Does the update includes a new security system?
How can I get the update for my iPhone?
iPhone 11 Pro, iOS 14
If your iPhone is updated to iOS14.7.1 it has the latest security updates. They are included in iOS updates. See the following from Apple security updates - Apple Support
- The latest version of iOS and iPadOS is 14.7.1. Learn how to update the software on your iPhone, iPad, or iPod touch.