How to Set Up a Crypto Wallet: Securing Your Coins in Seven Steps

Setting up your own crypto wallet takes about twenty minutes and comes down to four moves: choose the wallet type, generate the wallet, back up the recovery words offline, and use a small test amount to check that funds travel out and back. The third move decides everything that follows, because it is the only one nobody can catch up on for you. This guide walks through each of those steps, explains the terms at the point where you first meet them, and closes with what a self-custodied wallet means in legal and tax terms in Germany. What a Crypto Wallet Stores, and Why Your Coins Are Never Inside It The name is misleading. A wallet is not a purse holding coins. Germany’s Federal Ministry of Finance puts it plainly in its letter of 6 March 2025: “No crypto assets are held in the wallet itself; they always remain on the blockchain” (paragraph 17). Keyring would be the more accurate translation. What the wallet actually manages are two kinds of keys. The public key is the receiving address; the ministry compares it to an IBAN or an email address (paragraph 18). It may be known to others, because its only job is to assign balances on the blockchain. The private key is its counterpart: ...