# crt.sh-skills

> crt.sh-skills — cyberspacesec-crt-sh-skills. Use this tool when you need to search Certificate Transparency (CT) logs, retrieve certificates, or investigate Certificate Authorities (CAs) with a comprehensive wrapper for crt.sh. It provides a command-line interface (CLI), Go SDK, and documentation site for streamlined certificate management and monitoring. Ideal for security audits, certificate linting, and Atom feed monitoring in various development and security contexts.

Canonical page: https://skillsregistry.net/skills/cyberspacesec-crt-sh-skills  
JSON: https://api.skillsregistry.net/v1/skills/cyberspacesec-crt-sh-skills

## Description

Comprehensive crt.sh wrapper: Skills · MCP Server · CLI · Go SDK — search CT logs, retrieve certs, investigate CAs, lint certificates, monitor Atom feeds. Every crt.sh feature wrapped, with a VitePress docs site.

## Trust

- **Trust score (0–1):** 0.92
- **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/cyberspacesec/crt.sh-skills)

## 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": "cyberspacesec-crt-sh-skills"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/cyberspacesec-crt-sh-skills` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/cyberspacesec-crt-sh-skills/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