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Block

Blocks hold batches of valid transactions that are hashed and encoded into a Merkle tree. Each block includes the cryptographic hash of the prior block in the blockchain, linking the two. The linked blocks form a chain. This iterative process…

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Block Height

Block height represents the number of blocks that were confirmed in the entire history of a particular blockchain network - from the genesis block (or block zero) until the most recent one. Unlike the genesis block, all other blocks contain…

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Block Reward

What is a Block Reward? A block reward is the reward a miner gets for solving the cryptographic hashing problem that verifies transactions and adds a new block to the blockchain. This creates incentive for miners to add hash power…

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Blockchain

Blockchain

A blockchain—the technology underlying bitcoin and other cryptocurrencies—is a shared digital ledger, or a continually updated list of all transactions. This decentralized ledger keeps a record of each transaction that occurs across a fully distributed or peer-to- peer network, either…

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Change Address

A UTXO system like Bitcoin treats crypto similarly to physical cash. Let’s say that Bob has 2 Bitcoins. Bob wants to give Alice 1.75 bitcoin. Bob’s wallet first unlocks his UTXO of 2 bitcoins and uses this whole 2 bitcoin…

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Cojoin And SharedCoin

CoinJoin and SharedCoin

CoinJoin and SharedCoin: CoinJoin is an anonymization method for bitcoin transactions proposed by Gregory Maxwell. The following idea is behind CoinJoin: “When you want to make a payment, find someone else who also wants to make a payment and make…

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Crypto Dusting

Crypto Dusting is a cryptocurrency privacy attack that sees malicious actors sending a very small amounts of coins—typically referred to as "dust"—to identify the person or entity that controls the wallet. The value of dust is below the threshold required…

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Cryptocurrency

Cryptocurrency

A cryptocurrency (or crypto currency) is a digital asset designed to work as a medium of exchange using cryptography to secure the transactions and to control the creation of additional units of the currency. Cryptocurrencies are a subset of alternative…

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Cryptocurrency Exchange

A business that allows customers to trade cryptocurrencies or digital currencies for other assets, such as conventional fiat or other digital currencies. An exchange can be either a “traditional” exchange or a Peer-to-Peer (P2P) Exchange. Businesses with a significant physical…

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Dash (DASH)

What is DASH? Dash is an open source altcoin that was created from a fork in the Bitcoin Protocol. Dash was formerly known as Xcoin and Darkcoin, but rebranded itself as Dash (a portmanteau of “digital cash”) in 2015 after Darkcoin…

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