There’s nothing necessarily wrong with this, but it was still a strange thing for KensingtonWorks to do. In their message they noted that KensingtonWorks was listening on a TCP network port, allowing other programs on the user’s computer to connect to it. They had noticed some odd behavior by KensingtonWorks, a piece of software that allows its users to add power functionality to mice made by Kensington, a popular brand of peripherals. Back in February, a Twitter user who has asked to remain anonymous sent me a tipoff.