industry · quantum risk
marginfi oracles & Quantum Risk
Verdict
marginfi oracle paths are not quantum-proof. Wrong prices plus classical liquidators harm users under classical crypto assumptions.
Overview
Per-bank oracle configuration is part of lending risk—include it in quantum-adjacent inventories.
Cryptographic profile
- Signatures: Host-chain account signatures for role holders (typically classical ECDSA/Ed25519), Multisig/module keys as deployed
- Hash: Host-chain dependent
- Public-key exposure: Oracle configs per bank
- Hosts/context: Bank oracles on Solana
What breaks
- Compromise of oracles related keys for marginfi
- Equating role separation or multisig with post-quantum algorithms
- Untracked multi-chain deployments of the same protocol
Mitigations
- Document privileged addresses from official docs per chain
- Hardware/MPC for guardians, admins, and large governors
- Return to /is-quantum-proof/marginfi for protocol context
- Use category hubs: lending, dex, perps, stablecoins
FAQ
Related?
/is-quantum-proof/oracles
Admin?
/is-quantum-proof/marginfi-admin-keys
Key concepts (technical dictionary)
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