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Tag: smart contracts

Smart Contracts

Address Poisoning in Smart Contracts

Web3 thrives on user empowerment and the ease of sending and receiving cryptocurrency. However, a growing threat lurks in the shadows: Address Poisoning. This malicious

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Smart Contracts

Mixed Accounting in Smart Contracts

Web3 is ushering in a new era of financial applications, blending traditional finance (TradFi) with decentralized finance (DeFi). Many projects straddle this line, requiring a

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Smart Contracts

Oracle Dependence in Smart Contracts

Web3 applications represent the cutting edge of decentralization, but they do not operate in isolation. These applications require real-world data to function effectively, and this

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Smart Contracts

Flash Loan Attacks in Smart Contracts

Flash loans, a cornerstone of DeFi (Decentralized Finance), offer exciting liquidity possibilities. But in the wrong hands, they can become a developer’s nightmare – fueling

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Smart Contracts

Governance Attacks in Smart Contracts

In the realm of Web3, the concept of decentralization is not just a buzzword—it’s a fundamental principle. Decentralized Autonomous Organizations (DAOs) epitomize this ethos, where

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Smart Contracts

Reentrancy Attack in Smart Contracts

In a traditional transaction, one party sends funds to another in exchange for goods or services. This exchange typically follows a well-defined sequence of steps.

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Ethernaut Walkthrough

Ethernaut Level 12 Walkthrough: Privacy

Ethernaut Level 12 titled “Privacy” challenges the concept of “private” data on the blockchain. In this level, you’ll encounter a locked contract, and your objective

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Ethernaut Walkthrough

Ethernaut Level 11 Walkthrough: Elevator

Ethernaut challenges, comparable to a Web3-themed hacking Capture The Flag (CTF) competition, offer a dynamic environment for diving into Ethereum and Solidity programming. Each level

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Ethernaut Walkthrough

Ethernaut Level 9 Walkthrough: King

In this challenge, we’ll dive into smart contracts’ payment vulnerability and essential security practices to prevent such issues. By the end of ethernaut level 9,

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Ethernaut-Level-8-Walkthrough-Vault
Ethernaut Walkthrough

Ethernaut Level 8 Walkthrough: Vault

Ethernaut challenges, akin to a hacking Capture The Flag (CTF) for Web3 enthusiasts, provide an immersive platform to explore Ethereum and Solidity programming. Each challenge

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Web3.0

How Does a DAO Work?

Have you stumbled upon the acronym DAO and scratched your head in confusion? You’re not alone. Decentralized Autonomous Organizations are the new hot topic in

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Smart Contracts

10 Best Practices for Smart Contract Coding

Solidity, the language powering Ethereum smart contracts, offers immense potential for building decentralized applications (dApps). However, the unique blockchain environment demands a different approach to

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Solidity Variables- Types and Uses_
Blockchain

Solidity Variables: Types and Uses

Solidity is the most popular programming language for developing smart contracts on Ethereum. And just like in any programming language, Solidity variables play a crucial

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How-to-Write-Solidity-Smart-Contracts
Blockchain

How to Write Solidity Smart Contracts

Smart contracts are like digital wizards—self-executing agreements with predefined rules, all meticulously encoded. They’re the enchanting core of blockchain technology, promising a world of transparency

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Blockchain

What are Events in Solidity?

What are Solidity Events? Solidity events are a way for smart contracts to communicate with each other and with external applications. They allow developers to

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