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Consensus Protocols

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

Consensus Protocols articles

7 articles
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.
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.
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.
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.
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.
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.
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.