UnitedHealth confirms Optum hack behind US healthcare billing outage

https://www.bleepingcomputer.com/news/security/unitedhealth-confirms-optum-hack-behind-us-healthcare-billing-outage/

https://twitter.com/home/status/1760963059374231624

https://twitter.com/home/status/1760963226639233312

https://twitter.com/home/status/1760964172576133493

https://twitter.com/home/status/1760988985206231088

https://twitter.com/home/status/1761125126664278146