2 ways to lock a Windows computer from your keyboard and quickly secure your data

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

Windows 11 gets customizable lock screen, widgets improvements, and more in build 27982

Windows 11 Canary build 27982 is now rolling out to Windows Insiders, offering them additional Lock Screen customization, Widgets improvements, and more. Microsoft has released a new Canary build for ...
Ars Technica

Windows 11 Home spontaneously locks itself while I'm using it

Has this happened to anyone else? Just last night I was chilling in front of my desktop PC, hands on my Steam Controller (using it to avoid excessive mousing/RSI issues), browsing forums, YouTube etc.