CISA released a guide to help owners and operators in operational technology (OT) environments adopt secure communication practices. The guide addresses barriers like cost, complexity, and interoperability issues while providing actionable recommendations to enhance cybersecurity against threats.

The FBI and CISA have issued a warning regarding the Interlock ransomware, which is specifically targeting critical infrastructure sectors in the United States. This ransomware employs advanced techniques to disrupt operations and demands large ransoms, posing a significant threat to essential services. Organizations are urged to enhance their cybersecurity measures to mitigate the risks associated with such attacks.