A Solana transaction is just a signed order you send to the blockchain to change its state. A transaction has two parts: the message and the signatures. The message is the “what”, representing all the data the blockchain needs to execute the instructions. The signatures are the “authorization”, the cryptographic proof that every required signer […]

The hardest part of crypto payments isn’t moving money. It’s everything around it. Stablecoins already made global transfers fast and cheap. That problem is largely solved. But every transaction still sits on top of infrastructure that was never designed specifically for payments. That shows up in small but persistent ways: managing gas tokens, dealing with […]