Russian hackers used Microsoft vendors to breach customers: Report

"The suspected Russian hackers behind the worst U.S. cyber attack in years leveraged reseller access to Microsoft Corp services to penetrate targets that had no compromised network software from SolarWinds," Joseph Menn and Raphael Satter at Reuters report:

While updates to SolarWinds' Orion software was previously the only known point of entry, security company CrowdStrike Holdings Inc said Thursday hackers had won access to the vendor that sold it Office licenses and used that to try to read CrowdStrike's email.

— Read the rest