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2. Walmart patents surveillance tool that can eavesdrop on workers

   www.engadget.com/2018-07-12-walmart-patent-audio...

   The audio surveillance system Walmart designed is composed of several sensors that can collect all kinds of audio data, including beeps and the rustling of paper bags. Any data it gathers can be ...

3. Laser microphone - Wikipedia

   en.wikipedia.org/wiki/Laser_microphone

   Laser microphone. A laser microphone is a surveillance device that uses a laser beam to detect sound vibrations in a distant object. It can be used to eavesdrop with minimal chance of exposure. The object is typically inside a room where a conversation is taking place and can be anything that can vibrate (for example, a picture on a wall) in ...

4. The best outdoor security camera - Engadget

   www.engadget.com/2019-10-13-the-best-outdoor...

   For a fee, you can add person, animal, and vehicle detection and more cloud-based video storage. The Google Nest Cam IQ Outdoor is the most technologically advanced outdoor camera we've tested. It ...

5. SOSUS - Wikipedia

   en.wikipedia.org/wiki/SOSUS

   Sound Surveillance System ( SOSUS) was the original name for a submarine detection system based on passive sonar developed by the United States Navy to track Soviet submarines. The system's true nature was classified with the name and acronym SOSUS classified as well. The unclassified name Project Caesar was used to cover the installation of ...

6. NSA warrantless surveillance (2001–2007) - Wikipedia

   en.wikipedia.org/wiki/NSA_warrantless...

   BND. v. t. e. NSA warrantless surveillance — also commonly referred to as " warrantless-wiretapping " or " -wiretaps " — was the surveillance of persons within the United States, including U.S. citizens, during the collection of notionally foreign intelligence by the National Security Agency (NSA) as part of the Terrorist Surveillance ...

7. Dropcam app comes to Android, lets you monitor your security ...

   www.engadget.com/2011-02-03-dropcam-app-comes-to...

   of video, data and the cloud. Peace of Mind on the Go. With the Dropcam Android App you can: Stream Live Video: Your Dropcam cloud-based cameras stream. secure, uninterrupted live video that let ...