# McpVanguard

> Use this tool when you need to protect AI systems from malicious attacks and data breaches. McpVanguard acts as a security proxy and active firewall, providing real-time verification and defense against prompt injection and data exfiltration. It is ideal for use cases requiring robust security measures, taking in AI agent and tool interactions as input and outputting verified and secured data transmissions.

Canonical page: https://skillsregistry.net/skills/provnai-mcpvanguard  
JSON: https://api.skillsregistry.net/v1/skills/provnai-mcpvanguard

## Description

A security proxy and active firewall for the Model Context Protocol that protects host systems from malicious intent, prompt injection, and data exfiltration. It acts as an interception layer between AI agents and tools, providing real-time verification and multi-layered defense mechanisms.

## Trust

- **Trust score (0–1):** 0.00
- **Verification tier:** scanned
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/c8r4ans0em)
- **Repository:** <https://github.com/provnai/McpVanguard>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "provnai-mcpvanguard"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/provnai-mcpvanguard` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/provnai-mcpvanguard/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt