At the same time the Russians were using a backdoored SolarWinds update to attack networks worldwide, another threat actor — believed to be Chinese in origin — was using an already existing vulnerability in Orion to penetrate networks : Two people briefed on the case said FBI investigators recently found that the …

The information that is emerging about Russia’s extensive cyberintelligence operation against the United States and other countries should be increasingly alarming to the public. The magnitude of the hacking, now believed to have affected more than 250 federal agencies and businesses — ­primarily through a malicious update of the …