Ledger Donjon (@DonjonLedger) “This is part of how Clear Signing works. ERC-7730 descriptors, which turn raw ca”

2026.11.10 22:40

This is part of how Clear Signing works. ERC-7730 descriptors, which turn raw calldata into readable fields, are too large to fit on a Ledger signer, and most integrators don’t want to bundle the full metadata set. So the default context module in our signing kit resolves them from Ledger’s servers at signing time. That requires sending the transaction details needed to find the right descriptor. Ledger doesn’t store that data. It runs in the developer library that wallet apps use to talk to a Ledger signer, not in device firmware. Integrators control it and can supply their own context module to resolve metadata themselves: How the context module works: The descriptor registry is public:

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