A flexible solution for site managers, security operators, or operations staff, Video Surveillance as a Service (VSaaS) is a cloud-based video surveillance solution where video footage is stored in the cloud and delivered over the internet via a host provider as a ‘service’. Its use has grown significantly in the security industry alongside the general development of cloud-based solutions, and provides users with the ability to watch, monitor and record video footage remotely. Here, we provide a useful overview of what the term really means, the benefits that proponents regularly highlight, and some of the challenges ahead for the technology.