Model Context Protocol tool calls as tamper-evident traceglass runs

14/wk

@authjoyio/mcp-server

47
npx

Model Context Protocol server for AuthJoy authentication

6/wk

actionfence

47
npx

Server-side policy middleware for MCP servers and Node APIs with spend limits, approvals, schema drift checks, and signed receipts

15/wk

Tincan

47
Remote MCP App

Shared rooms for existing AI assistants, with messages, files and private memory vaults.

@sentinelreign/guard-proxy

47
npx

Stdio sidecar firewall for MCP servers, plus the free mcpgrade scanner. Sits between an IDE and the server it auto-executes.

6/wk

delentia-guard

47
npx

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.

21/wk

SPACEXPLORATION

47
Remote Caution 70

Search commercial real estate listings. Reads need no token; authoring is self-serve OAuth (DCR).

@vyriai/mcp-scan

47
npx Caution 75

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.

7/wk

io.github.AutomatonColony/automaton-colony

47
Remote

Screen Base smart contracts and B20 tokens: free on-chain check, paid Flash Audit over x402 (USDC).

@getcordon/core

47
npx

Core proxy engine for Cordon for MCP — the security gateway for MCP tool calls

37/wk

lokicms-plugin-mcp-auth

47
npx

Role-based authentication and tool filtering plugin for LokiCMS MCP servers

8/wk

nominee-mcp

47
npx

A connected MCP server can still exfiltrate if the model asks — registerNomineeTool checks allow/ask/deny before the handler runs.

15/wk

@kya-os/mcp-bri

47
npx

Give your MCP server cryptographic identity in 2 lines of code

14/wk

aliensec-mcp-server

47
npx

AlienVault OTX Endpoint Security Scanning MCP Server with VirusTotal Integration

5/wk

@allenwu06/mcpaudit

47
npx Caution 75

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

10/wk

hakira-mcp

47
npx Caution 75

Hakira MCP server — trigger Hakira cloud security audits from a coding agent

6/wk

mcpcomp

47
npx

Free MCP authentication scanner - point it at an MCP server URL, get a graded report

91/wk

@cyberranger/mcp-guardian

47
npx

A local security firewall, scanner, and audit layer for Model Context Protocol servers.

6/wk

gc-nuclei-mcp

47
npx

Model Context Protocol (MCP) server for interacting with Nuclei vulnerability scanner

98/wk

logscale-mcp-server

47
npx

MCP server for querying CrowdStrike LogScale logs

108/wk
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