Sinking your lightsaber into it does just fine. They will notice eventually, but hopefully you will be in control of the security system before they can do anything about it.
"Alright," Farl says. "Now then... cut here."
He points to a higher section of the wall where the corner would be if Triskatani architecture did not round everything off.
"It is only for this wall," Farl says, "so the current will reestablish itself from another outlet. Act quickly to remove the door."
The combination of the robe with the cam does it- after you slice a chunk out of the power line, the liquid falters enough for you to jam your gumf into it. With the electrical feed canceled, the Triskatani liquid becomes muck and sloshes onto the floor. The door is revealed!
You cut it down in moments with a practiced hand. It falls inward and you and the Senator hurry in. Once in, the electrical feed is revived by an emergency outlet. The Triskatani liquid pouring from above hardens over the door.
Before you is the corridor leading into the security office. You realize, now, that Drufter never told you where specific traps were... probably part of their mistrust of you.
Discomfort. The kind you associate with going into some place despite knowing bad things will happen.
Farl admits he knows little about the defenses himself, but he does recall automated turrets being a primary defense in Drufter's office.
"I had better wait here..." Farl says, indicating the threshold.