Bitcoin is considered as the most momentous invention which is meant to permit on-line customers to procedure transactions via digital devices of change. Today, numerous human beings have joined the area of Bitcoin and been actively using this cryptocurrency. Even as some individuals store their cash in software program wallets, a number of them seek for more relaxed wallets. In case you are looking forward to use bitcoin as a protracted-term investor, you have to consider the use of hardware wallet or paper wallet.
The main idea behind hardware wallets is to isolate your cryptographic secrets (private keys) from your computer or smartphone, which are easily hackable, in order to protect your bitcoins. You can then send / receive payments and check your accounts, without taking the risk of losing everything.
The Ledger Nano S and Ledger Blue support dozens of cryptocurrencies so you can hold different assets in the same hardware wallet. What’s more? The devices have unlimited capacity: you can basically add and remove applications without losing access to any of your coins.
SOFTWARE COMPATIBLE & OPEN SOURCE
The hardware wallets operate with their own cryptocurrencies interfaces: the Ledger Apps, which are free Google Chrome applications. They are also compatible with a wide range of other interfaces, including BitGo, Copay, Electrum, GreenBits, Mycelium, or MyEtherWallet, and are open source so anyone can build their own applications.
Fido 2UF, providing a second factor authentication (U2F) to online accounts including Google, Facebook, Dropbox or online merchants; Hello, the secure Windows companion; Open PGP, encrypting and signing both documents and communications; and Password Manager, the secure password generator and storage solution.
Source : Ledger cite
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Ledger Nano S Cryptocurrency Hardware Wallet