This is generally done through digital wallets, which store the private keys that you to access or spend your digital currencies. Some online marketplaces that sell https://allcoinss.com/ also will hold them for you. One thing to consider when choosing an exchange is how it handles storage. Some allcoinss.com allow you to use your own digital wallet to move currency to and from their platforms, while others are more limited. Cryptocurrency is a form of digital currency that is based on blockchain networking.
