https://github.com/hrvach/yubikill

Disable YubiKey output on MacOS without a modifier key pressed
https://github.com/hrvach/yubikill

2fa karabiner macos osx token yubikey

Last synced: 3 months ago
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Disable YubiKey output on MacOS without a modifier key pressed

• Host: GitHub
• URL: https://github.com/hrvach/yubikill
• Owner: hrvach
• License: mit
• Created: 2022-08-10T13:17:06.000Z (about 3 years ago)
• Default Branch: master
• Last Pushed: 2022-08-10T16:54:38.000Z (about 3 years ago)
• Last Synced: 2025-04-12T10:45:49.018Z (6 months ago)
• Topics: 2fa, karabiner, macos, osx, token, yubikey
• Homepage:
• Size: 151 KB
• Stars: 10
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# YubiKill

### tl;dr 

Karabiner Elements .json file to enable YubiKey output only with a modifier key (caps lock) pressed. This prevents you chatting to people fjsdjhkjahsdkjahslkjsdhgskjdvnskdbvsjkdb.

### Installing

1. Install [Karabiner Elements](https://karabiner-elements.pqrs.org)

2. Enable modifying YubiKey output in preferences

![Modifying YubiKey Output](img/yubi-switch.png)

3. Make sure your VID/PID for the Yubikey (above) match those in the JSON file.

4. Copy the yubi.json file to your ~/.config/karabiner/assets/complex_modifications

5. Add the modifications under "complex modifications" in preferences

![Complex Modifications](img/complex-options.png)

6. Make sure both are enabled

![Options](img/options.png)

7. Profit! 

- Caps Lock + yubikey = sliqmnoianwiiwmdoqnsknfoisjjd

- Yubikey alone = ignored

### FAQ

1. Does this kill my caps lock? 

- Yes.

2. It doesn't work.

- Fix VID/PID in the JSON file.

- Add checkbox to modify output from yubikey in Karabiner

- Check if Karabiner works in the first place

### Credits

- https://gist.github.com/simonw/

- https://github.com/pqrs-org/Karabiner-Elements/issues/2316#issue-634843704