KYIV – Dmytro Shymkiv fidgeted in a chair as his boss, Ukrainian President Petro Poroshenko, testified via video link-up from a few doors down in the Kyiv trial of his exiled predecessor, Viktor Yanukovych. A big part of Mr. Shymkiv’s job as deputy head of the Presidential Administration is focused on the cybersecurity of the … Continue reading What’s Ukraine doing to combat Russian cyberwarfare? ‘Not enough’