
Blockchain - Wikipedia
Blockchains are typically managed by a peer-to-peer (P2P) computer network for use as a public distributed ledger, where nodes collectively adhere to a consensus algorithm protocol to add and …
Blockchain Facts: What Is It, How It Works, and How It Can Be Used
Dec 27, 2025 · Blockchain is a decentralized digital database or ledger that securely stores records across a network of computers in a way that is transparent, immutable, and resistant to tampering. …
What Is Blockchain and How Does It Work? | Britannica Money
Blockchain is a distributed ledger database system whose technologies can change the way businesses and governments operate. The capacity to make transactions without intermediaries and the …
What is Blockchain?
Sep 30, 2025 · Learn everything you need to know about Blockchain. From its decentralized nature to its potential for revolutionizing industries.
What is blockchain? - IBM
Blockchain is a shared, immutable digital ledger, enabling the recording of transactions and the tracking of assets within a business network and providing a single source of truth.
Blockchain: What It Is, How It Works, Why It Matters - Built In
4 days ago · Blockchain technology is a decentralized, distributed ledger that stores the record of ownership of digital assets. Any data stored on blockchain is unable to be modified, making the …
Blockchain - Wikiwand
Blockchains are typically managed by a peer-to-peer (P2P) computer network for use as a public distributed ledger, where nodes collectively adhere to a consensus algorithm protocol to add and …
Introduction to Blockchain Technology - GeeksforGeeks
Aug 1, 2025 · Blockchain is a revolutionary technology that functions as a shared, immutable digital ledger. The name "blockchain" comes from its structure data is organized in blocks, with each new …
What is blockchain? Definition, examples and how it works
Jan 30, 2025 · Blockchain is a distributed ledger technology (DLT) that's shared across a network of computers to keep a digital record of transactions. Blockchain is known for its role in cryptocurrency …
Blockchain - Simple English Wikipedia, the free encyclopedia
A blockchain (or block chain) is a series of digital entries, which cannot be easily changed once they are created. It is commonly used in cryptocurrency. It is how digital transactions are recorded and …