The lock screen on your smartphone is an essential barrier to anyone looking to gain access to the device: It stops people from getting at your data, your social media accounts, your banking apps ...

Part of TinkerTool System lets you muck about with file and folder permissions, including ACL (Access Control List) settings that include setting a folder to pass access to all nested items inside it.

Lock apps and files using a third-party app The easiest way to lock apps and files and use your fingerprint to access them is by using a third-party app.

For example, if you don't know how to unlock a protected folder, you'll be out of luck; Apple and third-party providers do not have this information. See also the best free password managers and ...

A reader wants to know if there's a way to lock down a folder without installing third-party software. Here are some options, both with and without software.

If you want to protect a folder with a password, you won't find such a feature on Windows 10, but you can this alternative.

Folder Lock is a simple and very user-friendly app that allows you to store files safely. Being password protected, it can provide the best level of security for your personal data.

Lock away your private files with a password known by you, and you alone. Folder Lock 7 ($40, five-day free trial) is a one-stop-shop for file encryption and data security. It’s impressive and ...

Folder lock is software designed to let even a non-technical user take control of files and folders on their system, and even USB key stored content, and secure it from those that might want ...