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How to Protect Your Cryptocurrency from Hackers? Hot & Cold Crypto...

We talk a lot about personal security and privacy when it comes to electronics. But nowadays, there’s a new area that we should focus...

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What is PIR Sensor?

How PIR Sensors Work in Spy Security Cameras and Home Alarm Systems? If you haven’t read about motion activated technology and infrared night vision, do...

CCTV – Closed Circuit Television

CCTV is called a technology enabling the transmission of video from security cameras directly to monitors. Closed means that only a limited number of...