The primary privacy concern with modern security cameras is the vulnerability of the cloud. When you view your camera feed on your phone, that data is traveling through the internet.

When your footage is stored on a company’s server, you aren’t the only one who has "access." There is a recurring debate regarding how much access law enforcement should have to private camera networks (such as Amazon’s Ring or Google’s Nest) without a warrant.

Guardian or Spy? Navigating the Intersection of Home Security and Privacy

Be a good neighbor. Adjust your cameras to ensure they are focused on your entry points and property line, avoiding neighboring windows or private yards.

In many jurisdictions, you have a legal right to film public spaces (like the street) from your property, but filming areas where a neighbor has a "reasonable expectation of privacy" (like through their bedroom window) can lead to legal disputes or even harassment charges. How to Balance Security with Privacy