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Blockchain

Hiding Malicious Code with External Contracts

If you’re building smart contracts with Solidity, you’re likely aware of the importance of security. However, even with the best intentions, malicious code can still find its way into your codebase. One way attackers can hide malicious code is by using external contracts. In this article we’ll discuss how to protect your smart contracts from […]
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Culture

Outsourcing Your Digital Product Development to Uruguay: Advantages and How to Find the Right Partner

As the world becomes increasingly connected and businesses expand globally, outsourcing has become a popular option for companies looking to reduce costs and improve efficiency. One country that has emerged as a top outsourcing destination in recent years is Uruguay, located in South America. Uruguay offers several advantages for companies looking to outsource their digital […]
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Blockchain

Preventing re-entrancy attacks in Solidity

Re-entrancy is a vulnerability in smart contracts that can result in unexpected behavior and loss of funds. This vulnerability enables an attacker to execute a function call repeatedly before the original call has completed. Therefore, re-entrancy can change the contract’s state in unforeseen ways and trigger unintended operations. This can lead to significant security risks, […]
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Blockchain

Preventing the Source of Randomness Vulnerability

In a previous post we discussed Solidity, the programming language used to create smart contracts on the Ethereum blockchain or EVM-compatible blockchains. While Solidity has many benefits as a programming language, there are also known vulnerabilities, such as the so-called source of randomness vulnerability. In this post we’ll take a closer look at it and […]
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Blockchain

Join the Information Technology Virtual Expo 2023 Summit with Clutch and Infuy

Clutch announces the launch of the Information Technology Virtual Expo 2023 Summit, featuring top speakers such as Sonny Ganguly (CEO, Clutch) and Eleonora Israele (Director of Strategic Partnerships) among others. The event offers a unique opportunity to present your business and gain insights and tips on growing in the blockchain industry. As a participant in […]
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Blockchain

Understanding Signature Replay in Solidity: A Comprehensive Guide

When developing smart contracts on the Ethereum blockchain, it’s essential to consider potential security vulnerabilities in order to make the contract safe. One important vulnerability comes from is signature replay attacks, which can result in malicious actors gaining unauthorized access to contract functions. The aim of this article is to explain what these attacks are […]
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