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Writer's pictureRicardo Martinez

INBOUND VS OUTBOUND ORACLES

Updated: Mar 24, 2023


Inbound and outbound oracles are two types of software oracles that provide smart contracts with access to data. While both types of oracles serve the same purpose of providing smart contracts with external data, they differ in the direction of data flow. Here are some important aspects to consider:








  1. Inbound Oracles: Inbound oracles, also known as data provider oracles, provide smart contracts with external data in a one-way flow. They receive data from external sources, such as APIs or websites, and provide this data to the smart contract. Inbound oracles are useful for applications that require real-time data, such as financial markets, sports scores, or weather updates.

  2. Outbound Oracles: Outbound oracles, also known as data requester oracles, provide external services with access to data stored on the blockchain. They enable external services to request and receive data from the blockchain, allowing them to access smart contract data or trigger actions on the blockchain. Outbound oracles are useful for applications that require external services to interact with smart contracts, such as insurance claims or supply chain management.

  3. Challenges: Inbound and outbound oracles face different challenges. Inbound oracles need to ensure the accuracy and reliability of the data they receive, as the smart contracts rely on this data to make decisions. Outbound oracles need to ensure the privacy and security of the data stored on the blockchain, as external services may have different security requirements.

In conclusion, inbound and outbound oracles serve different purposes in providing smart contracts with access to external data. Inbound oracles provide one-way access to real-time data, while outbound oracles enable external services to interact with smart contracts on the blockchain. Ensuring the accuracy and reliability of inbound oracles and the privacy and security of outbound oracles are crucial to the success of smart contracts.


Key Takeaways:

  • Inbound oracles provide smart contracts with one-way access to real-time data from external sources, such as APIs or websites.

  • Outbound oracles enable external services to request and receive data from smart contracts on the blockchain.

  • Inbound oracles need to ensure the accuracy and reliability of the data they provide, while outbound oracles need to ensure the privacy and security of the data stored on the blockchain.

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