Web3 & Crypto Foundations

Discover how stablecoins bridge the gap between traditional fiat and cryptocurrency, offering stability for Web3 transactions and domain investing.

A clear guide to blockchain consensus mechanisms—Proof of Work, Proof of Stake, Delegated Proof of Stake, BFT consensus, and how each secures a network.

A guide to the core cryptographic primitives that make blockchains work—hash functions, digital signatures, Merkle trees, elliptic-curve crypto, and commitments.

A plain-language guide to the five leading blockchain privacy technologies—zero-knowledge proofs, FHE, MPC, TEEs, and ring signatures—compared side by side.

A learner's guide to blockchain scaling — optimistic rollups, ZK rollups, sidechains, payment channels, sharding, and data availability layers compared.

A guide to top blockchain virtual machines—EVM, SVM, MoveVM, WebAssembly and RISC-V VMs, and CairoVM—comparing languages, execution models, and ecosystems.

Zero-knowledge protocols can provide perfect, statistical, or computational privacy. This guide explains those definitions, why proof-system families do not have one universal flavor, and how privacy differs from soundness and post-quantum security.

A multi-tenant router that lets you integrate x402 once and route requests by policy and facilitator capability, without pushing routing logic into your app.

UCP is an open-source commerce standard for connecting AI shopping surfaces with merchants and payment providers.

A clear explainer on xStocks—1:1-backed tokenized equities available on supported blockchains. Learn how xStocks work, how they differ from traditional shares, their risks, and how they fit the broader real-world-asset tokenization trend.