We all have two selves – the normal, everyday, clothed self we show to our work colleagues, strangers on the bus, and everyone else – and the naked self, the self only seen by our lovers and doctors. Now, your naked self is about to go public, and at the airport of all places.

Today DIA introduces a full-body scanning device that some privacy mavens call invasive. The device, which uses radio waves to create a very intimate, three-dimensional portrait of your body underneath your clothes, will ostensibly also show if you have anything hidden on your person. Like it or not, it looks like this technology – called “millimeter-wave screening” – is here for the foreseeable future.

The TSA says faces will be blurred on the monitors used by security officers and that there is no way for the images to be stored. Still, this guarantee is only reassuring until images of some celebrity’s breasts or love handles start circulating over the internet. Whether you call the TSA’s latest toy a true security enhancement or an instrument of paranoia, one thing is certain: we’ve just given up more of our privacy in the name of public safety.