US cyber officials warned that a major cyber attack unearthed this week was still continuing and posed a “grave risk” to the government, critical infrastructure and private sector.
The update on the SolarWinds hack is the first time the US has confirmed the scale of the attack and the difficulty involved in finding and removing perpetrators from secure networks.
Thousands of businesses and government agencies may have been exposed after downloading compromised software from SolarWinds, a Texas-based IT group.
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