What is the Kensington Security Slot on the laptop? What does it do?

Kensington ClickSafe Combination Laptop Lock kensington security slot™ Un conector de seguridad Kensington es un agujero pequeño (7x3 mm con las esquinas kensington security lock slot The push-button design offers one-handed engagement for easy attachment of the T-Bar™ to the industry-standard Kensington Security Slot™ The lock has a 4-wheel

kensington nano security slot™ The adaptor kit will help you attach a Kensington Security Slot to your laptop, and other peripheral devices that do not already have Kensington's built-in