What are Smart Contracts?

Not sure how I missed this one, but here goes! Should have really been done after the first article… – David

Smart contracts are a crucial part of the cryptocurrency world, offering the potential for automation, transparency, and security in a wide range of transactions. Essentially, smart contracts are computer programs stored on a blockchain that automatically execute transactions once certain conditions are met. This article provides an overview of smart contracts, their operational mechanics, potential applications, and challenges.

At their core, smart contracts are self-executing contracts with the terms of the agreement directly written into lines of code. They are stored on the blockchain and are triggered when the specified conditions are fulfilled. For instance, a smart contract could be programmed to release funds to a party once a specific date is reached. This automation reduces the need for intermediaries, thereby saving time and reducing costs.

One of the most compelling features of smart contracts is their potential applications. Beyond simple fund transfers, they can be used in various sectors including real estate, supply chain management, insurance, and even voting systems. In real estate, for example, a smart contract could automatically transfer ownership of property once payment is verified, eliminating the need for a traditional escrow service.

Despite their potential, smart contracts are not without challenges. One major issue is the “code is law” principle, which means that if a smart contract contains a bug or is exploited, the blockchain will still enforce it. This can lead to significant losses (<– Check that link out, great article that covers the current issues.) Moreover, since smart contracts are irreversible, mistakes can be costly. Additionally, legal and regulatory frameworks for smart contracts are still in nascent stages in many jurisdictions, adding to the complexity.

In conclusion, smart contracts represent a significant innovation in the cryptocurrency space. They offer automated, transparent, and secure transactions, with potential applications in numerous sectors. However, they also present challenges, primarily related to code integrity and regulatory uncertainty. As the technology matures and legal frameworks evolve, smart contracts are poised to revolutionize various aspects of our digital interactions.


Buterin, V. (2013). Ethereum White Paper: A Next-Generation Smart Contract and Decentralized Application Platform.
Mougayar, W. (2016). The Business Blockchain: Promise, Practice, and Application of the Next Internet Technology.
Tapscott, D., & Tapscott, A. (2016). Blockchain Revolution: How the Technology Behind Bitcoin Is Changing Money, Business, and the World.

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