# sleeper

> sleeper — edycutjong-sleeper. Use this tool when you need to detect and prevent supply-chain takeovers in your Git releases, as it identifies the xz backdoor pattern and atomically holds poisoned releases, ensuring the integrity of your software pipeline. It utilizes a multi-year CockroachDB memory to recognize slow-motion attacks, providing an additional layer of security. Ideal for protecting critical software releases from malicious backdoors.

Canonical page: https://skillsregistry.net/skills/edycutjong-sleeper  
JSON: https://api.skillsregistry.net/v1/skills/edycutjong-sleeper

## Description

😴 A release-gate agent whose multi-year CockroachDB memory recognises a slow-motion supply-chain takeover — the xz backdoor pattern — and atomically holds the poisoned release.

## Trust

- **Trust score (0–1):** 0.73
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

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

## Source

- **Source listing:** [GitHub](https://github.com/edycutjong/sleeper)

## 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": "edycutjong-sleeper"
    }
  }
}
```

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

---
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