Michael Hoffman

Multilevel Learner Modeling in Training Environments for Complex Decision Making

2019 · IEEE Transactions on Learning Technologies

Intelligent learning environments can be designed to support the development of learners' cognitive skills, strategies, and metacognitive processes as they work on complex decision-making and problem-solving tasks. However, the complexity of the tasks may impede …

Vulnerabilities on the wire: Mitigations for insecure ICS device communication

2020 · Cyber security.

Modbus transmission control protocol (TCP) and other legacy ICS protocols ported over from serial communications are widely used in many ICS verticals. Due to extended operational industrial control system (ICS) component life, these protocols will …