CISA: Email from federal agencies possibly accessed in Russian breach of Microsoft
CISA publicly released an emergency directive issued to federal agencies earlier this month, detailing how a breach at Microsoft could have affected the government.
European govt email servers hacked using Roundcube zero-day
The Winter Vivern Russian hacking group has been exploiting a Roundcube Webmail zero-day since at least October 11 to attack European government entities and think tanks.