Everest extortion group claims 590 GB theft from PwC via third-party training records vendor
PwC confirmed on 23 October 2026 that it is aware of a security incident at a third-party vendor that hosts employee training records. The day before, the Everest extortion group claimed to have stolen 590 GB of PwC data. A PwC global spokesperson said the affected environment holds no client data, sensitive personal information or financ…