
What is cryptography? | Journey into cryptography | Computer Science | Khan Academy
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/computing/computer-science/cryptography/crypt/v/intro-to-cryptography What is Cryptography? A story which takes us from Caesar to Claude Shannon. Watch the next lesson: https://www.khanacademy.org/computing/computer-science/cryptography/crypt/v/caesar-cipher?utm_source=YT&utm_medium=Desc&utm_campaign=computerscience Missed the previous lesson? https://www.khanacademy.org/computing/computer-science/algorithms/intro-to-algorithms/v/what-are-algorithms?utm_source=YT&utm_medium=Desc&utm_campaign=computerscience Computer Science on Khan Academy: Learn select topics from computer science – algorithms (how we solve common problems…