Los Angeles Math Circle

1/28 -- High School I: Cryptography Part II, RSA, Public Key Cryptography

This week we will be concluding our discussion of cryptographic schemes by talking about one of the most exciting developments in cryptography over the last century, public key cryptography. One scheme of this kind if the celebrated RSA algorithm. Using RSA, two parties who have never met can exchange messages in public with total knowledge that their messages are secret.

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