Testing Blockchain Technology

🔐 Master Solidity: Must-Know Interview Questions for Ethereum Developers 🛠️ (Theory Only)

Aug 30, 202410 min read

🔐 Master Solidity: Must-Know Interview Questions for Ethereum Developers 🛠️ (Practical Only)

Aug 30, 20246 min read

🛡️ Mastering Ethereum Security: A Step-by-Step Guide to Documenting the SecureBank Contract for Production-Ready Solidity Code

📚 Introduction In the world of Ethereum smart contracts, security is paramount. Even a minor vulnerability can lead to catastrophic losses. In this guide, we’ll walk you through the process of building a secure smart contract by starting with a simp...

Aug 30, 202422 min read

Solidity Smart Contract Interview Questions: A Progressive Approach

Aug 30, 202412 min read

A Deep Dive into Blockchain Security: Why So Much Money Is Still Being Stolen

Jun 28, 20245 min read

A Catalyst for the Next Wave of Web3/Blockchain Security for Mass Adoption: Paving the Way for the Next Generation of the Internet.

Web3, heralded as the next generation of the internet, aims to revolutionize how we interact online by emphasizing decentralization, user control, and enhanced privacy. However, for Web3 to achieve mass adoption, security must be paramount. The decen...

Jun 27, 202412 min read

Layer 1, Layer 2, and Layer 3 - Understanding the layers in blockchain technology

Understanding the layers in blockchain technology can help grasp how different blockchain solutions are structured and how they interact. Here’s a breakdown of Layer 1, Layer 2, and Layer 3 blockchain technologies: Layer 1: Base Layer or Main Blockch...

Jun 26, 202410 min read

Phishing and Social Engineering Attacks

smart contracts An overview and walkthrough of how phishing and social engineering attacks can be conducted using smart contracts, along with examples to illustrate the concepts. Overview Phishing and social engineering are types of cyberattacks that...

Jun 25, 20244 min read

Your smart contract has a small vulnerabilities you can not see.

// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; contract SimpleStorage { string private storedValue; event ValueChanged(string newValue); // Function to set the value function setValue(string calldata newValue) external { ...

Jun 25, 20243 min read

Deep Dive into the most common attacks on smart contracts

1. Reentrancy Attacks Description Reentrancy occurs when a contract calls an external contract which then calls back into the original contract before the initial execution is complete. This can lead to unexpected behavior and allow attackers to repe...

Jun 23, 202417 min read

Common Vulnerabilities in Smart Contracts

1. Understand Common Vulnerabilities Reentrancy Attacks Description: An attacker repeatedly calls a contract before the previous execution is finished, often exploiting external calls. Mitigation: Use the Checks-Effects-Interactions pattern. Always...

Jun 23, 20243 min read

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