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That's not how it works. The users' clients receive already verified data, the "verification" is done by the network nodes that provide it. The network can cryp
by birracerveza 5y ago
That's not how it works. The users' clients receive already verified data, the "verification" is done by the network nodes that provide it. The network can cryptographically ensure that the data is not tampered with, so that every node in the network returns verified, secure data, regardless of who you're retrieving it from.
The user does not have to download the blockchain. It would be the same as needing to download a database, it makes no sense. It all happens in the backend, all the client needs is a simple API call.