In cyberwarfare, the toughest question to answer definitively is “Who did it?” It’s no surprise then that Microsoft Corp avoided the attribution on everyone else’s lips in its analysis of cyberattacks on Ukraine. That would be Russia. But several clues suggest they not only came from the Kremlin but will follow a pattern of spilling into other countries in Europe ...

  About a year ago around this time, on impulse, people bought a Nintendo Switch — and they’ve never looked back. Stuck indoors for months at a time in 2021, people took up the controllers with youthful enthusiasm. Games — whether it was on the Switch, PlayStation or PC — allowed people to escape the four walls of their apartment ...

Citigroup Inc has long been valued like a European bank. Its British-born Chief Executive Officer Jane Fraser has reached for a European-style solution, but so far investors aren’t impressed. The bank is on a mission to reshape its sprawling global businesses and make them simpler and easier to understand. It wants to invest in the parts of the bank that ...