Explore a 17-minute IEEE conference talk on dynamic proactive secret sharing for confidential Byzantine Fault Tolerant (BFT) services. Learn about COBRA, a novel approach presented by researchers from the University of Lisbon and the University of Brasilia. Gain insights into how this technique enhances security and reliability in distributed systems, addressing challenges in maintaining confidentiality in BFT environments. Understand the implications of this research for improving the robustness of critical infrastructure and secure communication protocols.