Explore the cutting-edge field of post-quantum cryptography in this comprehensive 59-minute lecture. Delve into key topics such as multivariate trapdoors, key recovery attacks, and quantum algorithms. Gain insights into blind signatures and their applications in post-quantum cryptography. Learn about the challenges and potential solutions in developing cryptographic systems that can withstand attacks from quantum computers. Examine the current state of research and future directions in this rapidly evolving field. Conclude with a summary of the main concepts and their implications for the future of secure communication in a post-quantum world.