# mcp-crypto-tools

> mcp-crypto-tools — rog0x-mcp-crypto-tools. Use this tool when you need to perform various cryptographic tasks, such as hashing, encoding, and decoding data, or generating unique identifiers. It solves problems related to data security and authentication, providing a range of functions including password tools and JWT decoding. With a simple command-line interface, it takes in input data and returns the desired cryptographic output, making it a useful addition to development workflows.

Canonical page: https://skillsregistry.net/skills/rog0x-mcp-crypto-tools  
JSON: https://api.skillsregistry.net/v1/skills/rog0x-mcp-crypto-tools

## Description

MCP server for cryptography: hash (MD5/SHA), encode/decode (Base64/URL/hex), UUID/nanoid generator, password tools, JWT decoder Install: npx @rog0x/mcp-crypto-tools

## Trust

- **Trust score (0–1):** 0.98
- **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/rog0x/mcp-crypto-tools)

## 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": "rog0x-mcp-crypto-tools"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/rog0x-mcp-crypto-tools` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/rog0x-mcp-crypto-tools/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