Web3 (331)

Learn all about Web3. From self-custody to NFTs, GameFi, DAOs, and much more.
MP Cover
Security
Self-custody

What are the limits of self-custody?

Self-custody wallets have often been touted as a great way to keep your crypto safe, and for good reason. By taking your crypto off of centralized exchanges and holding your own private keys, you reduce the risk of hacks, scams, and theft. And instead of trusting another entity to protect your assets, you get to act as your own "bank," where you are in complete control of your assets. Self-custody isn't for everyone, though, and it comes with some real limitations. Here's what you need to take into account when weighing in wether or not to self-custody your crypto.
21.4.2025
3
Forward Contracts vs. Futures Contracts What Are the Differences
DeFi
Ethereum
Staking

Staking Economy & PoS Consensus

Staking has become a new buzzword in the crypto space recently. Although this concept has long existed since the introduction of Proof-of-Stake (PoS) consensus, it didn’t come into the public’s focus
18.4.2025
5
Your money your choice
DeFi

What is transactions per second (TPS) in crypto?

Transaction speeds are one of many real-world issues cryptocurrency looks to solve. When you need to send a payment, being aware of the transaction time is important. This tends to be vague within traditional banking systems, and even more so in international payments. However, cryptocurrency provides a solution.
17.4.2025
2
GameFi generic thumbnail
GameFi
Metaverse

What is GameFi? An introduction to play-to-earn and blockchain games

With a total market cap of more than $19 billion , GameFi and blockchain gaming seems to be making a comeback in the crypto scene as it once again seeks to disrupt the $175 billion global video games market. Titles like Axie Infinity and its more than $1 billion in total in-game asset sales have piqued the traditional gaming industry’s interest. So much so, we’re now seeing giants like and the GameFi sector.
14.4.2025
39
DEX DeFi generic
DEX
DeFi

11 top DEX aggregators in 2024: an essential guide for crypto traders

A decentralized exchange (DEX) aggregator combines liquidity from multiple DEXs to give traders better prices and less slippage. These platforms use advanced algorithms to help traders to quickly compare platform rates while keeping security high, since they don't hold your funds.
4.4.2025
Aloittelijat
17
Smart Wallet Tracking
Web3

Onchain Weekly #18: Follow the money (trail) with Wallet Tracking

Let’s face it, it’s getting harder to filter facts from FUD and FOMO , especially on social media. Now with Wallet Tracking, you can track the moves of the big traders, in real-time, view which tokens they’re , and connect the dots to help spot trends. Think of it like front-row access, except you’re watching actual happen live instead of listening to noise.
28.3.2025
Forward Contracts vs. Futures Contracts What Are the Differences
Ethereum

7 common misconceptions about Ethereum’s Merge

Misconceptions around “The Merge” — Ethereum’s network switch from energy-intensive proof-of-work to environmentally friendly proof-of-stake — are rampant. From social media to mainstream media, there
12.3.2025
2
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Altcoin
DeFi

A comprehensive guide to different types of crypto airdrops

As the crypto industry expands, new and inventive projects are constantly being introduced, creating a competitive environment where some initiatives struggle to get noticed in the bustling crypto community.
27.2.2025
22
trade-academy-spot-3
DeFi

DeFi 2.0: What is it and why does it matter?

The original decentralized finance (DeFi) sector has been around for years, but it only became big in 2020. After it got under the spotlight, a number of highly successful projects emerged. However, j
27.2.2025
16
Ethereum generic thumbnail
Ethereum

What are Ethereum gas fees?

As the world moves to decentralized finance (DeFi), more people are utilizing the Ethereum network, making Ethereum's gas fees a topic of discussion in the Web3 space. The utility of Ethereum's ecosystem has resulted in higher gas fees and increased congestion on the network.
26.2.2025
Aloittelijat
4
Grid bot
Protocols

Blockchain bridges explained — how crosschain messaging protocols work

An overview of token bridges, how they work, why we need them and their risks In the multichain future we’re rapidly moving toward, blockchain bridges play an increasingly important role. Without brid
24.2.2025
1
trade-academy-beginner-4
Mining

A Beginner’s Guide to Application-Specific Integrated Circuits (ASIC)

Since the creation of cryptocurrency, the price of the assets have absolutely skyrocketed. Those who recognized the potential of cryptocurrency and invested early, knew it was only a matter of time be
24.2.2025
3
How OKX Wallet Uses CCTP To Facilitate Cross-Chain Swaps 1600x844
Layer2
Bitcoin
Ethereum

What are cross-chain bridges? The top cross-chain bridges of 2024 cross-chain bridges

Cross-chain bridges are a powerful force in crypto, allowing for the seamless transfer of your digital assets from one blockchain to another. The tool aims to improve the compatibility of different blockchains, simplifying the transfer of assets between various networks.
2.1.2025
Aloittelijat
1
MP Cover
Security
Proof of Reserves

What are Zero Knowledge Proofs and how can they improve Proof of Reserves?

Publishing transparent and frequent Proofs of Reserves (PoR) is crucial for centralized exchanges who want to prove their solvency. OKX uses [Merkle tree verification](/learn/merkle-trees) to prove th
2.1.2025
1
endereço de carteira blockhain
Security

What are Cold Storage Wallets in Crypto?

An introduction to the types of digital currency storage solutions available and the pros and cons of each Takeaway The main difference between a cold wallet and a hot wallet is that the former does n
30.12.2024
8
Choosing The Right Crypto Staking Platforms
DeFi
Staking

Choosing the right crypto staking platform

Crypto staking platforms offer users the opportunity to earn passive rewards by putting their cryptocurrency to work. By staking your crypto and holding onto it for a certain period, you can earn rewards in the form of interest or dividends. With so many different crypto staking platforms on the market, it’s essential to before staking your coins.
28.10.2024
Aloittelijat
Telegram mini-apps generic
GameFi
DApps

Telegram Mini Apps (TMAs) and the rise of blockchain gaming: top TMAs for crypto

Have your friends sent you invites to Telegram crypto games, but you're unsure what they are? They're a form of Telegram Mini App (TMAs), which are web applications that run seamlessly within the Telegram messenger, leveraging technologies like HTML, CSS, and JavaScript.
28.10.2024
Aloittelijat
6
Pepe the Frog in OKX merch
Memecoins

What is PEPE, crypto’s latest hot memecoin?

The internet’s most famous frog, Pepe, is making waves in the crypto space since a memecoin created in its honor, PEPE, soared into the top 100 cryptocurrencies by market cap. Just weeks after launch, the coin was rubbing shoulders with top tokens and with a market cap well north of $400 million. But what is the PEPE project all about?
29.8.2024
Aloittelijat
ERC-6551 thumbnail
NFT
Protocols

ERC-6551: The new Ethereum standard unlocking fresh possibilities for NFTs

## What is ERC-6551? ERC-6551 Token Bound Accounts (TBA) is a new and innovative Ethereum standard that expands the functionality of NFTs by allowing them to operate as their own smart contract accoun
9.8.2024
2
StarkNet Learn banner
Layer2
Ethereum
Blockchain

Introducing Starknet: The answer to Ethereum's scalability challenge?

Blockchain technology has revolutionized the way we conduct transactions and store data securely. However, one major challenge that blockchain faces is scalability . As the number of users and transactions on a blockchain network increases, the system becomes slower and more expensive. This scalability challenge has hindered the widespread adoption of blockchain technology in various industries.
29.5.2024
Keskitaso
2
trade-academy-spot-1
Security
DeFi

What is a Flash Loan Attack?

The rise of cryptocurrencies and [blockchain technology](/learn/what-is-blockchain-address) has led to the emergence of various trends and revolutionary technology. Decentralized finance (DeFi) is a p
25.4.2024
3
Proof of personhood Learn banner
Protocols

What is proof-of-personhood? Exploring identity in the digital age

2023 has seen many AI innovations emerge, from conversational wonders like ChatGPT to extraordinary feats in generative AI. These advancements have undoubtedly reshaped how we interact, work, and play. But are they also opening the door to fresh challenges?
25.4.2024
13
DEX general thumbnail
DeFi

What is DeFi? The ultimate guide to decentralized finance

Decentralized finance is one of the biggest blockchain success stories in recent years. Developers building on platforms like Ethereum , Solana , Avalanche , Polkadot , and others have been designing the infrastructure of a new financial system without trusted intermediaries or exclusionist gatekeepers. The sector’s growth is typically measured by the amount of capital associated with the smart contract comprising its various protocols. With the total value locked within DeFi surpassing $50 billion in April 2021, it's clear that many are in favor of this more democratic, decentralized approach to finance.
25.4.2024
Aloittelijat
476
golpe de investimento
Privacy
Layer2

What is ZK technology? How zero-knowledge boosts blockchain security and scalability

Zero-knowledge (ZK) technology refers to a cryptographic method that allows one party to confirm the proof of a statement without revealing any information beyond the statement of truth itself. In short, it helps to increase confidentiality and safeguard digital transactions.
25.4.2024
Keskitaso
2