What are the limits of privacy when it comes to our online lives? If authorities are investigating a crime, should they be able to access private messages sent between two individuals? In this episode of Tech Tonic, John Thornhill interviews Eva Galperin, director of cybersecurity at the Electronic Frontier Foundation, which campaigns for the right to digital privacy. After the detention of Telegram CEO Pavel Durov for failing to cooperate with French authorities, they discuss encryption technology and what sort of messaging data companies do share with governments.Want more?How France embraced Telegram’s Pavel Durov – before turning on himPavel Durov, Telegram’s self-mythologising founderHow Telegram chief Pavel Durov miscalculated on moderationEmmanuel Macron hits back at claims Telegram chief’s arrest is politicalThe Durov case is not about free speechRead a transcript of this episode on FT.com Hosted on Acast. See acast.com/privacy for more information.