> Previously unseen entry vector used to breach Polish energy plant

The December 29 cyberattack on a Polish combined heat and power (CHP) plant was the first observed case of attackers gaining access to an OT network through a private APN, according to CERT Polska. The private APN is a dedicated mobile network that a Distribution System Operator (DSO), the company running the local electricity grid, sets up with a mobile carrier. Illustrative use of a private APN in distributed energy resources (Source: CERT Polska) The … More → The post Previously unseen entry vector used to breach Polish energy plant appeared first on Help Net Security.