To improve the security prowess of WhatsApp, Meta has included an option to lock or hide WhatsApp chats with a secret code. This allows you to segregate a few chats from others as they will only be ...

Whether you work in an office full of people, or you have roommates, or you just don’t want anyone snooping on your computer, it’s a good idea to always lock your PC when you aren’t using it. Now, ...

If you're new to Mac computers, a good first step is figuring out how to lock your Mac to keep it secure from intruders.

You should always check this page to see if any new Meta Lock codes have appeared. We update our codes lists regularly, so make sure to bookmark this page. However, if you’d prefer to look for codes ...

A new update to the Link to Windows app on Android enables you to remotely lock your Windows 11 PC from your smartphone. The new feature is available through the updated “Lock PC” button in the app.

One way to lock a Windows computer from your keyboard is by pressing Ctrl + Alt + Del and then selecting the "Lock" option.

[GloriousCow] has started working on a series of investigations into the various historical floppy disk copy protection schemes used in the early days of the IBM PC and is here with the first of these ...