Thank you all for the interesting comments!
Originally Posted by DarthVandar205
How the Ebon Hawk being one of the most wanted ships in Sith space got to Koriban and landed without the sith realizing their presence and trying to stop them. Youd think between Czerka and the Sith Academy, the local sith there would know that ship was the Ebon Hawk and the staff there would immediately recognize Revan and his bunch.
I believe there's also some people there who recognize the ship as belonging to a famous smuggler (the guy you originally got the ship from in the first place).