Questions tagged [nfc]

I see cheap NFC rings on eBay and elsewhere. I was wondering if there is a very cheap NFC reader which I could use to detect such a ring and use it as an HID keyboard (probably over USB) to input my Windows, and hopefully Linux, password.

I have been reading about NFC and was wondering If it was possible to make a NFC scanner antenna to read NFC signals from a further distance. I do understand that the N in NFC stands for Near that's why I'm asking if its possible. I have read a few…