What Is Private Key? Meaning & Example
Definition
A private key is a secret code that proves ownership of crypto and authorizes transactions. Anyone with your private key can move your funds, so it must never be shared.
Related terms
A crypto wallet is software or hardware that stores the keys needed to access and move your crypto. The wallet does not hold coins itself; it holds the keys that control them.
Seed PhraseA seed phrase is a list of words, often 12 or 24, that can restore a crypto wallet. It is the master backup of your keys and should be stored offline and kept secret.
Cold WalletA cold wallet keeps crypto keys offline, often on a dedicated hardware device or paper. It is generally safer against online attacks but less convenient.
What is Private Key?
A private key is a secret code that proves ownership of crypto and authorizes transactions. Anyone with your private key can move your funds, so it must never be shared.
Can you give an example of Private Key?
A scam website asking you to type in your private key is trying to steal your crypto.