Secure storage of Bitcoin private keys

by Albert Szmigielski Bitcoins on the Bitcoin network are controlled by private keys. Only the entity in control of a given private key behind some bitcoins can sign the ownership of those bitcoins to another entity. That is why it is of utmost importance to store the private keys securely to avoid theft of them and as a result theft of the funds on the blockchain. Hardware wallets One way to store keys in a secure manner is by the use of dedicated hardware wallets. Such wallets offer good security against cyber-attacks as they are disconnected from the internet most (or all) of the time. The wallets are tamper resistant, and they do not rely on any third party to

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