In December 2020, security giant Mandiant revealed it had been hacked. Its disclosure was the first public sign of the SolarWinds hack, a Russian-orchestrated supply chain attack that’s widely regarded as one of the biggest espionage hacks ever. Among its victims ...

In early October 2022, Rachel Clarke hurried into Kyiv’s bomb shelters with hundreds of Ukrainians. The UK-based National Health Service (NHS) doctor and author was visiting Ukraine to provide support and training to doctors caring for the dying at hospices ...

Alexander and others have been examining the claims made so far. The New York Times and Die Zeit both published stories on March 7 claiming a Ukrainian group was behind the sabotage. (Ukraine has denied any involvement.) Die Zeit published more details, claiming German ...