Cryptography is the foundation of Cyptocurrency and Blockchain.What do you know about Cryptocurrency? Do you think decentralized currency is a good or bad?However, its anonymity has been causing a lot of issues. For example, it is almost impossible for law enforcement trace down the actual recipient of a ransom payment in an ransomware attack. What is your take on that?What do you know about blockchain? Why do many people think it is a game changer?*** I have taken cryptography class and I know some techniques. but I don’t know Cryptocurrency*** Internet references, no more the 2-3 sentences each question..