SIEMENS ENERGY & TENABLE
22 which pre-date the internet era . These often use proprietary network protocols , and lack basic security controls like authentication or encryption . They also don ’ t have event logs or audit trails . As a result , incident detection and response in an OT environment is very different than in an IT environment . Both the IT and OT environments must converge to address the security threats on both sides of the network .”
Bussiere adds that 2021 will be the era of widespread IT and OT convergence — whether that be intentional or accidental . Unfortunately , many organisations will likely learn the hard way that their OT is no longer airgapped as cybercriminals continue to
“ COVID has brought a unique set of changes into the environment , and people might be cutting corners due to the current circumstances . Attackers understand that people are working from home and connecting internally and see it as low hanging fruit , so it ’ s important to be aware of that ”
— Mex Martinot , Vice President and Head of Asia , Industrial Cyber and Digital Security
FEBRUARY 2021