> For the complete documentation index, see [llms.txt](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals.md).

# Blockchain Fundamentals

- [Why is Blockchain So Popular?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/why-is-blockchain-so-popular.md)
- [Introduction to Blockchain](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/introduction-to-blockchain.md)
- [Blockchain Misconceptions](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/blockchain-misconceptions.md)
- [Blockchain vs Bitcoin, Database, Cloud](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/blockchain-vs-bitcoin-database-cloud.md)
- [Consensus Mechanism](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/consensus-mechanism.md)
- [Public and Private Keys](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/public-and-private-keys.md)
- [Hash Functions and Cryptography](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/hash-functions-and-cryptography.md)
- [Sharding](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/sharding.md)
- [Types of Blockchains: PoW, PoS and Private](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/types-of-blockchains-pow-pos-and-private.md)
- [Understanding Cryptocurrency](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/understanding-cryptocurrency.md)
- [Coins vs Tokens](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/coins-vs-tokens.md)
- [Blockchain Trilemma](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/blockchain-trilemma.md)
- [Legality](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/legality.md)
- [Learn : Google’s Cloud Based Blockchain Node Service](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-googles-cloud-based-blockchain-node-service.md)
- [Learn: How Blockchain, Digital assets, and Web3 Unlock Financial Inclusion Globally](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-how-blockchain-digital-assets-and-web3-unlock-financial-inclusion-globally.md): Government policies promise to bring about financial inclusivity, but the results are disappointing.To elevate financial inclusion, blockchain technology sparks a new ray of hope for the underserved
- [Learn: Will Chinese-Made Crypto Soar Higher?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-will-chinese-made-crypto-soar-higher.md): The price of Conflux (CFX) is flying high after the network announced that it is joining forces with China Telecom to roll out Blockchain SIM (BSIM) cards.
- [Learn: What Does MiCA Mean for Crypto in Europe?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-what-does-mica-mean-for-crypto-in-europe.md): The EU's MiCA regulations offer a working package focused especially on stablecoins. MiCA may set wider precedents for crypto regulations being developed in other regions.
- [Learn: Unraveling the Intricacies of Blockchain Forensics and Asset Tracking](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-unraveling-the-intricacies-of-blockchain-forensics-and-asset-tracking.md): Delving into the mechanics of investigating transactions and tracking assets on the blockchain
- [Learn: Promising blockchain use cases in healthcare industry](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-promising-blockchain-use-cases-in-healthcare-industry.md): Blockchain enables healthcare record management, clinical trial transparency, efficient supply chain management and more.
- [Learn: The Role of Blockchain in Authenticating and Provenance Art](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-the-role-of-blockchain-in-authenticating-and-provenance-art.md): Will the Art world embrace blockchain tech?
- [Learn: Blockchain-Based Digital Identity: Benefits, Risks, and Implementation Challenges](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-blockchain-based-digital-identity-benefits-risks-and-implementation-challenges.md): Is a massive digital divide underway?
- [Learn: The Future of Energy Supply Chains](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-the-future-of-energy-supply-chains.md): What will Blockchain Tech's role be in Energy Supply Chains?
- [Learn: Revolutionizing smart contracts and cryptocurrency](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-revolutionizing-smart-contracts-and-cryptocurrency.md): The confluence of artificial intelligence and blockchain technology is paving the way for more intelligent, secure and streamlined smart contract ecosystems.
- [Learn: Nigeria goes blockchain](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-nigeria-goes-blockchain.md): Nigeria’s crypto community celebrates the approval of the National Blockchain Policy, set to impact governance, digital identity management and e-payments.
- [Learn: A Game Changer for Online Gaming?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-a-game-changer-for-online-gaming.md): How Blockchain Technology is Transforming the Online Gaming Industry
- [Learn: Is blockchain technology ready for high-storage applications?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-is-blockchain-technology-ready-for-high-storage-applications.md): What does the blockchain space need to enable the development of high-storage apps?
- [Learn: Will Blockchain Technology Mark a Turning Point in Fraud Prevention?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-will-blockchain-technology-mark-a-turning-point-in-fraud-prevention.md): Blockchain tech has the potential, but can it live up to the hype?
- [Learn: Why ZK-rollups need data availability?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-why-zk-rollups-need-data-availability.md): Zero-knowledge rollups hold great promise for scaling blockchains, but the technology requires certain provisions to ensure its success.
- [Learn: How will generative AI disrupt blockchain?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-how-will-generative-ai-disrupt-blockchain.md): Artificial intelligence isn’t just generating lots of content these days, but equally, lots of excitement too.
- [Learn: A New Blockchain for Generative AI?](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/learn-a-new-blockchain-for-generative-ai.md)
- [TL;DR 👀](https://web3-encyclopedia.gitbook.io/web3-encyclopedia/blockchain-fundamentals/tl-dr.md): A super brief summary of the chapter