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.
Ars Technica

Do you 'lock' your home computer when you leave it? | Ars OpenForum

What? Only three choices? (the maybe's can choose Taco!) This is an operating-system-agnostic poll, PC, Mac, Linux, Raspberry Pi, whatever you use as your home computer. For the purpose of this poll, ...
Ars Technica

Locking down a computer in a dorm room?

Well, I'm moving into my dorm room and I have a rather nice computer that I'm bringing up. Can anyone suggest some good methods for locking it down from people stealing it? The door will never be open ...
ZDNet

How to automatically lock your Windows PC with Dynamic Lock

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