Why is two factor authentication useful?

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Tags

1. #basic
2. #attackers
3. #factor
4. #already
5. #security
6. #criminals
7. #authentication
8. #breach
9. #difficult
10. #purpose
11. #reduce
12. #risks
13. #follow
14. #account
15. #cyber
16. #fraud
17. #measures
18. #password
19. #harder