DeFi is the name given to financial services provided by programs running on blockchains, with no bank or broker in the middle. The promise is open access; the risks are in the code, the governance and the market.
Stablecoins are crypto assets designed to always be worth the same as a currency, almost always the US dollar. Here is what supports that promise, when it has broken, and which risks fall on the people who use them.
Seven jurisdictions, seven timelines. See what official laws and rules require of stablecoin issuers and exchanges, what is already in force in October 2026 and what is still under consultation.
A stablecoin is a private company's promise. A central bank digital currency is money from the state itself. Learn what changes for users, why central banks distrust stablecoins and where public projects stand as of October 2026.
USDT and USDC promise the same thing: a token worth one dollar. But the issuers, reserves, redemption rules and regulatory status differ. Here is what the official documents show.