How do USB tokens work?

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Tags

1. #strong
2. #digital
3. #electronically
4. #device
5. #password
6. #prove
7. #enhancing
8. #secure
9. #authentication
10. #identity
11. #provides
12. #without
13. #security
14. #personal
15. #establish
16. #token
17. #physical
18. #network
19. #access