What is mask-that-pass?
mask-that-pass is a Claude Code mod by myveroai that masks credentials in tool output (URL passwords, *_TOKEN / *_SECRET / *_PASSWORD values, API keys, bearer tokens, private keys) before Claude or the transcript sees them. No network, files. It is listed under Security and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | myveroai |
| Repository | myveroai/mask-that-pass |
| Popularity | no public popularity data yet |
| Category | Security |
| Security | Low risk (100/100) |
| Rank | #4,062 of 5,272 Claude Code mods; #423 in Security |
| License | MIT |
| Last commit | 2026-10-02 |
| Hooks | 2 events |
| Sees | Bash calls |
| Draws on | nothing |
Is mask-that-pass safe to install?
mask-that-pass scores 100/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 8 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 |
| Only sees the events it hooks | Pass |
| 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 |
|---|---|
$.ui.toast | draws interface |
How do I install mask-that-pass?
- 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/myveroai/mask-that-pass claude plugin validate ./mask-that-pass/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add myveroai/mask-that-pass && claude plugin install mask-that-pass@mask-that-pass
Or ask Claude to set it up
Paste this into Claude Code and it installs mask-that-pass for you:
Install the "mask-that-pass" Claude Code mod from https://github.com/myveroai/mask-that-pass. Run claude plugin validate on it first and show me what it can access before you enable it.