Source: Treasury's hackers used a flaw in a SolarWinds product; SolarWinds, which touts 300K+ customers, says the flaw was the result of a "supply chain attack" (Dustin Volz/Wall Street Journal)

Dustin Volz / Wall Street Journal:
Source: Treasury's hackers used a flaw in a SolarWinds product; SolarWinds, which touts 300K+ customers, says the flaw was the result of a “supply chain attack”  —  Russia's foreign intelligence service is suspected of being behind the hacks  —  WASHINGTON—Multiple federal …