ChainLink is a decentralized oracle network that connects smart contracts to external systems and APIs.
What Is Chainlink and Why Is It Important in the World of Cryptocurrency?
Bob Haegele
https://finance.yahoo.com/news/chainlink-why-important-world-cryptocurrency-180220462.html
Web
April 1, 2021
What Is Chainlink? Oracles, Nodes and LINK Tokens | Gemini
https://www.gemini.com/cryptopedia/what-is-chainlink-and-how-does-it-work#:~:text=untrustworthy%20or%20faulty.-,Chainlink%20is%20a%20decentralized%20network%20of%20nodes%20that%20provide%20data,only%20a%20single%20centralized%20source.