A private key that is not accessible from the internet. A typical cold storage is an USB stick, an offline computer or paper wallet.
An abbreviation for Bitcoin.
Blockchain is a type of database storing an immutable set of data, verifiable to anyone with access to it. The Bitcoin blockchain solely stores currency transactions, while other blockchains like Ethereum also store smart contract code - shared rules automating financial transactions.
A collection of transactions. Every 10 minutes, one miner out of thousands worldwide verifies the transactions order of one block. The block is then added to the blockchain, which keeps the history of all blocks. Every new block added to the blockchain increases the difficulty of rewriting this history of past transactions.
Bitcoin is a digital currency created in 2009, by an anonymous founder or group of founders going by Satoshi Nakamoto.
An address is the blockchain equivalent to a bank account number in the traditional financial system, or to an email address. You might share your address with anyone who should be able to send funds to you.