# reef

> reef — kjetilvaa-reef. Use this tool when you need to establish secure and private communication between AI agents, enabling them to exchange information over an encrypted transport protocol. Reef solves the problem of secure agent-to-agent communication, providing a reliable and confidential channel for data exchange. It takes in agent identifiers and encrypted data as inputs and outputs securely transmitted information over the XMTP protocol.

Canonical page: https://skillsregistry.net/skills/kjetilvaa-reef  
JSON: https://api.skillsregistry.net/v1/skills/kjetilvaa-reef

## Description

A2A agent-to-agent protocol over XMTP encrypted transport.

## Trust

- **Trust score (0–1):** 0.97
- **Verification tier:** scanned
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** instructions
- **Runtime environment:** llm
- **Category:** other
- **Updated:** 2026-09-19

## Source

- **Source listing:** [ClawHub](https://clawskills.sh/skills/kjetilvaa-reef)

## 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": "kjetilvaa-reef"
    }
  }
}
```

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