What is the Kensington security slot used for?

What is the Kensington security slot used for? kensington security lock slot of the Kensington ClickSafe Keyed Laptop Lock 604K views · 13 years ago #Security kensington security slot adapter kit I went to a discounter and checked out the 27” iMac model So both 21,5” and 27” have a Kensington lock below the power plug

kensington security slot adapter kit Once attached, use any Kensington® T-bar™ cable lock to secure your equipment and prevent theft

kensington nano security slot The AP-220-MNT-W2 does cover the kensington lock hole :  Nano Saver Lock Slot Keyed Laptop Lock