Between May and June 2023 the threat actor was able to compromise the online mailboxes of a number of victims in the US, UK and elsewhere almost certainly for the purposes of espionage. The attack targeted multiple US government agencies, foreign governments, individual senior government officials as well as private
CSRB says Microsoft security culture ‘inadequate’ after US government systems breached

Cyber Safety Review Board’s scathing report on intrusion of Microsoft systems by threat actor linked with China.
