Supercomputing India 2025 Day 3 featured an insightful invited talk in the HPC-AI Track by Dr. N. Subramanian, ED, Society of Electronic Transactions and Security. He highlighted how India’s digital growth, a software-driven 5G ecosystem, and converging IoT, cloud, and AI technologies are creating new opportunities and risks in cybersecurity. He broke down communication frameworks like URLLC, MMTC, and MMMB, discussed the evolution of AI models, and outlined key security challenges such as data poisoning, adversarial attacks, and trust concerns. He also touched on privacy-enhancing technologies and the efforts of national missions and institutions advancing AI cybersecurity.