Small amount of data that is stored for future to minimize the time latency of certain tasks is known as Cache. For example, our web browser stores cache data in our computer so that when we visit a particular site again, we don’t need to download the webpages again.
Making malicious use of stolen credit/ATM cards is termed as Carding. There are many techniques through ehich a hacker can steal the credentials of our card like shoulder surfing, keylogger, etc. Once they are successful in stealing cards, they sell them in underground hacking sources to others so that they can use the money inside them.