UnitedHealth subsidiary Optum hack linked to BlackCat ransomware

https://www.bleepingcomputer.com/news/security/unitedhealth-subsidiary-optum-hack-linked-to-blackcat-ransomware/

https://twitter.com/home/status/1762269733137596511

https://twitter.com/home/status/1762270467396882705

https://twitter.com/home/status/1762300113093804239

https://twitter.com/home/status/1762342244726513898

https://twitter.com/home/status/1762478342459085000