rfid

I'm searching for a good solution to protecting my key fob from hacking without making it making it unduly difficult to get out when I need it. I ran across a thing called an RFID card which is supposed to protect credit cards if placed in your wallet. Is this real protection? I always thought...

I'm a teacher and was wondering if there is a way to load a word document on a raspberry pi or something else that will allow a simple phone tap. which is using NFC or RFID, to download the word document. I to use it to give out homework to my students. Please suggest something because i have...

Sorry if this is in the wrong section, but I was not at all sure where to put this, if it’s possible to move it feel free if it’s the wrong place. Ok, I wanted to make an RFID scanner where I scan a card my pc would turn on, and if it’s possible off, just like when you press the power button...