How does passwords work on iPhone?

Related questions

1. What does AutoFill passwords mean on iPhone?
2. Is it possible to put a password on an app?
3. Can I lock a folder on iPhone?
4. What is my Apple App password?
5. Is iPhone password manager secure?
6. What is auto fill passwords?
7. Does iPhone have a password manager?
8. Can you lock photos on iPhone?
9. How can I put password on my WhatsApp in iPhone?
10. How do I save passwords on my iPhone with XR?

Tags

1. #accounts
2. #account
3. #accept
4. #passwords
5. #through
6. #receiving
7. #airdrop
8. #select
9. #comes
10. #encrypted
11. #settings
12. #password
13. #share