What is pii-shield?
pii-shield is a Claude Code mod by Jiang-Yude that replace protected people's names, Taiwan ID numbers, phone numbers and emails with placeholders before the model reads them. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | Jiang-Yude |
| Repository | Jiang-Yude/pii-shield |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Low risk (88/100) |
| Rank | #3,559 of 5,272 Claude Code mods; #385 in Security |
| License | MIT |
| Last commit | 2026-10-03 |
| Hooks | 8 events |
| Sees | Read calls, every prompt, every tool call, the system prompt |
| Draws on | nothing |
Is pii-shield safe to install?
pii-shield scores 88/100 on the MCPMods security check: Low risk. Things to review: watches every prompt or event. It passed 7 of 8 checks.
Mod footprints come from claude plugin validate, which lists every event a mod hooks and every API call it makes without running it.
| Check | Result |
|---|---|
| No network access | Pass |
| Starts no processes | Pass |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Watches every prompt or event | Review |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.command.register | |
$.fs.exists | reads files |
$.fs.read | reads files |
$.ui.status | draws interface |
How do I install pii-shield?
- Check your Claude Code version. Mods need Claude Code 2.1.287 or later and are on by default.
claude --version
- Read its footprint. This lists every event it hooks and every API call it makes, without running it.
git clone https://github.com/Jiang-Yude/pii-shield claude plugin validate ./pii-shield/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add Jiang-Yude/pii-shield && claude plugin install pii-shield@pii-shield
Or ask Claude to set it up
Paste this into Claude Code and it installs pii-shield for you:
Install the "pii-shield" Claude Code mod from https://github.com/Jiang-Yude/pii-shield. Run claude plugin validate on it first and show me what it can access before you enable it.