Disinformation. Fake news. Social media manipulation. Lately another dark side of the internet has come into focus - its use as a tool for deception. Technologies like machine learning and artificial intelligence are being employed to play hoaxes and mislead on purpose. Seeing is no longer believing - and moving forward, it's only going to get harder to distinguish facts from falsehoods.  Andy Patel from F-Secure's Artificial Intelligence Center of Excellence has been studying this phenomenon. He joins Janne in this episode to share what he's learned about Twitter bots, deepfakes, voice cloning and the tools that make it all possible. Do concerns about these technologies outweigh the benefits, and how will they affect society? Links: Episode 11 transcript Andy's Twitter research