Smart contracts can't access off-chain information and read external data. Who gets to put that information there? Your Oracle! Nick Fett from Tellor dives into the big questions about blockchain Oracles and shows us the Solidity code walkthrough for implementing oracles.
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ā° Quick navigation:
[00:00] Introduction
[03:22] What are Oracles
[04:11] What are Oracles used for
[05:37] Oracle designs
[08:21] The challenges of fast Oracles
[10:12] Difficulties to verify Oracles' data
[15:31] Best practices for Oracles
[22:00] Worries about Chainlink vulnerability
[26:09] How to decentralize real-world data
[27:45] Securing high-value networks
[30:30] Leveraging the oracle technic to combat disinformation
[35:44] Code walkthrough: implementing oracles
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šŖ About Macro:
We are auditors who train experienced engineers in Solidity, the EVM, and Web3 in general. We also conduct audits, invest in Web3 projects, and place talent for projects in the ecosystem.
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