# mcp-server-attestation

> mcp-server-attestation — studiomeyer-io-mcp-server-attestation. Use this tool when you need to enhance the security of MCP servers with layer-2 supply-chain hardening, solving problems like marketplace poisoning and CVE vulnerabilities. It takes in tool manifests and runtime spawn data, outputting Ed25519-signed attestations and sanitized arguments. Utilize it in contexts where default-deny security and runtime attestation are crucial, such as in high-risk or high-availability environments.

Canonical page: https://skillsregistry.net/skills/studiomeyer-io-mcp-server-attestation  
JSON: https://api.skillsregistry.net/v1/skills/studiomeyer-io-mcp-server-attestation

## Description

Layer-2 supply-chain hardening for MCP servers — Ed25519-signed tool manifests, runtime spawn-attestation, default-deny argument sanitizer. Defends against marketplace-poisoning + CVE-2025-69256 + CVE-2025-61591.

## Trust

- **Trust score (0–1):** 0.91
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** other
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/studiomeyer-io/mcp-server-attestation)

## 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": "studiomeyer-io-mcp-server-attestation"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/studiomeyer-io-mcp-server-attestation` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/studiomeyer-io-mcp-server-attestation/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