Click here for Wookieepedia's article on the Canon version of this subject.  This article covers the Legends version of this subject. 

OnALegendsArticleGoToCanon

For other uses, see Eradicator.

The eradicator program was a communications scrambler installed in the four council spires of the Jedi Temple on Coruscant. It helped in preventing transmissions going in and out of the Temple from interception. It also kept the Jedi Archives from being hacked.

Sources