EN: Distributed ledger technology, crypto categories, and access vehicles. VN: Blockchain, các loại crypto và cách tiếp cận.
1. Distributed Ledger Technology (DLT) Concept
About: Blockchain links blocks via hashes; tamper-resistant. Consensus via PoW or PoS. Smart contracts run on Ethereum, Solana etc. Permissioned vs permissionless.Tóm tắt: Blockchain, PoW/PoS, smart contract, permissioned/permissionless.
Blockchain Linked blocks of transactions; tamper-resistant via hashes.
Consensus Proof of Work (Bitcoin) vs Proof of Stake (Ethereum post-merge).
Smart contracts Self-executing code on blockchain (Ethereum, Solana).
Permissioned vs permissionless Open public chains vs restricted enterprise chains.