Photo by Sean Gallup/Getty Images In 2007, Estonia suffered a catastrophic cyberattack that is widely attributed to Russia. Online banking went down, as did most ATMs. Government services were unavailable, civil servants were unable to communicate electronically and media organisations were silenced. Estonia was then – as it is now – a leading cybersecurity power – yet it still found itself vulnerable. Just over a year later, during Russia’s invasion of Georgia, accompanying cyberattacks had already grown in sophistication since those levelled at Estonia. According to Ian West, head of the Nato Cyber Security Centre, that operation was the first...