Digital Society Notes - 25 Feb

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8 Terms

1

Blockchain

A digitally distributed, decentralised, public ledger that record transactions across a network

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2

Hash

Created when a new block is added to the blockchain, serving as a unique identifier for the block.

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3

Proof of Work

A consensus mechanism used in blockchain networks to validate transactions and create new blocks by requiring participants to solve complex mathematical problems.

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4

Blockchain Cryptography

uses cryptographic techniques to secure transactions and control the creation of new blocks in a blockchain.

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5

Consensus

The process by which participants in a blockchain network agree on the validity of transactions and the state of the blockchain, ensuring that all copies of the ledger are the same.

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6

Peer to Peer network

A decentralized network structure where participants can interact directly with each other without intermediaries, allowing for the sharing of resources and data.

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7

Immutable

The property of a blockchain that ensures once data is recorded, it cannot be altered or deleted, providing a permanent and verifiable record.

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8

Decentralised

A system architecture where control and decision-making are distributed among multiple points rather than being centralized in a single entity.

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