Explore the cutting-edge world of quantum-resistant cryptography in this comprehensive seminar presentation. Delve into the current state-of-the-art techniques, examining both algorithmic (post-quantum) and physical-layer (quantum) approaches. Gain insights into the recently announced cryptographic algorithms by NIST and their implications for future security. Discover the potential of a hybrid approach as a promising solution for secure communication in an era dominated by quantum computing and powerful AI. Learn about the opportunities, controversies, and challenges surrounding quantum and post-quantum cryptography, equipping yourself with essential knowledge for the future of cybersecurity.