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Articles by Obinna Duru
Your protocol launches. Everything passes the test suite with 100% coverage. Your audits are clean. Then, an unexpected token enters your liquidity pool. The accounting drifts by a fraction of a percent. Within hours, the discrepancy compounds. Users attempt to withdraw, and the transactions revert. The vault is permanently bricked, and funds are stuck. What went wrong? Most ERC20 exploits are not actually bugs in the protocol's core logic.
The Internet Hasn't Changed
Before we argue about the future of the web, we need to understand what it has always been: one continuous system of innovation built on the exact same foundation. Let's start with the Web3 ecosystem. When people talk about Web3, the conversation usually gets tangled up in tokens, hype, and technical buzzwords. But at BinnaDevLab, when we talk about the Web3 ecosystem, we are not talking about a completely different technology. We are referring to the internet as a whole, viewed from Version 3.
The Internet Hasn't Changed
• Interesting way to look at Web3. I especially liked the idea that each version is just filling gaps left by the previous one. Makes me wonder what Web4 would actually fix. • @[Emder] Yes, sir! There are endless possibilities because our desires are insatiable. We have unlimited wants, which is a good thing because it keeps driving more innovation to keep coming. Thank you for the comment🙏 Do well to check out what we are building at: https://binnadev.com.
Demystifying DevRel: What It Actually Is (And Why Should You Become One?)
If you spend enough time in the tech space, you will eventually hear the word "DevRel". You will see people with titles like Developer Advocate, Community Manager, or Developer Relations Engineer. They speak at conferences, write tutorials, hang out in Discord servers, and the community usually seems to love them. But what exactly do they do? Is it just marketing for coders? Is it just customer support? For me, DevRel is simply the combination of two words: Developer and Relationship.
Smart Contracts Demand Better Infrastructure: Building on contract.dev
When you first start writing smart contracts on the EVM chains, your journey usually begins in Remix. It is a powerful, open-source web and desktop application for writing, compiling, testing, and deploying code, making it a fantastic tool for quick iterations and local simulations. But eventually, you outgrow it. Even with its robust features, a localized environment does not perfectly replicate how your contract will interact with live mainnet state.
Thinking Like an Attacker: The Airbags and Seatbelts of Smart Contract Security
In our last post, we built a mathematical proving ground using Foundry. We used stateful fuzzing to prove that the rules of our MilestoneCrowdfundUpgradeable protocol work exactly as intended. But testing only proves that the contract behaves correctly when people follow the rules. What happens when someone actively tries to break them? In Web2, when you think about security, you think about the perimeter. Who can get in? You build firewalls, you require authentication, you set up rate limiting.
Stop Guessing, Start Proving: A Guide to Stateful Fuzzing in Foundry
We are building MilestoneCrowdfundUpgradeable: a smart contract that holds donor funds in escrow and releases them only when real-world milestones are verified. In our last post, we designed the engine for this protocol. We built a theoretical fortress guarded by strict mathematical laws. But in Web3, a theoretical fortress isn't good enough. If you write a web app and it has a bug, a button doesn't work. If you write a smart contract and it has a bug, people lose their life savings.
Engineering Trust: My Journey Building a Decentralized Stablecoin
"Smart contracts handle real value." This simple truth drives everything I do as an engineer. When we write code for the blockchain, we aren't just pushing pixels or serving data; we are building financial structures that people need to rely on. There is no customer support hotline in DeFi. If the math is wrong, the trust is broken. That responsibility is why I decided to tackle my milestone project: a decentralized, crypto-backed stablecoin.
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