God’s attributes include omniscience and omnipresence, or that He knows everything, everywhere, all the time.
Satan is not all-knowing and he can’t be everywhere at once.
Since it is part of satan’s plan to “be like the Most High” (Isaiah 14), it makes sense that part of his new world order would be ubiquitous surveillance.
Camera’s everywhere, UAVs/drones, TSA inspection points, all transactions made electronically (and tracked), all news and entertainment delivered electronically (and monitored), neighbors spying on neighbors (see something, say something)…