Stop using your 4-digit iPhone passcode in public. Do this instead A recent report suggests that your iPhone's passcode is all thieves need to steal your personal information.

First, a reminder: If you don't have any security on your iPhone, you can enable the 4-digit passcode lock by going to Settings, tapping General, and enabling the Passcode Lock control.

Six-digit passcodes offer 1 million possible combinations instead of 10,000, making a passcode harder to crack.

With this enabled, you'll only need to enter a shorter, simpler four-digit number to authorize iTunes and App Store purchases, rather than your full iTunes account password.

This enables a 6-digit rather than 4-digit passcode. We'd recommend doing the same thing for any other devices you have, like a tablet or a Steam Deck — but on computers, definitely stick with a ...

Head to "Settings" to set up a 4-digit password on PS4. Taylor Lyles/Business Insider 3. Scroll down and then click on "Login Settings." 4. Once the next page loads, select "Login Passcode ...

For starters, the Firefox Password Manager, which is the feature that stores and autofills in your usernames and passwords across the web, can now be protected by a 4-digit passcode.