This course covers the basic knowledge in understanding and using cryptography. The main focus is on definitions, theoretical foundations, and rigorous proofs of security, with some programming ...

Encryption can therefore be used either to keep communications secret (defensively) or to identify people involved in communications (offensively). The basic means of encrypting data involves a ...

Cryptocurrency (or “crypto”) is a digital currency that can be used to buy goods and services or traded for a profit. Bitcoin is the most widely used cryptocurrency. Many, or all, of the ...