Explore the world of Industrial Internet of Things (IIoT), data infrastructure, and smart factories in this 42-minute conference talk from Ekoparty 2021's OT - IIOT - IOT Space. Delve into IT-OT cybersecurity with Sarka Pekarova, a Security Consultant at Dreamlab Technologies specializing in Healthcare/Medical Cyber Security, Industrial Control Systems, and Social Engineering & Physical Security. Learn about industrial environments, automation pyramids, reference architectures, and the evolution of industrial revolutions leading to the concept of Smart Factories. Gain insights on network segmentation, human and external threat landscapes, supply chain attacks, and the use of honeypots in industrial settings. Enhance your understanding of cybersecurity challenges and solutions in the rapidly evolving IIoT landscape.