Unknown State Nexus Actor Gained Access to Systems of US IT Service Management Company Cloudflare in Mid-November 2023

Unknown hackers attacked Synapxe, a national healthcare technology provider in Singapore, with a DDoS attack on 1 November 2023

Russian state-sponsored threat actor Midnight Blizzard gained access to Microsoft Corporate e-mail accounts and stole data since November 2023, as discovered by Microsoft on 12 January 2024

Unknown Threat Actor Destroyed Over 600,000 SOHO Routers Of An Unnamed American ISP With Chalubo Malware Between 25 And 27 October 2023

French IT consulting company Capgemini was subject to a ransomware attack by an employee beginning 2 October 2023

Iranian state-sponsored APT MuddyWater compromised various sectors from multiple countries from October 2023 until April 2024 using the RMM tool Atera Agent