This lecture covers the concepts of cybersecurity, cyber conflict, and civil society's role in addressing cyber threats. It explores the subversive nature of cyber conflict, technical and social vulnerabilities, and the challenges faced by civil society in building capacity to mitigate cyber risks. The instructor emphasizes the importance of threat awareness, expertise building, and informal networks for information sharing. Additionally, the lecture discusses the limitations of relying solely on technical solutions and provides additional resources for further reading and tools for cybersecurity planning.