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Related papers: Smart contracts meet quantum cryptography

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Smart Contracts are commonly considered to be an important component or even a key to many business solutions in an immense variety of sectors and promises to securely increase their individual efficiency in an ever more digitized…

Computational Finance · Quantitative Finance 2021-03-16 Elizaveta Zinovyeva , Raphael C. G. Reule , Wolfgang Karl Härdle

Smart contracts are programs stored on a blockchain that run when predetermined conditions are met. However, designing and implementing a smart contract is not trivial since upon deployment on a blockchain, it is no longer possible to…

Software Engineering · Computer Science 2021-12-08 Chaïmaa Benabbou , Önder Gürcan

An appealing feature of blockchain technology is smart contracts. A smart contract is executable code that runs on top of the blockchain to facilitate, execute and enforce an agreement between untrusted parties without the involvement of a…

Cryptography and Security · Computer Science 2017-10-18 Maher Alharby , Aad van Moorsel

A donation-tracking system leveraging smart contracts and blockchain technology holds transformative potential for reshaping the landscape of charitable giving, especially within the context of Web 3.0. This paper explores how smart…

Cryptography and Security · Computer Science 2024-10-11 Chaimaa Nairi , Murtaza Cicioglu , Ali Calhan

We propose a blockchain architecture in which mining requires a quantum computer. The consensus mechanism is based on proof of quantum work, a quantum-enhanced alternative to traditional proof of work that leverages quantum supremacy to…

The Ethereum blockchain platform supports the execution of decentralised applications or smart contracts. These typically hold and transfer digital currency to other parties on the platform; however, they have been subject to numerous…

Programming Languages · Computer Science 2019-04-16 Franklin Schrans , Daniel Hails , Alexander Harkness , Sophia Drossopoulou , Susan Eisenbach

Blockchains provide environments where parties can interact transparently and securely peer-to-peer without needing a trusted third party. Parties can trust the integrity and correctness of transactions and the verifiable execution of…

Cryptography and Security · Computer Science 2023-03-02 Simon Tschirner , Shashank Shekher Tripathi , Mathias Roeper , Markus M. Becker , Volker Skwarek

The emerging blockchain technology supports decentralized computing paradigm shift and is a rapidly approaching phenomenon. While blockchain is thought primarily as the basis of Bitcoin, its application has grown far beyond cryptocurrencies…

Cryptography and Security · Computer Science 2020-06-23 Reza M. Parizi , Ali Dehghantanha , Kim-Kwang Raymond Choo , Amritraj Singh

In the growing field of blockchain technology, smart contracts exist as transformative digital agreements that execute transactions autonomously in decentralised networks. However, these contracts face challenges in the form of security…

Cryptography and Security · Computer Science 2024-07-12 Christopher De Baets , Basem Suleiman , Armin Chitizadeh , Imran Razzak

The Bitcoin white paper introduced blockchain technology, enabling trustful transactions without intermediaries. Smart contracts emerged with Ethereum and blockchains expanded beyond cryptocurrency, applying to auctions, crowdfunding and…

Cryptography and Security · Computer Science 2025-01-08 Aldenio Burgos , Eduardo Alchieri

In an increasingly complex contractual landscape, the demand for transparency, security, and efficiency has intensified. Blockchain technology, with its decentralized and immutable nature, addresses these challenges by reducing intermediary…

Cryptography and Security · Computer Science 2025-07-23 Lambard Maxence , Bertelle Cyrille , Duvallet Claude

The problem of a single point of failure in centralized systems poses a great challenge to the stability of such systems. Meanwhile, the tamperability of data within centralized systems makes users reluctant to trust and use centralized…

Cryptography and Security · Computer Science 2025-04-22 Ka Wai Wu

Smart contracts on a blockchain behave precisely as specified by their code. A vulnerability in this code can lead to unexpected behaviour, which is hard to fix because a blockchain does not allow to change smart contract code after its…

Programming Languages · Computer Science 2019-11-27 Markus Knecht

We propose a smart contract that allows two mutually distrusting parties to transact any non-digital good or service by deploying a smart contract on a blockchain to act as escrow. The contract settles disputes by letting parties wager that…

Computer Science and Game Theory · Computer Science 2023-04-05 Nikolaj Ignatieff Schwartzbach

Blockchain has emerged as a trusted and secure distributed ledger for transactions while also being decentralised, distributed and its legitimacy not guaranteed by a trusted authority. Since the appearance of Bitcoin, Blockchain has known…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-10-01 Ioana Stanescu , Lenuta Alboaie , Andrei Panu

Smart contracts are distributed, self-enforcing programs executing on top of blockchain networks. They have the potential to revolutionize many industries such as financial institutes and supply chains. However, smart contracts are subject…

Cryptography and Security · Computer Science 2021-01-07 Tai D. Nguyen , Long H. Pham , Jun Sun

Smart contracts are programs running on cryptocurrency (e.g., Ethereum) blockchains, whose popularity stem from the possibility to perform financial transactions, such as payments and auctions, in a distributed environment without need for…

Cryptography and Security · Computer Science 2018-04-24 Ilya Grishchenko , Matteo Maffei , Clara Schneidewind

Smart contracts provide the means to stipulate rules of interaction between mutually distrustful organizations. They encode contractual agreements on the basis of source code, which else need to be contractualized in natural language. While…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-07-07 Tobias Eichinger , Marcel Ebermann

The rise of digital currency and the public ledger Block Chain has led to the development of a new type of electronic contract known as "smart contracts." For these contracts to be considered valid, they must adhere to traditional contract…

Smart contracts are programs that are executed on a blockhain. They have been used for applications in voting, decentralized finance, and supply chain management. However, vulnerabilities in smart contracts have been abused by hackers,…

Programming Languages · Computer Science 2021-10-19 Timothy Mou , Michael Coblenz , Jonathan Aldrich