# Legacy Shield

> Use this tool when you need to securely store and retrieve sensitive information across sessions without exposing data to the service provider. Legacy Shield provides a zero-knowledge encrypted storage vault with API key authentication, supporting persistent encrypted data storage for AI agents. Ideal for EU-hosted agents handling confidential data, it ensures secure data storage and retrieval while maintaining confidentiality.

Canonical page: https://skillsregistry.net/skills/legacy-shield  
JSON: https://api.skillsregistry.net/v1/skills/legacy-shield

## Description

Provides a zero-knowledge encrypted storage vault for AI agents hosted in the EU. Supports persistent encrypted data storage with API key authentication. Designed for agents that need to securely store and retrieve sensitive information across sessions without exposing data to the service provider.

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-04-25

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/legacy-shield)
- **Repository:** <https://github.com/stephenballot-ai/legacy-shield/tree/HEAD/packages/mcp-server>

## 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": "legacy-shield"
    }
  }
}
```

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