The blockchain world runs on code that never stops improving. When developers change that code, a fork happens. Some updates are small and compatible—others divide...
Changelly Academy
Changelly Academy
What Is a Fork in Crypto?
A fork is one of the most common—and misunderstood—events in crypto. You hear about forks when blockchains upgrade, split, or create new coins. But what...
Smart Contract Wallets: What They Are and How They Work
Using a crypto wallet still depends on one fragile thing: a single key. Lose it, and your funds are gone. If it’s exposed, attackers can...
What Is a Multisig Wallet? What It Means and Why It Matters for Security
You can trust your crypto wallet with your digital assets, but remember that one mistake can wipe everything out. A hacked device, stolen private key,...
Crypto Wallet Types: Which Wallet Do You Need?
Not your keys, not your crypto. Heard that before? Well, it’s true. But figuring out the right cryptocurrency wallet to store your hard-earned coins isn’t...
What’s the Difference Between a Public and Private Key in Blockchain?
You can’t use a crypto wallet without cryptographic keys. In blockchain, public key cryptography runs the show. You have public and private keys. They work...
Changelly & Transak: Simplifying Crypto Purchases in 25 Countries
This winter, from December 24, 2025, to January 14, 2026, Changelly and Transak, our trusted partner and fiat on-ramp provider, are offering users the chance...
What is SocialFi? A Beginner’s Guide to Web3 Social Media
Social media is a place for communication, a modern town square of sorts. But for a while now, it’s also been a place where creators...
What Is PayFi and How Does It Work?
Decentralized finance has reshaped money transfers as we know them. The new standards for speed and security challenged traditional payment systems, forcing them to adapt....
What Is Traditional Finance (TradFi)? What Beginners Need to Know
Before decentralized finance, the way we kept and spent our money depended fully on the traditional financial system. Every crisis and every moment of stability...
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