Chris Kaffer

Posts

  • Active and Passive Network Monitoring in OT Environments

    Active and Passive Network Monitoring in OT Environments

    Operational Technology (OT) environments are the backbone of industrial systems, encompassing everything from manufacturing plants to energy grids. Monitoring these environments is critical for maintaining security, reliability, and operational efficiency. Two common approaches for network monitoring in OT environments are active monitoring and passive monitoring. Both methods have their merits and challenges, and selecting the…

  • Why Encryption Apps Are Crucial: Lessons from the ‘Salt Typhoon’ Cyberattack

    Why Encryption Apps Are Crucial: Lessons from the ‘Salt Typhoon’ Cyberattack

    Recent revelations about the massive “Salt Typhoon” cyberattack, allegedly orchestrated by China, underscore the growing importance of securing our digital communications. According to reports from NBC News and The Wall Street Journal, the breach targeted customers of major U.S. telecommunications providers, including Verizon, AT&T, and Lumen Technologies. The scope of the attack is so vast…

  • CISA.gov’s Free ICS Cybersecurity Training

    CISA.gov’s Free ICS Cybersecurity Training

    As someone working in the cybersecurity field, particularly with industrial control systems (ICS), I’ve always been on the lookout for training programs that offer real-world value. One of the best resources I’ve come across is the free ICS Cybersecurity Training offered by the Cybersecurity and Infrastructure Security Agency (CISA). Whether you’re new to ICS cybersecurity…