Web3 (345)

Learn all about Web3. From self-custody to NFTs, GameFi, DAOs, and much more.
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Blockchain
DeFi

What is a blockchain oracle?

Blockchain technology has gained significant popularity in recent years due to its potential to revolutionize virtually every industry in some way. However, in order for blockchains to function efficiently, they require trusted and reliable data sources. This is where blockchain oracles come in.
Jun 4, 2025
Intermediate
3
golpe de investimento
Regulation

What is the SOC (service organization control) report and what does it mean for crypto?

Among the many controls and processes put in place to protect consumers and clients of professional services vendors, the service organization control (SOC) report stands as one of the most important.
May 27, 2025
Beginners
5
golpe de investimento
Security

How crypto scam detection tools can protect your digital assets

A recent report revealed that crypto scams are up by 45% since 2022. With the sophistication of artificial intelligence and the resulting rise in deep fakes, the crypto community has to remain more vigilant than ever.
May 20, 2025
Beginners
11
DEX DeFi generic
DEX

Onchain Weekly #20: The return of the DEX aggregator

Something big just dropped. Again. Fresh off the launch of the new OKX Wallet app , we're kicking off the next phase with the return of the DEX aggregator — and it's not just back.It's better, sharper, and fully synced with the all-in-one self-custody experience that OKX is building for the onchain world. This isn’t just a feature rollout. It’s a relaunch of how we think about onchain trading. Let’s break it down.
May 17, 2025
Gen-O
Web3

Gen-O: The movement that doesn’t wait for permission

The internet’s shifting — again. Old systems are cracking. Traditional power structures? Starting to look real shaky. In the middle of the chaos, something new is emerging. Not a trend. Not a vibe. A generation of people rewriting the rules and building from scratch — onchain.
May 15, 2025
Beginners
10
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GameFi

What is PAWS: Get to know the Paws Community mini-app game on Telegram that rewards engagement

Update as of 14 March 2025 $PAWS Token Official Launch Date The Paws token ($PAWS) is set to officially launch on 18 March 2025, with the PAWS airdrop set to happen on the same day. To date, the Paws community app has gained over 85 million users.
Apr 30, 2025
Beginners
67
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Bitcoin

A beginner’s guide to Satoshi: The smallest unit of Bitcoin

Bitcoin (BTC) was the first cryptocurrency to ever be created, and is now the largest by market cap. You can find it on almost any digital currency exchange. While Bitcoin was intended to act as a cur
Apr 28, 2025
25
endereço de carteira blockhain
Security
Wallets
Self-custody

What is cryptocurrency custody: choosing the right crypto storage option

It's tough to overestimate how disruptive cryptoassets have been to the traditional financial system. The industry provides a compelling alternative, as it aims to create a fairer and more equitable system for all. At the same time, the ripples of this disruption have reached security and ownership, guided by crypto's core concept of decentralization.
Apr 28, 2025
Beginners
8
What is a Web3 wallet? Learn banner
Web3
Security

What is a Web3 wallet? How do custodial vs non-custodial wallets work?

As the world of cryptocurrencies continues to evolve, understanding the different types of wallets available is crucial for secure and convenient management of digital assets. TL;DR Explore the concept of Web3 wallets
Apr 24, 2025
3
endereço de carteira blockhain
NFT

The 9 best NFT wallets to try in 2024

Within the Web3 and blockchain space, non-fungible tokens (NFTs) have gained traction. They offer a unique way for artists, musicians, and creatives to monetize their content. The events industry has also taken notice, using NFTs as tickets for their events.
Apr 24, 2025
Beginners
3
AI self custody thumb
Security
Self-custody
Artificial intelligence

How AI is fueling self-custody’s emergence

When we think of self-custody in the context of crypto, we often think of wallets, where we're fully responsible for managing, securing and maintaining our digital assets without third-party platforms
Apr 21, 2025
2
MP Cover
Security
Artificial intelligence

Proof of Humanity: Decentralized identity in age of AI replication

Artificial Intelligence (AI) surrounds us today, whether we realize it or not. It takes the form of Large Language Models such as ChatGPT, your smartphone’s facial recognition function, website chatbo
Apr 21, 2025
3
golpe de investimento
Security

What are SIM swap attacks: how to protect your crypto from SIM hijacking

SIM swap attacks are a growing threat in the cryptocurrency world, where attackers hijack phone numbers to gain unauthorized access to users' crypto accounts. What are SIM swap attacks exactly, and how can you prevent them? Read on to find out.
Apr 21, 2025
37
Cross-chain NFTS
NFT

Understanding cross-chain NFTs: the future of digital collectibles

Have you ever imagined having a stake in the digital space, similar to having possession of a physical artwork in an art gallery? This is made possible through the use of non-fungible tokens (NFTs) . These digital assets certify you as the owner of a singular item on a blockchain. Unlike cryptocurrencies, every NFT has a distinct code, making it irreplaceable and confirming its authenticity.
Feb 27, 2025
10
trade-academy-beginner-4
Protocols

BEP-2: What You Need To Know

Binance, one of the largest cryptocurrency exchanges in the world, launched its original mainnet back in 2017. However, three years later, in September 2020, the exchange decided to launch its second
Feb 27, 2025
Layer-2 generic thumb
Ethereum

A quick and simple guide to account abstraction and EIP-4337

Authored by Kiwi Yao, researcher @OKX Ventures Account abstraction (AA) has been a hot topic recently in the crypto space for it's game-changing influence on managing individual accounts on Ethereum . By simplifying numerous pain points, this might be the proposal that lowers the barrier to entry for non-crypto natives. These benefits include decoupling transaction sources from signatures and giving users more flexibility in account security.
Feb 27, 2025
Intermediate
Forward Contracts vs. Futures Contracts What Are the Differences
Ethereum
Blockchain

Exploring Etherscan: a comprehensive guide

Navigating the Ethereum blockchain, with its vast number of transactions and intricate smart contracts, requires a reliable guide. To many, Etherscan is the answer. The tool offers insights into transaction histories, unraveling the complexities of smart contracts and providing a professional lens into the workings of the decentralized financial landscape. Read on as we explore the functionalities and advantages brought by Etherscan.
Feb 26, 2025
Beginners
OKX Ventures Report on Crypto and AI Convergence
GameFi

Crypto faucet: What is it and how does it work?

Introduction Cryptocurrency faucets serve as virtual gateways into the captivating realm of digital currencies, granting users small amounts of cryptocurrency as rewards for accomplishing simple tasks.
Feb 24, 2025
88
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GameFi

What is Notcoin: TON's viral clicker game that's "probably nothing"

If you've remotely heard of Notcoin, you'll know that the Telegram clicker game is "probably nothing". That nonchalont branding message has been making waves in the crypto scene since Notcoin announced the gaming platform.
Sep 23, 2024
Beginners
113
NFTs generic
NFT

Top 15 NFT artists you should know about

The art world has significantly shifted towards digital media and non-fungible tokens (NFTs) in recent years. The medium has emerged as a new platform for artists to showcase their talents and earn recognition for their work. Many famous NFT artists have gained widespread attention for their unique styles and impressive sales figures.
May 28, 2024
Beginners
2
2024's top multi-chain wallets: which ones support the most blockchain networks?
Wallets
Protocols

2024's top multi-chain wallets: which ones support the most blockchain networks?

Introduction Do you use a multi-chain wallet? These wallets provide an easy solution for handling our digital assets, offering unparalleled convenience and efficiency. We'll explore which wallets hold the most chains you can easily use.
Apr 25, 2024
52
MP Cover
Bitcoin
Security

Your keys, your coins: celebrating Proof of Keys Day

The importance and responsibility of owning your cryptocurrency shouldn't be underestimated. It's like being your own bank. And holding your keys isn't just a technicality — it's a fundamental aspect of true asset control.
Apr 25, 2024
Beginners
5
OKX Ventures 2024 Forecast
Ethereum
Altcoin
Protocols

How to bridge to Base

Blockchains are independent networks that cannot communicate with each other. To address this issue, developers have created blockchain bridges . These bridges enable users to seamlessly transfer their funds between different chains. By facilitating blockchain interoperability, cryptocurrency bridges make the transfer of digital assets even simpler. 
Apr 25, 2024
5
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What is decentralized science (DeSci): democratizing research funding for all

Have you ever wondered how certain research projects get funded? How about why some groundbreaking discoveries sometimes seem to take forever to materialize? With a lack of transparency and funding troubles existing, it's no wonder scientists are considering decentralized science (DeSci) to be a revolutionary movement that aims to shake up the traditional scientific landscape.
Apr 25, 2024
Intermediate