Sources: the US DOJ detected the SolarWinds breach in late Might 2020, months earlier than it was disclosed in December 2020, however was unaware of its significance (Kim Zetter/Wired)

Kim Zetter / Wired:

Sources: the US DOJ detected the SolarWinds breach in late Might 2020, months earlier than it was disclosed in December 2020, however was unaware of its significance  —  In Might 2020, the US Division of Justice stumbled upon Russian hackers in its community, however didn’t understand the importance of what it had discovered for six months.