Chronicle implements Scribe, a Schnorr multi-signature based price oracle. An optimistic extension allows price updates where the signature is only evaluated on-chain if challenged. Reading the pricefeed on-chain is restricted to whitelisted addresses only. Chronicle: “Verifiable date for a decentralized future – Powering MakerDAO. Scalable | Cost-Efficient | Accessible | Transparent | Oracles – https://chroniclelabs.
Low | Medium | High | Critical | Total | |
---|---|---|---|---|---|
Not fixed | 3 | 1 | - | - | 4 |
Fixed | 3 | 1 | 1 | - | 5 |
Total | 6 | 2 | 1 | 0 | 9 |