Self-custody: a four-step beginner's guide
An educational overview of how people go from curious to holding their own keys. It's not financial advice, and nothing here promises returns: Bitcoin's price can fall a long way.
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Step 1: Understand what you're buying
Before buying anything, learn why money printing matters, what makes Bitcoin's supply fixed, and what the risks are, including big price swings, scams and losing access to your coins. The bookshelf and wtfhappenedin1971.com are good starting points.
Step 2: Get your first sats
A satoshi ("sat") is the smallest unit of Bitcoin, so you don't need to buy a whole coin. Many people buy small amounts on a fixed schedule (dollar-cost averaging) rather than trying to time the market. Use a regulated provider in your country and only put in what you can afford to lose.
- Kraken (regulated exchange in the EU)
- Relai (bitcoin-only savings app (Europe))
- Strike (bitcoin and Lightning app; check availability in your country)
Step 3: Move off the exchange
"Not your keys, not your coins." Coins left on an exchange are an IOU from that company. A hardware wallet keeps the keys offline on a device you control. The trade-off is that you are now responsible for the backup.
- Buy hardware wallets only from the maker's official shop, never second-hand.
- Write the recovery words on paper or steel, store them offline, and never type them into a website or phone.
- Send a small test amount first, and practise a recovery before moving larger amounts.
- Nobody legitimate will ever ask for your recovery words.
- Ledger (hardware wallet)
- Trezor (open-source hardware wallet)
- Coldcard (bitcoin-only, air-gapped hardware wallet)
- Blockstream Jade (bitcoin-only hardware wallet)
- BitBox02 (Swiss-made hardware wallet)
Step 4: Run your own node
A node is a computer that checks every Bitcoin transaction against the rules itself. Connecting your wallet to your own node means you don't have to trust someone else's server to tell you what you own, and it improves your privacy. A small home server or an old laptop is enough.
- Umbrel (home server OS with a one-click Bitcoin node)
- Start9 (self-hosted server OS with a Bitcoin node)
Common mistakes
- Keeping the only copy of the recovery words in a photo, email or cloud note.
- Falling for "support" accounts or giveaways that ask you to send coins or connect your wallet.
- Moving everything at once without a test transaction.
- Telling people how much you hold.
Not financial advice. Educational content only. Product links are examples, not endorsements; check each provider is available and regulated where you live.