Cashless society

1. is the main advantage of the cashlees society
2. I'm faster than paper, safer than metal, who am I
6. card is rectangular in shape and can be slipped into my pocket and wallet. I usually use it when making payments. Who am I?
8. payment without money
10. take money through the machine
12. Financial transactions carried out without using cash are called
13. money cannot be stolen physically, but it must be protected from hackers. What am I?
15. How to maintain user privacy in a system that records all transactions
16. is only paper but everyone is working hard to find me who I am
18. community transaction tool

1. round object for making payment
3. Influence Will this change affect people's consumption patterns or social behavior?
4. payment receipt
5. I'm just a number but I'm very guarded and if I'm scattered then my money will run out who am I?
7. balance is a number that increases when you work, and decreases when you shop
9. the person making the withdrawal
11. are the electronic equivalent of muggers and bank robbers
14. the game uses money
17. is in your hand or on your cell phone. Without me, you cannot buy or pay directly in this modern world. What am I?