Data node
Data nodes were portable storage and processing devices utilized by the Borg to archive and transfer information. Multiple ones would be used on a ship to store data on its drone manifest and tactical information, such as long-range sensor telemetry, assimilation logistics, and other starship movements. ()

In 2375, the 29th century Borg drone known as One was given Borg data nodes by Seven of Nine from which to assimilate information as she deemed that a direct neural interface was too dangerous. ()

Later in 2375, the crew of the  managed to salvage several data nodes from the remains of a destroyed Borg probe, aiding in the eventual theft of a transwarp coil, in Operation Fort Knox. ()

fr:Banque de données
Borg technology
Computer technology