Cryptography: The Science of Making and Breaking Codes

The video explores cryptography, starting with simple ciphers like the Caesar cipher and moving to more complex ones like the Vigenere cipher. It explains how frequency analysis can crack these codes and introduces the concept of one-time pad encryption as a truly secure method. The historical context of cryptography is discussed, including the Enigma machine used in WWII. The video concludes with modern encryption challenges in digital computing.

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