By Gemma Penson - Computer Science Student @ Trinity Hall, Cambridge
Cryptography is the action of keeping data secure when it’s being transmitted over a network. This is achieved by ensuring that only you and your intended recipient can read the messages that you send. If you are unfamiliar with cryptography, please take a look at the article “Cryptography: Keeping Information Secret” (linked at the end of the article) for a brief introduction on the fundamentals of this mathematical practice.
The RSA cryptosystem is a security method for sending messag