Each ship has its own combination code to prevent an enemy from doing what we're attempting.
7 seconds sound clip from the Star Trek II: The Wrath of Khan movie soundboard.
You can hear this line at 00:55:20 in the Blu-ray version of the movie.
Quote context
[...]
- It's coming through now, Khan.
- Reliant's prefix number is 16309.
- You have to learn why things work on a starship.
- Each ship has its own combination code to prevent an enemy from doing what we're attempting.
- We're using our console to order Reliant to lower her shields.
- Assuming he hasn't changed the combination. He's quite intelligent.
- How do we know you'll keep your word?
- I've given you no word to keep. In my judgment, you simply have no alternative.
[...]