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Web3 Fundamentals and NEAR

What is Web3?
A Quick History Lesson: Eras of the Web
Why We Need Web3
Centralized vs decentralized

What is Blockchain?
Hash - Block - Tokens
Public / Private Keys & Signing
Proof of Work vs Proof of Stake
Bitcoin
Ethereum

DApps
Smart Contract
FT-NFT
DeFi
DAO

What is NEAR Protocol?

NEAR Testnet Account Creation

NEAR Use Case

Practice Part - I
Practice Part - II

A Quick History Lesson: Eras of the Web

These contents have been prepared using online resources. Patika.dev’s own contents are currently under preparation.

To understand better what web3 is, we need to look at the history. What changed and what is about to change?

  • Web1 - Oldest version of the web. Static, read-only content
  • Web2 - Current version of the web we use today. Interactive, read-write content
  • Web3 - Future version of the web. Verifiable, read-write-own/trust content

images

Web3 refers to a potential new iteration of the internet that runs on public blockchains, the record-keeping technology best known for facilitating cryptocurrency transactions. The appeal of Web3 is that it is decentralized, so that instead of users accessing the internet through services mediated by the likes of Google, Apple, or Facebook, it’s the individuals themselves who own and control pieces of the internet. Web3 does not require “permission,” meaning that central authorities don’t dictate who uses what services, nor is there a need for “trust,” referring to the idea that an intermediary does not need to facilitate virtual transactions between two or more parties. Web3 theoretically protects user privacy better as well, because it’s these authorities and intermediaries that are doing most of the data collection. - Slate

For further information:A Quick History Lesson: Eras of the Web

Quiz

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