Surveillance cameras owned by the company Flock Safety are being vandalized across the country, and it may lead you to ask, What are Flock cameras and what are they used for? Related video above: Map reveals Flock cameras are spreading across Southwest Florida, raising privacy concernsHere’s what to know. What are Flock cameras? Because Flock cameras are all connected, it creates a nationwide latticework of recorded activity. While some argue that Flock cameras help solve crimes, like this kidnapping in South Carolina, others say they’re an invasion of privacy.