Ledger Nano S Review Before starting to talk about this wonder of cryptographic technology, the Ledger Nano S, it is important to know the concept of wallet in the world of cryptocurrencies. A wallet is nothing more than the place or device where crypto assets are stored. There are two types of wallets, the hot ones, those that are constantly online, that is, connected 24 hours a day, and the cold ones are those that are disconnected from the Internet and the computer and, of course, they offer greater security for the protection of your cryptos. More at: https://steemit.com/ledger/@jadams2k18/ledger-nano-s-review #ledger #nano-s/x #hardware-wallet #cryptocurrency #review