Information Security... what?

I've heard of information security policies, information security professionals, and information security conferences. But "Information Security Restrooms"?

I was working out of the Vordel Herndon offices for a few days this week, swinging back to the East Coast from California. I spotted this sign in Reston, Virginia, while walking in bitter cold past a skating rink to the Vordel Holiday Party. It certainly caused me to do a double-take: