In the UK, Wiltshire police have set up a database of private smart doorbells and security cameras, and residents are being asked to register theirs. © 2020 BBC.
Hacked documents suggest that the FBI is concerned some people may be using Ring or other smart doorbells to watch the police.
The document in question is a technical analysis bulletin, offering an overview of the opportunities and challenges for police from home security systems and smart doorbells.
Previously, privacy advocates have raised concerns about data from smart doorbells being shared with police.
The papers describe a 2017 incident where someone remotely watched live footage of police preparing to issue a search warrant.
Previously there have been concerns about how much information from private cameras is being shared with police.
Amazon's Ring is one of the most popular, but there are a variety of companies selling smart doorbells along with home surveillance kits.
Amazon was criticised last year for partnering with at least 200 US law enforcement agencies to allow surveillance via its Ring doorbells.
FBI worried that Ring doorbells are spying on police https://t.co/ri2bMuWTPo— BBC News Technology (@BBCTech) September 1, 2020
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