Like most (if not all) Hackaday readers, I like to know how the technology I use works. I’m always amazed, for example, how many otherwise smart people have no idea how the cellphone network works ...

The ability to confirm your identity using your fingerprint or face is something we have already become accustomed to. Most of us carry a piece of this technology in our pockets: Our phones are able ...

Fingerprints have long been viewed as the ultimate identifier, unique only to you and impossible to steal, which is why fingerprint readers have become integral to smartphone and mobile device ...