# The NEAR Guide to Blockchain
- [Introduction](https://hackmd.io/6l1SRkzSQJG2rGqFNeoVgw)
- [Blockchain](https://hackmd.io/i96lV8wuSbuTTXG4ZM1NHQ)
- [Characteristics of Blockchain](https://hackmd.io/Vs_3vssiSpGZGNAEUqIlyw)
- Blockchain as a Platform
- Blockchain as a Clock
- History of Blockchain
- Bitcoin
- Altcoins
- Ethereum
- Rise of the "Ethereum Killers"
- Applications of Blockchain
- NEAR
- NEAR Projects
- Blockchain Energy Consumption
- How to beware of scams
- Decentralization
- Blockchain Bridges
- [Block](https://hackmd.io/WEeI9kUoSfqdz2q5fZfASA)
- [Hash](https://hackmd.io/ZUr5V-sTSnG6kba15flVzw)
- [Ledger](https://hackmd.io/996WvpZ3QUOOgByRqSutMg)
- Sharding
- Web1
- Web2
- Web3
- [Cryptography](https://hackmd.io/ncPTp-k7Sfi_Om1sFPrqjg)
- Public-key Cryptography
- Cryptocurrency
- Peer-to-Peer Networks
- Mining
- Consensus Mechanism
- Tokenomics
- DAO
- DeFi
- NFT
- Dapps
- Metaverse
- Storage
- Proof of Work
- Proof of Stake
- Proof of Space
- Proof of Personhood
- Proof of Burn
- Proof of Authority
- Proof of Elapsed Time
- Double Spending
- Byzantine Fault Tolerance
- Anonymous
- Pseudonymous
- Zero-Knowledge Proof
- Transaction
- Sybil Attack
- SHA-256
- Fork
- Blockchain Applications
- Smart Contract
- Wallet
- Layer 1 Blockchain
- Layer 2 Blockchain
- Token
- ICO
- IDO
- Custodial Wallet
- Non-Custodial Wallet
- Cryptocurrency Exchange
- DEX (Decentralized Exchange)
- CEX (Centralized Exchange)
- Hot Wallet
- Cold Wallet
- Transaction Fee
- Gas
- Pump & Dump
- Airdrop
- Merkle Tree
- Hodl
- Stake
- Censorship-resistance
- Genesis
- Blockchain Explorer
- [Timestamp](https://hackmd.io/K2KWq6rOT0CnU44AKWhz6w)