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Blockchain research

In-depth articles on blockchain technology, DeFi protocols, consensus mechanisms, and the infrastructure powering decentralised finance.

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Security & Risk 14 min read

Common Smart Contract Vulnerabilities

A comprehensive technical guide to the most critical smart contract vulnerabilities in blockchain systems, from reentrancy attacks to oracle manipulation, with practical mitigation strategies for d...
Infrastructure & Advanced 11 min read

What Is a Blockchain Oracle?

Blockchain oracles bridge the gap between on-chain smart contracts and real-world data. This guide examines oracle architectures, leading providers, security considerations, and the tradeoffs that ...
Lending & Borrowing 12 min read

How DeFi Lending Protocols Work

A comprehensive overview of on-chain lending mechanics, including supply and borrow pools, interest rate models, interest-bearing tokens, health factors, and how DeFi lending compares to traditiona...

All articles

48 articles
Security & Risk 14 min read

Common Smart Contract Vulnerabilities

A comprehensive technical guide to the most critical smart contract vulnerabilities in blockchain systems, from reentrancy attacks to oracle manipulation, wi...
Infrastructure & Advanced 11 min read

What Is a Blockchain Oracle?

Blockchain oracles bridge the gap between on-chain smart contracts and real-world data. This guide examines oracle architectures, leading providers, security...
Lending & Borrowing 12 min read

How DeFi Lending Protocols Work

A comprehensive overview of on-chain lending mechanics, including supply and borrow pools, interest rate models, interest-bearing tokens, health factors, and...
Smart Contracts & Tokens 10 min read

What Is a Smart Contract?

A comprehensive guide to smart contracts: self-executing programs on the blockchain that enforce agreements without intermediaries, powering DeFi, NFTs, and ...
Blockchain Architecture 12 min read

Types of Blockchains: Public, Private, and Consortium

A comprehensive comparison of public, private, and consortium blockchains covering architecture, security models, governance, and the practical tradeoffs ins...
Consensus Protocols 8 min read

What Is a Consensus Protocol?

An introduction to consensus protocols: why they matter, the Byzantine Generals Problem, and the fundamental tradeoffs every blockchain must navigate.
Blockchain Fundamentals 10 min read

What Is a Blockchain?

A technical primer on distributed ledger technology: how blocks are linked cryptographically, why immutability matters, and what makes blockchains distinct f...
DeFi 12 min read

What Is DeFi? Decentralized Finance Explained

A comprehensive guide to decentralized finance: how DeFi differs from traditional finance, its core building blocks, key metrics, major protocols, and the ri...
Security & Risk 12 min read

What Is a Rug Pull? Identifying DeFi Scams

A detailed examination of rug pulls in decentralized finance: how they work, the warning signs investors should recognize, historical examples, and practical...
Infrastructure & Advanced 13 min read

What Is MEV? Maximal Extractable Value

Maximal Extractable Value (MEV) is the profit that can be captured by reordering, inserting, or censoring transactions within a block. This guide explains ME...
Lending & Borrowing 15 min read

Overcollateralized Lending: Aave, Compound, and MakerDAO

A detailed comparison of the three dominant DeFi lending protocols, covering their architectures, token models, interest rate mechanisms, governance structur...
Smart Contracts & Tokens 11 min read

What Are Tokens? Understanding Digital Assets

An in-depth guide to blockchain tokens: the difference between coins and tokens, fungible vs non-fungible assets, token standards, stablecoins, and the taxon...
Blockchain Architecture 14 min read

Layer 1 Blockchains Explained

An in-depth examination of Layer 1 blockchain architectures, the blockchain trilemma, and how major L1 networks like Bitcoin, Ethereum, Solana, Avalanche, an...
Consensus Protocols 10 min read

Proof of Work (PoW)

A deep dive into Proof of Work: the mining process, difficulty adjustment, security model, energy debate, and Bitcoin's foundational consensus mechanism.
Blockchain Fundamentals 9 min read

What Is a Hash?

An in-depth look at cryptographic hash functions, their essential properties, and the foundational role they play in securing blockchain networks.
DeFi 11 min read

What Is a DEX? Decentralized Exchanges

How decentralized exchanges work, from automated market makers to on-chain order books. Understand swap mechanics, slippage, price impact, and the protocols ...
Security & Risk 13 min read

What Is a Smart Contract Audit?

An in-depth guide to smart contract audits: what they are, how the audit process works, what auditors look for, leading audit firms, how to interpret audit r...
Infrastructure & Advanced 12 min read

What Are Blockchain Bridges?

Blockchain bridges enable asset and data transfer between independent networks. This guide covers bridge architectures, verification methods, security track ...
Lending & Borrowing 13 min read

Flash Loans: Uncollateralized Borrowing

How flash loans enable uncollateralized borrowing within a single atomic transaction, their legitimate use cases including arbitrage and collateral swaps, fe...
Smart Contracts & Tokens 12 min read

ERC-20: The Fungible Token Standard

A technical deep dive into the ERC-20 token standard: its interface, approval mechanism, common extensions like ERC-20Permit, decimal conventions, security p...
Blockchain Architecture 13 min read

Layer 2 Solutions: Scaling Beyond the Base Layer

A comprehensive overview of Layer 2 scaling solutions including rollups, state channels, sidechains, and plasma—how they work, how they inherit L1 secu...
Consensus Protocols 11 min read

Proof of Stake (PoS)

How Proof of Stake works: validator selection, staking mechanics, slashing, Ethereum's Merge, and the fundamental differences from Proof of Work.
Blockchain Fundamentals 9 min read

What Is a Merkle Tree?

How Merkle trees enable efficient and trustless data verification in blockchain systems through hierarchical hashing.
DeFi 13 min read

Types of Decentralized Exchanges

A detailed breakdown of DEX architectures: AMM pools, on-chain order books, aggregators, concentrated liquidity, stableswap curves, and hybrid models. Includ...
Infrastructure & Advanced 10 min read

What Is TVL? Understanding Total Value Locked

Total Value Locked (TVL) is the most widely cited metric in DeFi. This guide explains how TVL is calculated, what it actually measures, its significant limit...
Lending & Borrowing 14 min read

What Is Liquidation in DeFi?

A thorough explanation of the DeFi liquidation process, including health factor calculations, liquidation thresholds, the role of liquidator bots, liquidatio...
Smart Contracts & Tokens 12 min read

ERC-721 and NFTs: Non-Fungible Tokens

A thorough examination of non-fungible tokens: the ERC-721 standard, metadata architecture, on-chain vs off-chain storage, ERC-1155, royalties, and NFT use c...
Blockchain Architecture 11 min read

What Are Sidechains?

A detailed examination of sidechain architecture, including two-way peg mechanisms, bridge security, and how sidechains like Polygon PoS, Liquid Network, and...
Consensus Protocols 10 min read

Delegated Proof of Stake (DPoS)

How Delegated Proof of Stake works: vote delegation, block producer elections, governance implications, and the tradeoff between throughput and centralization.
Blockchain Fundamentals 10 min read

Anatomy of a Block

A detailed breakdown of what a blockchain block contains, from block headers and transaction roots to nonces, timestamps, and uncle blocks.
DeFi 12 min read

DEX vs CEX: Comparing Exchange Models

A rigorous comparison of decentralized and centralized exchanges across custody, KYC, liquidity, fees, security, regulation, and performance. Understand when...
Smart Contracts & Tokens 13 min read

What Is a DAO? Decentralized Autonomous Organizations

A comprehensive guide to DAOs: on-chain governance, proposal and voting mechanisms, treasury management, notable examples, the 2016 DAO hack, and the challen...
Blockchain Architecture 14 min read

Optimistic Rollups Explained

A thorough analysis of optimistic rollup architecture, including fraud proofs, the 7-day challenge period, sequencer design, data availability, and how Arbit...
Consensus Protocols 10 min read

Proof of History (PoH)

Solana's Proof of History: how verifiable delay functions create a cryptographic clock, enabling high throughput without sacrificing decentralization.
Blockchain Fundamentals 10 min read

What Are Nodes?

An examination of the different types of blockchain nodes, their roles in network operation, and how they communicate to maintain consensus.
DeFi 11 min read

What Is Staking?

A complete guide to staking in Proof-of-Stake networks: validator mechanics, staking rewards, liquid staking derivatives, slashing risk, restaking, and how s...
Blockchain Architecture 15 min read

ZK-Rollups: Zero-Knowledge Scaling

A comprehensive guide to ZK-rollup technology, covering zero-knowledge proof fundamentals, validity proofs vs fraud proofs, zkEVM classification (Type 1-4), ...
Consensus Protocols 10 min read

Proof of Authority (PoA)

How Proof of Authority works: identity-based validation, enterprise use cases, permissioned networks, and the tradeoff between decentralization and performance.
Blockchain Fundamentals 11 min read

What Is a Wallet?

A comprehensive guide to blockchain wallets: how they work, the different types, seed phrase mechanics, and security best practices for institutional and ind...
DeFi 11 min read

What Are Liquidity Pools?

How liquidity pools work in DeFi: pool mechanics, LP tokens, the constant product formula, fee distribution, concentrated vs full-range liquidity, pool boots...
Blockchain Architecture 12 min read

State Channels: Off-Chain Transactions

An in-depth guide to state channel architecture, covering payment channels, the Lightning Network, Raiden Network, multisig mechanics, dispute resolution, an...
Consensus Protocols 12 min read

Byzantine Fault Tolerance (BFT)

Byzantine Fault Tolerance from theory to practice: the Byzantine Generals Problem, PBFT, Tendermint BFT, immediate finality, and modern implementations.
Blockchain Fundamentals 10 min read

Public Keys and Private Keys

How asymmetric cryptography underpins blockchain identity and authorization, from key generation to digital signatures and their security implications.
DeFi 12 min read

What Is Yield Farming?

The complete guide to yield farming in DeFi: liquidity mining, farming strategies, APY vs APR, yield aggregators, auto-compounding, sustainable vs unsustaina...
Blockchain Fundamentals 11 min read

What Is a Blockchain Transaction?

The complete lifecycle of a blockchain transaction, from construction and signing through mempool propagation, block inclusion, confirmation, and finality.
DeFi 13 min read

What Is Impermanent Loss?

A rigorous explanation of impermanent loss: the math behind it with concrete numerical examples, why it's called 'impermanent,' the formula, mitigation strat...
Blockchain Fundamentals 10 min read

What Is Gas?

How Ethereum's gas mechanism works: gas limits, gas prices, EIP-1559 fee structure, base fees, priority fees, and strategies for optimizing transaction costs.
Blockchain Fundamentals 10 min read

What Is a Fork?

Hard forks versus soft forks, planned upgrades versus contentious splits, and the historical examples that shaped the blockchain landscape.