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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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Spy Camera FPS (Frames per Second)

FPS is the frequency at which an imaging device is capable of making images. One frame – one image. Standard FPS is 24 frames...

DTMF (Dual Tone Multiple Frequencies)

A system used in touch-tone telephones. DTMF assigns a frequency to each key for easier identification. In spy world for example, DTMF technology is...