pieces of words by itself will be sufficient. OpenDime is a relatively new cold storage platform that truly embraces the values of decentralization and relative anonymity. Another important reason for installing other software wallets is to hold other non-supported tokens. After doing this the private key associated with that OpenDime will be downloaded onto your pc or mobile device.
Secure Your Crypto Blockchain Wallet
Never store bitcoins on Coinbase or any other exchange for long periods of time. You will then be asked to select the a fiat currency. Jaxx will then ask if you'd like to create a wallet back up now. It can have the Bitcoin public address also printed on it, but not necessarily. You can also use Electrum with most hardware wallets, which allows to increase security level even for not technically advanced users. Cryptosteel is a steel made plate, allowing you to define words of choice. You can save the html page offline and remain disconnected from the internet to generate the keys.