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This week, Prof. Nigel Smart answers the latest of the internet’s burning questions:

  • What is public-key cryptography in layman’s terms? How is it related to prime numbers?
  • How do I teach the workings of public and private key encryptions as a game among students used to pass messages in school?
  • What is an Imitation Game?

In the ‘Ask the Professor’ video series, Professor Nigel Smart, world-renowned expert in applied cryptography, Vice President of the International Association of Cryptologic Research, and Professor of Cryptography in the Department of Computer Science at University of Bristol, answers the internet’s most interesting questions about cryptography. Based on questions from popular blogs, forums, and social media—this series is relevant for both beginners and advanced crypto enthusiasts alike.