Google, IBM & Meta Certificates — All 10,000+ Courses at 40% Off
One annual plan covers every course and certificate on Coursera. 40% off for a limited time.
Get Full Access
Explore the fundamental concepts of quantum information and discover how quantum communication enables revolutionary cryptographic protocols in this comprehensive lecture. Learn the essential principles of quantum information theory and understand how quantum mechanics provides new possibilities for secure communication that surpass classical cryptographic methods. Delve into quantum key distribution (QKD), the most prominent quantum cryptography protocol, examining its operational mechanisms and security guarantees. Investigate other cryptographic primitives where quantum approaches offer fundamental advantages and limitations, including commitment schemes and coin flipping protocols. Gain insights into emerging research directions in quantum communication that are expanding the boundaries of secure information processing. This lecture serves as the first part of a two-part series delivered during the CEMRACS Summer School on Quantum Computing, providing a thorough foundation for understanding the intersection of quantum mechanics and cryptographic security.
