In other words, you need to know how to turn on two-factor authentication for iPhone. To bolster your security, open up the Settings page within your account and follow these steps.

This article explains how to turn on iCloud two-factor authentication to protect your Apple ID/Apple Account from theft, hacking, and other misuses by unauthorized parties.

That’s why you need to enable two-factor authentication on your most important online accounts, including email, financial and social media.

Google has warned 2.5 billion Gmail users across the world to change their passwords and turn on two-step verification.