Kensington Slots vs. Nano security slots

Kensington 64643 Security Slot Adapter Kit - 5 Pack

What’s the Deal With That Security Slot on Your Laptop, Anyway?

What Is Kensington Security Slot Aka That Weird Hole In Your Laptop?

Laptop Lock Adapter for Security Lock | Adds Security Slot To Any Laptop inc MacBook | Use With Standard T-Shaped Bar Cable Locks | No Adhesive Needed

How to Use Kensington Locks on Chromebooks (FAQ) | Platypus Platypus

Kensington SafeDome Secure iMac Lock (K64962US)