Cryptography: unlocking the future

Cryptography is all around us and has major historical connections. This course explores the mathematics of cryptography. Topics range from simple substitution ciphers and the Enigma machine of the Second World War, to modern approaches such as RSA used in internet encryption. You will need to be confident with basic arithmetic and algebra. This is a 10-session course and must be taken with W310Am02 in Week 3.