Among the challenges facing digital forensic investigators today, the instantaneous nature of online communication is arguably one of the most persistent. Trying to investigate whether a crime has occurred, and if so to bring its perpetrators to justice in a space that is constantly changing, is no simple task. With the Apple App Store alone reportedly growing by up to 1,000 applications per day, keeping up to date with the necessary methods of communication becomes increasingly difficult.
Just in the past twelve months, there have been instances of paedophiles using within-game messaging services to groom youngsters, as well as the wave of recent discussion regarding Isis’ purported use of encrypted messaging app Telegram to communicate.
For those whose specialism is investigating crimes against children, there is another element of online life that makes the job even more challenging: live streaming.