However, for the observer, there is an ethical line. While the technology makes these feeds accessible, viewing them—especially feeds from private homes or sensitive workplaces—is an invasion of privacy. The capability to access data does not equate to the right to view it.
Many of these exposed cameras are protected only by default credentials (e.g., root / pass ). If the user hasn't changed the password, the stream is effectively public.
The inclusion of the word top in the query suggests the user is looking for:
Never leave the factory "root/pass" credentials active.