Bitcoin Vocabulary

Digital signatures, however, are unique to every transaction and produced using the account holder’s private account key (known only to them). Decentralized — In a decentralized system, the users are linked to each other via →P2P. Anyone can join a decentralized network, it is difficult to take offline and – in the best case – almost impossible to hack. Decentralized autonomous organization — A decentralised autonomous organisation is an organisation which is regulated by →Smart contracts. The hack of the Smart Contracts of the first decentralized autonomous organization  ́The DAO ”. The hard fork is now known as →Ethereum, the old block chain where the hack is still present is known as Ethereum Classic.

  • Some exchanges are for buying and selling bitcoin with fiat currencies like USD, GBP, EUR, etc. while others may exclusively buy and sell cryptocurrencies.
  • A Bitcoin wallet is loosely the equivalent of a physical wallet on the Bitcoin network.
  • Testnet — A testnet is a test network to be able to test new functions for the → mainnet in a secure environment.
  • If you have lost the private key for an address, the bitcoin at that address is considered burnt or has been burned.
  • The ability of someone to change (mutate) unconfirmed transactions without making them invalid, which changes the transaction’s txid, making child transactions invalid.

However, the encryption processes built into cryptocurrencies ensure that only authorised parties are able to transact — and do so securely. Bitcoin
Launched in 2009, Bitcoin is the world’s first cryptocurrency. One bitcoin comprises 100,000,000 satoshis (the smallest unit of value). is your informative platform to get started with bitcoin and other cryptocurrencies. We provide you with the latest proven crypto tips, tricks and reviews straight from the core of the blockchain industry.


An Exit Scam is when a company runs away with other people’s bitcoin or cryptocurrency. Deflation is a decrease in the total supply of a monetary unit. The result of a deflationary currency is usually a decrease in prices for goods and services priced in that currency. Crypto is a general term used to refer to cryptography, cryptocurrency, or the entire cryptocurrency industry. CoinJoin is a privacy enhancing feature where users generate collaborative transactions to make it more difficult for chain analysis companies to break down user privacy. Cloud Mining services offer the ability to rent miners in remote locations around the world.

  • Synchronizing the block chain by downloading each block from a peer and then validating it.
  • Crashing of prices might make the mining operation unprofitable, which could then lead to termination of your contract.
  • A bag holder is an unfortunate investor “who is left holding the bag” after an exit scam.
  • It also provides access to testnet, a global testing environment that imitates the bitcoin main network using an alternative blockchain where valueless “test bitcoins” are used.
  • The two best known hardware wallets are the Trezor and the Ledger Nano S. There are also e.g.

These cloud mining services tend to gravitate toward parts of the world where electricity is abundant and cheap. A Bitcoin Exchange is any service that allows you to buy and sell bitcoin for other currencies. Some exchanges are for buying and selling bitcoin with fiat currencies like USD, GBP, EUR, etc. while others may exclusively buy and sell cryptocurrencies. A Bitcoiner is one who owns bitcoin and uses it as a store of value, a medium of exchange, or a unit of account or any combination of these 3 things.

Mining pool / pooled mining

Private key(s) are generally generated and stored using a computer using Bitcoin wallet software. Private keys must be kept secret and never be revealed because they enable bitcoins to be spent. This is a process performed by special nodes on the Bitcoin network called miners. As a result the miner who completes/solves this puzzle earns a reward in the form of Bitcoins. Mining requires special computer hardware and electricity to get up and running, and the puzzle difficulty keeps increasing. Mining — This is a process performed by special nodes on the Bitcoin network called miners.

Bitcoin Vocabulary

In HD wallets, the master chain code and master private key are the two pieces of data derived from the root seed. When two or more blocks have the same block height, forking the block chain. Typically occurs when two or more miners find blocks at nearly the same time.

Initial Public Offering (IPO)

Bitcoin mining and the block chain are there to create a consensus on the network about which of the two transactions will confirm and be considered valid. The process of mining Bitcoin on the blockchain is a way of reaching consensus, i.e. to validate one of the two transactions using cryptographic hashes. The amount of bitcoins which is collected from the bitcoin transaction. The fee collected through the transaction goes to miners to encourage them to keep mining. A miner can include such amount of transactions that he prefers, thus, he can automatically increase his reward.

Private keys are used to digitally sign bitcoin transactions so that they can be spent. A Paper Wallet is any piece of paper with a private key and the corresponding address written or printed on it. A seed Bitcoin Vocabulary phrase written down on a piece of paper is also considered a paper wallet. A Mining Contract is a term in bitcoin cloud mining that states the terms or renting or leasing the use of a bitcoin miner.