16.1: Cryptography - Mathematics

When people need to secretly store or communicate messages, they turn to cryptography. Cryptography involves using techniques to obscure a message so outsiders cannot read the message. It is typically split into two steps: encryption, in which the message is obscured, and decryption, in which the original message is recovered from the obscured form.

Watch the video: Διαίρεση αριθμών. παιδιά. Μαθηματικά. Hosy Academy (December 2021).