
The blockchain trilemma posits you can optimize only 2 of decentralization, security, and scalability
Image: Jeremy Kemp (moved from en:Image:Chicago bot.jpg on the English Wikipedia). en:Image:Chicago bot.jpg, Public domain, via Wikimedia Commons
The blockchain trilemma posits you can optimize only 2 of decentralization, security, and scalability
a 51% attack is
A 51% attack involves controlling over half of the mining power to manipulate the blockchain
Proof of work
Miners solve puzzles to validate Bitcoin transactions
Smart contract
Smart contracts execute automatically on the blockchain
Proof of stake
Validators lock ETH as collateral to verify blocks
Coase theorem
Coase theorem: With zero transaction costs, parties negotiate efficient outcomes
Dark pool
Dark pools are private forums for trading securities
Educational content, not financial advice.
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