Nov 15, 2025 · 10 min read · What`s up! 🌐 Hello dear reader — and welcome to Side Episode of my journey through Damn Vulnerable DeFi.I’m Pavel, aka kode-n-rolla, your guide through the world of Web3 security and smart-contract hacking. This series documents not just the solutio...
Join discussion
Sep 26, 2025 · 4 min read · Ethereum is preparing for one of its biggest base layer upgrades in years. As part of the Fusaka hard fork in December 2025, EIP-7935 will raise the network’s default gas limit from 36 million to 60 million. That’s a 67% boost in block capacity, open...
Join discussionAug 29, 2025 · 11 min read · Greeting 👋 Whoami 😎 Hi! I’m Pavel (aka kode-n-rolla) — a security researcher and penetration tester focused on web, cloud, and increasingly Web3. I’m committed to continuous learning and rigorous, hands-on practice. Lately I’ve leaned deep into blo...
Join discussion
Oct 13, 2024 · 2 min read · Concept The emphasis of this level is on the concept of overflow and underflow which is a concern for contracts written in solidity version <0.8. Basically, there are different types of integer data type. For example, uint256, int256, uint8, int8. Ea...
Join discussion
Feb 26, 2024 · 2 min read · In Solidity, similar to languages like C and C++, there are no built-in safeguards to manage storage limitations, unlike what developers accustomed to Ruby and Python may expect. In Ethereum's smart contract landscape, each storage slot is 256 bits o...
Join discussion
Nov 20, 2023 · 9 min read · ERC4626 is a new Ethereum standard for tokenized vaults. It provides a standard interface for developers to build yield-bearing vaults that represent shares of a single underlying ERC-20 token. It outlines an optional extension for tokenized vaults u...
Join discussionOct 26, 2023 · 4 min read · In the realm of blockchain development, auditing smart contracts is a crucial step to ensure the security and efficiency of decentralized applications. Solidity, as a prominent smart contract language for the Ethereum blockchain, demands meticulous a...
Join discussion
Oct 25, 2023 · 6 min read · Introduction When conducting a security audit for Solidity smart contracts, it's essential to cover a wide range of aspects to ensure the code's safety and integrity. Below, we provide a comprehensive checklist of questions and considerations to help...
Join discussion
Jul 10, 2023 · 2 min read · Welcome, web3 enthusiasts and builders. Today I will walk you through how the wallet watch feature works on Webacy. Wallet watch is a feature on Webacy that lets you monitor your wallet activity anywhere, anytime. Let's go deeper🤓 How does this work...
TTimi commented