Does night vision work in total darkness?

The thermal imaging system can work in complete absence of light solely on the heat signature of objects with an above absolute zero temperature. So we can conclude that night vision goggles, cannot work in absolute darkness, they do need a light source, be it a weak one.

How can I sweep my house for listening devices?

How to detect listening devices in my home in a few easy steps.

Use an RF spy bug detector. As listening devices are often hidden inside a domestic product such as a mains charger, extension lead, USB charger, smoke alarm or even a table lamp.
Use your mobile phone. If you make a call and sweep the room moving in a clockwise direction.

Is Google listening to me all the time?

While your Android phone may be listening to what you’re saying, Google is recording only your specific voice commands. Visit Business Insider’s Tech Reference library for more stories.

Why is Alexa spying on us?

Amazon’s not only eavesdropping — it’s tracking everything happening in your home. It says Alexa needs to know the “state” of your devices “to enable a great smart home experience.” But keeping a record of this data is more useful to them than to us.

Does Siri listen to you all the time?

Just as most other voice assistants, Siri is essentially always on, through your HomePod or iPhone microphone, listening for you to say “Hey Siri” so it can get activated. According to Apple privacy policy, although Siri is listening, it doesn’t remember anything you say before it’s activated by its voice command.

Can Siri Be Hacked?

Google Assistant and Siri can be silently hacked through a table: What to do. Inaudible vibrations sent through a tabletop from up to 30 feet away can secretly command Apple’s Siri and Google Assistant without a phone owner’s knowledge, academic researchers revealed last week.

Can Siri see faces?

On your iPhone open the Watch app and scroll down to Clock and scroll down to the bottom and you’ll see “Siri Face Data Sources”. Tap it and you’ll be able to customize the face as you please. That’s great. Thanks!