> Google "joanna stern iphone passcode" https://www.wsj.com/articles/apple-iphone-security-theft-passcode-data-privacya-basic-iphone-feature-helps-criminals-st

> Google "joanna stern iphone passcode" https://www.wsj.com/articles/apple-iphone-security-theft-passcode-data-privacya-basic-iphone-feature-helps-criminals-steal-your-digital-life-cbf14b1a https://www.wsj.com/articles/apple-iphone-security-theft-pas... https://archive.is/tn9aq https://archive.is/tn9aq TL;DR: if someone spies out your iPhone's passcode, they may be able to hijack other accounts synchronized with it. In such situations, this simple passcode is like a master password, with with critical things such as PayPal and Apple Pay payments can be initiated to drain bank accounts. Two-factor authentication also doesn't help, as their challenges can be approved easily once the iPhone is unlocked with the passcode.