What is OTP number in debit card?

Related questions

1. Why am I not receiving OTP on my mobile?
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3. What is opt abbreviation?
4. What is green pin OTP?
5. What is a digit code?
6. What is SMS OTP?
7. How many numbers is OTP?
8. What does it mean when someone texts you OTP?
9. Why is OTP used?
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Tags

1. #registered
2. #transaction
3. #generated
4. #email
5. #address
6. #level
7. #mobile
8. #password
9. #transactions
10. #validation
11. #number
12. #enhanced
13. #randomly
14. #provide
15. #security
16. #which