Bitcoin Wallets Explained: Hot vs Cold, Keys and Seed Phrase
Hot vs cold wallets, private keys and how to keep a seed phrase safe.
English · ~1 min · Published 2026-10-12
Key takeaways
- Hot and Cold Wallets. A Bitcoin wallet does not hold coins.
- Keys and Seed Phrase. Your private key is the secret that controls your Bitcoin.
- Golden Rules. Never take a photo of your seed phrase.
Full transcript
Hot and Cold Wallets
A Bitcoin wallet does not hold coins. It holds the keys that let you spend them. A hot wallet is an app connected to the internet, handy for small everyday amounts. A cold wallet keeps your keys offline, for example on a small hardware device. Being offline makes a cold wallet much harder for hackers to reach.
Keys and Seed Phrase
Your private key is the secret that controls your Bitcoin. Your wallet shows it as a seed phrase, a list of twelve or twenty-four words. Write the seed phrase down on paper, by hand. For extra safety, some people stamp it on a metal plate that survives fire and water.
Golden Rules
Never take a photo of your seed phrase. Never store it in the cloud, email or notes apps. Never share it with anyone, not even someone claiming to be support. Remember: not your keys, not your coins.
FAQ
- What is this video about?
- Hot vs cold wallets, private keys and how to keep a seed phrase safe.
- Is this investment advice?
- No. The video explains how Bitcoin works and does not tell you to buy or sell anything.
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Not investment advice.