The phrase "ubiquitous surveillance" means constant monitoring or observing of people and their activities that is happening everywhere and all the time. Full definition
Long - term effects of ubiquitous surveillance in the home. (sciencenews.org)
In an age of ubiquitous surveillance, the public has come to assume that someone or something is always watching, ready to spot trouble as it is happening. (scientificamerican.com)
The authorities knew that broadly distributing the images — some captured by ubiquitous surveillance cameras and cellphone snapshots and winnowed down using sophisticated facial - recognition software — would accelerate the digital dragnet, but they did not realize the level of chaos it would create. (nytimes.com)