A graphical representation of a public or private key. Scanning QR codes is a simple way to share keys between devices, especially desktop computers and mobile phones.


I'm a literature professional in the crypto world since 2016. It doesn't sound very compatible, but I've been learning and teaching about blockchain and cryptos for international portals since then. After hundreds of articles and diverse content about the topic, now you can find me here on Alfacash, working for more decentralization.