18 July 2024

What are smart contracts?

Smart Contracts

What is a smart contract?

A smart contract is a self-executing contract with the terms of the agreement directly written into code. These digital agreements run on blockchain technology, ensuring transparency, security, and data integrity. Unlike traditional legal contracts, which require intermediaries to enforce terms, smart contracts automate the execution process. Once the pre-defined conditions are met, the contract is executed automatically, facilitating smooth transactions between the involved parties.

Smart contract examples

An example of a smart contract in crypto is the Ethereum-based ERC-20 token standard, as adopted by StablR’s EURR and many other crypto issuers. This standard allows developers to create fungible tokens on the Ethereum blockchain, representing various assets, including stablecoins, utility tokens, and other digital assets.

When a new ERC-20 token is created, a smart contract governs its issuance, distribution, and transferability. For example, the smart contract automatically handles functions like:

  • Transferring tokens: Users can send tokens to one another by calling the smart contract’s transfer function.

  • Checking balances: Users can query the smart contract to check their token balance.

  • Approvals: Users can allow third parties to spend tokens on their behalf by approving certain amounts through the smart contract.

This automation ensures that all transactions are executed as intended, without intermediaries, enhancing crypto transactions’ efficiency and reliability.

Decentralization 

The key feature of smart contracts is their decentralized nature. They reside on a blockchain network, meaning they are not controlled by a single entity, which reduces the risk of manipulation or failure due to a centralized point of control. This decentralized characteristic enhances trust among multiple parties involved, as all parties have access to the same data and can verify the contract’s status.

 

The history of smart contracts

Nick Szabo first introduced the concept of smart contracts in the 1990s. Szabo envisioned a digital agreement that could be executed automatically based on certain conditions, paving the way for modern smart contracts. However, it wasn’t until the emergence of blockchain technology that these ideas became feasible.

The introduction of Ethereum marked a significant advancement in smart contract development. Ethereum’s blockchain allowed developers to create smart contracts that could interact with the blockchain’s cryptocurrency, Ether. This expanded the applications of smart contracts beyond simple transactions, enabling complex decentralized applications (dApps) to be built on the Ethereum platform.

Since then, various blockchain platforms have emerged, each offering unique features for creating smart contracts. Today, smart contracts are used in various industries, from finance to supply chain management, showcasing their versatility and potential.

 

Smart contract use cases 

Smart contracts have numerous applications across diverse sectors. In the supply chain, they can be used to track the movement of goods and verify the authenticity of raw materials. For instance, when a shipment of inventory units is received, a smart contract could automatically release payment to the supplier once it is confirmed that the goods meet the agreed-upon specifications.

In the real estate industry, smart contracts streamline mortgage transactions by automating the verification of credit scores and proof of funds. This speeds up the buying process and reduces the need for third-party involvement, such as banks or notaries.

The insurance industry is also exploring smart contracts to automate claims processing. By integrating smart contracts into claims assessment, insurers can execute payments instantly upon verification of claim validity, which enhances customer satisfaction.

Other smart contract applications include peer-to-peer transactions, royalty payments in the music industry, and clinical trial management, where they ensure compliance with protocols and automate data collection.

 

Advantages and disadvantages of smart contracts

The advantages of smart contracts are numerous. They reduce the need for intermediaries, leading to cost savings and faster transaction processing. Automated smart contracts eliminate human error and fraud, enhancing data integrity. Furthermore, blockchain networks’ transparency means all parties can access and verify the contract’s execution.

However, there are also disadvantages to consider. Smart contracts depend heavily on the accuracy of data input; faulty data can lead to unintended consequences. Additionally, the immutability of blockchain means that once a smart contract is deployed, it cannot be altered easily. This can pose challenges if terms need to be adjusted due to unforeseen circumstances. Moreover, the legal status of smart legal contracts is still evolving, which may raise concerns about enforceability in traditional legal systems.

 

How smart contracts enhance stablecoins

Smart contracts are integral to the functioning of stablecoins, ensuring that transactions are executed efficiently and securely. For example, with the EURR, users benefit from:

  • Automatic execution: Smart contracts automate the transfer of assets, allowing for quick and seamless transactions without delays often associated with traditional financial systems.

  • Transparent operations: All transactions involving our stablecoin are recorded on a blockchain, providing transparency and traceability, which are essential for building trust among users.

  • Enhanced security: The decentralized nature of blockchain technology mitigates the risks of fraud and hacking, ensuring that your investments are safeguarded.

  • Cost efficiency: By removing intermediaries and streamlining transaction processes, smart contracts help reduce fees, making our stablecoin an economical choice for users.

 

Smart contracts: Bottom line

Smart contracts represent a significant innovation in how digital agreements can be structured and executed. Their reliance on blockchain technology enhances security and trust, offering benefits across various sectors. However, while smart contracts automate business processes and improve efficiency, careful consideration must be given to their limitations and the implications of their use.

As blockchain technology continues to develop, so will the potential applications of smart contracts. This will pave the way for digital agreements to integrate seamlessly into everyday business transactions.