Encryption code
An encryption code was a method used encrypt data held within a computer from being accessed by an outside intruder.

In 2151, Hoshi Sato proposed that it would be easier breaking a Vulcan encryption code than getting the information what Malcolm Reed's favorite food is. ()

Seven of Nine used Borg encryption codes to access the turbolifts and blocked Harry Kim's commands on her way to the shuttlebay on deck 10. ()

In 2374, Seven of Nine used such an encryption code when initializing the transport of the Alpha-Hirogen and the member of Species 8472. Harry Kim was unable to stop this transport due to the Borg encryption code. ()

See also
Command authorization code
Encryption key
Computer technology
Security
Borg technology