Keycards, also known as cardkeys, were cards that allowed one to pass security doors on the Republic Mobile Surgical Unit buildings on the planet Drongar. They were also used at the Republic military base prison cells and for the cells of the Lusankya prisoners on Ciutric IV.
- MedStar I: Battle Surgeons
- Star Wars: The Clone Wars – "The Jedi Who Knew Too Much"
- X-Wing: Isard's Revenge
- Gundark's Fantastic Technology: Personal Gear (as "code-key")