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Lecture
Are you an EPFL student looking for a semester project?
Work with us on data science and visualisation projects, and deploy your project as an app on top of Graph Search.
This lecture covers the Diffie-Hellman key exchange protocol, the ElGamal public-key cryptosystem, and related security problems. It explains the CDH and EGD problems, the EIGamal key recovery and decryption problems, and the importance of the discrete logarithm and computational number theory in cryptography.