IAM Egyptian lawyer working in freelancing writing about Blockchain security and Blockchain,defi, crypto in general, while learning smart contracts development and security in depth for bug hunting .
IAM available for basic contracts auditing freelancing, writing Blockchain security and defi technical articles and blogs also less formal technical for public.
Sep 17, 2025 · 2 min read · Introduction Now that you’ve learned the fundamentals, gas optimization, ERC standards, and security best practices, it’s time to see everything in action. In this part, we’ll perform a step-by-step auditing walkthrough of a simple Solidity contract....
Join discussionSep 16, 2025 · 3 min read · Introduction In the last part, we explored gas optimization techniques and how to make smart contracts more efficient. Now, let’s focus on something equally important: ERC standards. ERCs (Ethereum Request for Comments) are technical standards that d...
Join discussionSep 15, 2025 · 2 min read · Introduction In the last part, we focused on security best practices to make your contracts safer. Now, let’s shift to another critical skill: gas optimization. Gas fees are the cost of executing transactions on Ethereum and other EVM-compatible chai...
Join discussionSep 14, 2025 · 2 min read · We’ve now covered most of the fundamentals of Solidity, but as you know, security is everything in Web3. Billions of dollars have been lost due to vulnerabilities in poorly written smart contracts. In this part, we’ll focus on security best practices...
Join discussionSep 13, 2025 · 3 min read · Solidity 101 Series – Part 11: Error Handling (require, assert, revert) Welcome back to the Solidity 101 Series 👋.In Part 10, we studied ERC20 & ERC721 standards — the backbone of DeFi and NFTs. Now in Part 11, we’ll cover error handling in Solidi...
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