Nathan Clarke describes two approaches to utilising transparent biometrics for investigating and attributing insider misuse: a proactive approach that embeds biometrics within digital objects (to identify and attribute the source of any stolen information); and a reactive measure that seeks to identify users from network meta-data.The talk was part of the panel session at the 16th Annual Security Conference, held in Las Vegas from 18-20 April 2017. [(CC) BY-NC-SA 2.0 UK]