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Education

Growing the Smart Contract Ecosystem With New Data Types
Education

Growing the Smart Contract Ecosystem With New Data Types

Chainlink is driving the growth of the smart contract ecosystem by continuously bringing new datasets and off-chain resources on-chain, broadening the number of use cases.

The 3 Levels of Data Aggregation in Chainlink Price Feeds
Education

The 3 Levels of Data Aggregation in Chainlink Price Feeds

Chainlink Price Feeds incorporate three levels of data aggregation in each price update on-chain: at the data source, node operator, and oracle network level.

What Is a Decentralized Money Market?
Education

What Is a Decentralized Money Market?

Decentralized money markets enable users to borrow and lend their crypto assets in a permissionless manner. In this article, we explore how DeFi money markets work and why they need secure price feeds.

Chainlink Proof of Reserve: Bringing Transparency to DeFi Collateral
Education

Chainlink Proof of Reserve: Bringing Transparency to DeFi Collateral

Chainlink Proof of Reserve provides on-chain smart contracts with definitive truth on the collateralization of tokens backed by off-chain assets commonly used in DeFi as collateral.

77 Smart Contract Use Cases Enabled By Chainlink
Education

77 Smart Contract Use Cases Enabled By Chainlink

Chainlink is a flexible and generalized framework for building decentralized oracle networks. To inspire developers, here are 77 ways Chainlink can enhance your smart contract applications.

How Axie Infinity Is Advancing Play-to-Earn Gaming With Chainlink
Education

How Axie Infinity Is Advancing Play-to-Earn Gaming With Chainlink

Blockchain-based game Axie Infinity is using the Chainlink Network’s tamper-proof price feeds and verifiable randomness to unlock a new economic model for players worldwide.

Growing Bitcoin Adoption Using Externally Connected Smart Contracts
Education

Growing Bitcoin Adoption Using Externally Connected Smart Contracts

Through the combination of Bitcoin and Chainlink, innovative on-chain and off-chain financial products can be created that leverage the unique properties of Bitcoin, without requiring any changes to the Bitcoin blockchain itself.

Flash Loans and the Importance of Tamper-Proof Oracles
Education

Flash Loans and the Importance of Tamper-Proof Oracles

As the DeFi ecosystem grows, there is an increasing incentive for malicious actors to exploit vulnerabilities. In this post, we walk through flash loan funded oracle attacks and how to prevent them.

Unlocking Synthetic Derivatives With Chainlink Oracles
Education

Unlocking Synthetic Derivatives With Chainlink Oracles

We've developed a novel price oracle with Synthetix to power sOIL, a synthetic oil derivative. This is another example of how Chainlink bringing traditional financial assets to DeFi.

Digital Identity on the Blockchain: Securing User Data With Chainlink
Education

Digital Identity on the Blockchain: Securing User Data With Chainlink

Digital Identity (D-ID) is a critical component of the Internet experience. We examine the risks and challenges with legacy D-ID implementations, introduce innovative blockchain D-ID solutions, and analyze how Chainlink oracles play a key part in connecting personal information to the blockchain.

Analyze Decentralized Oracles in Real-Time With Chainlink’s Price Feed Visualizations
Education

Analyze Decentralized Oracles in Real-Time With Chainlink’s Price Feed Visualizations

Chainlink’s Price Feed visualizations promote transparency across the DeFi space by showcasing the composition and real-time performance of decentralized oracle networks that feed price reference data to smart contracts.

How Chainlink Is Helping Blockchain Cross the Chasm Into the Mainstream
Education

How Chainlink Is Helping Blockchain Cross the Chasm Into the Mainstream

Demand is growing in global markets for security and transparency around financial transactions. Here’s how Chainlink’s oracle networks are accelerating DeFi and helping existing systems connect to trusted, decentralized infrastructure.

What Is a Chainlink Node Operator?
Education

What Is a Chainlink Node Operator?

The Chainlink Network is made of a growing collection of secure node operators who power decentralized oracle networks across a multitude of blockchains. Through numerous interfaces, developers can discover these nodes and use them to power their unique decentralized applications.

DeFi Yield Farming Explained
Education

DeFi Yield Farming Explained

Yield farming is the newest phenomenon within DeFi that financially rewards users for providing a service to the protocol, typically through the provisioning of liquidity within a decentralized application's ecosystem.

Asset Tokenization: Bringing Real-World Value To The Blockchain
Education

Asset Tokenization: Bringing Real-World Value To The Blockchain

Asset tokenization can help investors access cloistered investment opportunities, reduce transactional friction, increase transparency, and connect real-world value to DeFi, but needs secure oracles to function.

Building and using External Adapters
Education

Building and using External Adapters

Chainlink’s blockchain-agnostic and decentralized oracles make it easy for developers everywhere to connect real world data and events to the world of blockchains. Chainlink built-in core adapters make it easy to configure and validate data from any desired open APIs.

What Is the Blockchain Oracle Problem?
Education

What Is the Blockchain Oracle Problem?

The blockchain oracle problem is one the most important barriers to overcome to enable smart contracts on networks like Ethereum to achieve mass adoption across a wide variety of markets and use cases.

DeFi's Permissionless Composability is Supercharging Innovation
Education

DeFi's Permissionless Composability is Supercharging Innovation

DeFi composability on the blockchain enables a new generation of decentralized applications built upon interoperable, permissionless financial money LEGOs.

Data Quality for DeFi Smart Contracts
Education

Data Quality for DeFi Smart Contracts

We examine how Chainlink Price Reference Data provides the highest level of data quality to smart contracts & how to avoid large risks when building oracles.

The Economic Impact of Random Rewards in Blockchain Video Games
Education

The Economic Impact of Random Rewards in Blockchain Video Games

As the field of blockchain-based gaming grows and expands, randomness and RNG will become an increasingly powerful economic force for both developers and players.

Understanding How Data and APIs Power Next-Generation Economies
Education

Understanding How Data and APIs Power Next-Generation Economies

Smart contracts are exponentially more powerful when externally connected to the data and API economy outside the blockchain. Tapping into these vast data reservoirs can make smart contracts the dominant form of digital agreement across all the major markets.

How to Bring More Capital and Less Risk to Automated Market Maker DEXs
Education

How to Bring More Capital and Less Risk to Automated Market Maker DEXs

Automated Market Maker (AMM) based Decentralized Exchanges (DEXs) alter how users swap cryptocurrencies. We explore how AMMs work, dissect their inherent problems, and examine solutions to solve these key obstacles.

What Is a Smart Contract?
Education

What Is a Smart Contract?

Smart contract—a software program on the blockchain with conditions attached to its execution. In this article, we examine what a smart contract is, why it is valuable, and how it is being applied today.

16 Ways to Create Dynamic Non-Fungible Tokens (NFT) Using Chainlink Oracles
Education

16 Ways to Create Dynamic Non-Fungible Tokens (NFT) Using Chainlink Oracles

Chainlink oracles enable developers to create dynamic NFTs on the blockchain that react to external data and fully integrate with existing infrastructure.

What Is a Blockchain?
Education

What Is a Blockchain?

Blockchain is the foundational technology that underpins the value proposition of Bitcoin and Ethereum smart contracts. This article describes what is a blockchain, why it provides value, and how it is being used today.

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