CTA Digital 10-Foot Security Cable – CTA 10' Galvanized Steel Cable with Kensington Lock and Master Key for Use with Tablets, Laptops, and Devices with K-Slots (ADD-CALOCK3M): Accessories: Amazon.com.au
In depth tutorial to show installation and the use of the Kensington ClickSafe Keyed Laptop Lock. - YouTube
Kensington 5mm Master Key for MicroSaver 2.0 (K65049EU) - PC lock - LDLC 3-year warranty | Holy Moley
Kensington Security Slot - Wikipedia
Kensington K65020EU - Microsaver 2.0 Padlock with Key for Laptop with Cable Made of Steel and Carbon, 10 mm Heavy Duty Head and T-Bar Technology on The Lock, 1.8 m Length, Gray: