Definition ∞ On-chain payload delivery involves embedding data or executable code directly onto a blockchain as part of a transaction. This method utilizes the immutable and decentralized nature of a blockchain to store and distribute information, often within smart contract calls or transaction memos. The payload can represent anything from simple messages to complex instructions for decentralized applications. Once recorded on-chain, the data becomes publicly verifiable and resistant to censorship or alteration.
Context ∞ On-chain payload delivery is relevant in discussions about decentralized autonomous organizations, smart contract upgrades, and the storage of arbitrary data on blockchains. News may cover its use in governance proposals, where executable code is delivered to a contract, or in security incidents where malicious payloads are attempted or successfully deployed. Its implications for data permanence and execution transparency are regularly analyzed.