Change Healthcare hacked using stolen Citrix account with no MFA
UnitedHealth confirms that Change Healthcare’s network was breached by the BlackCat ransomware gang, who used stolen credentials to log into the company’s Citrix remote access service, which did not have multi-factor authentication enabled. […]
Muddling Meerkat hackers manipulate DNS using China’s Great Firewall
A new cluster of activity tracked as “Muddling Meerkat” is believed to be linked to a Chinese state-sponsored threat actor’s manipulation of DNS to probe networks globally since October 2019, with a spike in activity observed in September 2023. […]
US Post Office phishing sites get as much traffic as the real one
Security researchers analyzing phishing campaigns that target United States Postal Service (USPS) saw that the traffic to the fake domains is typically similar to what the legitimate site records and it is even higher during holidays. […]