Blockchain Course Index
Complete blockchain fundamentals roadmap covering decentralized systems, cryptography, consensus mechanisms, security, scalability, and real-world blockchain use cases.
I. Blockchain Foundations
II. Cryptography & Transactions
III. Architecture & Networking
IV. Consensus, Economics & Security
26.Why Consensus is Required
27.Consensus Mechanisms Overview
28.Proof of Work
29.Proof of Stake
30.Validators and Staking
31.Byzantine Fault Tolerance
32.Consensus Security Risks
33.Incentive Models in Blockchain
34.Transaction Fees and Gas
35.Blockchain Scalability Problem
36.Blockchain Trilemma
37.Layer 1 and Layer 2 Solutions
38.Blockchain Attacks