NFC Smart-Card Wallets + Mobile Apps: A Practical Guide for Secure, Everyday Crypto
Okay, so check this out—hardware wallets used to mean bulky devices and awkward cables. Now you can carry your private key on something the size of a credit card, tap your phone, and sign a transaction in seconds. It’s slick. My instinct told me this was more convenience than security at first, but after digging…




