As web-based SCADA, cloud technology, and remote access to SCADA and HMI systems becomes more widespread, there’s a move toward managing remote SCADA systems from across buildings, or even across town. With SCADA security an omnipresent concern, how can supervisors protect their Remote Terminal Units (RTUs) from direct or indirect malicious attacks and negligence? Here are some best practices to protect access to RTUs, both through physical security and the SCADA/HMI security built into SCADA software like InduSoft Web Studio. Continue reading →