https://support.apple.com/en-us/HT212807
Unfortunately, no digital system is 100% secure all the time.
https://www.cbsnews.com/news/apple-iphone-mac-watch-security-flaw-software-fix-released/
Vulnerability from cyber_attacks and data_breaches is such an ongoing problem.
https://thehackernews.com/2021/01/apple-warns-of-3-ios-zero-day-security.html
https://thehackernews.com/2021/09/new-0-day-attack-targeting-windows.html
https://www.csis.org/programs/strategic-technologies-program/significant-cyber-incidents