There are 3 primary approaches to protect your iPhone or iPad unlock screen , and thus prevent a bad guy from accessing your device and getting to your personal data.

This data may include user names and passwords, and personal and credit card information.

Introduction to:

– Passcode
– Touch ID
– Face ID

Passcode

What is Passcode?
Setting up a Passcode
Using Passcode

Touch ID  

What is Touch ID?
Setting up Touch ID
Using Touch ID

Face ID  

What is Face ID?
Setting up Face ID
Using Face ID