The National Worried about your selfie being added to an internet database? You should be Woodrow Hartzog, Professor of Law and Computer Science at Northeastern University, voiced his concerns to the website Gizmodo: “If a database of faceprints were compromised,” he said, “it would have a ripple effect on authentication systems that used the faceprint, as well as possibly allow unauthorised parties to make use of the faceprint for surveillance.”