Articles by Tag #smartcontract
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
Basic understanding of Dynamic Staking
Introduction In the ever-expanding landscape of decentralized finance (DeFi), staking has...
How to write dynamic staking smart contract step by step in practice
Introduction In the ever-expanding landscape of decentralized finance (DeFi), staking has...
🏦 Day 14 of #30DaysOfSolidity — Building a Smart Bank with Modular Deposit Boxes (Interface + Foundry)
🌟 Introduction Welcome back to Day 14 of our #30DaysOfSolidity challenge! Today, we’re...
Building for Trust: A Guide to Gasless Transactions with ERC-2771
How to use ERC-2771 and a Merkle Airdrop contract to build thoughtful, user-first dApps by separating...
🪙 Day 12 of #30DaysOfSolidity — Build Your Own ERC-20 Token using Foundry
Series: 30 Days of Solidity Topic: Implementing ERC-20 Token Standard with Foundry Difficulty:...
🌾 Day 18 of #30DaysOfSolidity — Decentralized Crop Insurance using Chainlink Oracles (Foundry + React Frontend)
🧭 Introduction Farmers depend on rain — but nature isn’t always kind. Today, we’ll use...
Day 17 of #30DaysOfSolidity — Build an Upgradeable Subscription Manager for Your SaaS dApp
Introduction Modern Web3 apps need upgradeability just like traditional SaaS apps. Users...
Deploying Solana Anchor Programs Easily with Rocket Anchor
If you're a developer working with Anchor on Solana, you know the drill. You build your powerful...
🏋️ Day 10 of #30DaysOfSolidity — Building a Decentralized Fitness Tracker with Events & Milestones
Introduction Today we’re building FitTrack, a decentralized fitness tracker on Ethereum!...
🎲 Day 22 — Fair & Random Lottery using Chainlink VRF
Learn how to build a provably-fair on-chain lottery using Chainlink VRF (subscription) for randomness...
Why I Rebuilt My Developer Portfolio Around Three Core Values (Reliability, Thoughtfulness, and Excellence)
A reflection on designing a portfolio that practices the same principles as the code I write. For...
Deep Dive in Transparent Proxy Code
Intro In a previous article I made a presentation on Transparent Upgradeable Proxies in...
Building a Poetry Auction Smart Contract on Polkadot with ink!
Part 1 Introduction Imagine auctioning your original poetry on the blockchain,...
🛡️ Day 19 of #30DaysOfSolidity — Signature-Based Web3 Authentication for Private Events
🎯 Introduction Welcome to Day 19 of #30DaysOfSolidity! In this tutorial, we’ll build a...
🧩 Day 9 of #30DaysOfSolidity — Contract-to-Contract Interaction
Smart contracts aren’t just standalone programs — they can also talk to each other. This ability to...
🏦 Day 11 of #30DaysOfSolidity — Building a Secure Vault with Ownable + VaultMaster 🔐
Hey everyone 👋 Welcome to Day 11 of my #30DaysOfSolidity challenge! Today, we’ll build a Secure...
Balancer 2025 Hack (Explained in Detail)
On November 3, 2025, Balancer V2 suffered a catastrophic exploit targeting its Composable Stable...
Why We Chose 2 of 3 Consensus (Not 3 of 3): The Math Behind Trinity Protocol
How game theory and probability mathematics drove our multi-chain security architecture ...
Trinity Protocol™: How We Built a 2-of-3 Multi-Chain Consensus System with 90% Gas Savings
🎯 The Problem We Solved Imagine you're securing $1M in a smart contract vault. A...
🪙 Day 6 of 30 Days of Solidity: Build a Digital Piggy Bank
Smart contracts aren’t just about tokens — they can also help users save and manage Ether...
💎 Day 5 of 30 Days of Solidity — Build a Treasure Chest Contract
In Day 5 of my Solidity journey, I built a Treasure Chest Contract — a fun yet powerful way to...
Day 3 of 30 Days of Solidity Challenge – Build a Simple Polling Station 🗳️
Hello Web3 devs 👋, Welcome to Day 3 of my 30 Days of Solidity Challenge! For this day, I created a...
Day 4 of 30 Days of Solidity Challenge: Build a Basic Auction Smart Contract
Hello developers 👋 Welcome to Day 4 of my 30 Days of Solidity Challenge! Today’s task is to build a...
🚀 Day 2 of 30 Days of Solidity Challenge – Building Enhanced User Profiles
Hello developers 👋 This is Day 2 of my 30 Days of Solidity Challenge where I share my learning...
How Equillar Uses PHP-Stellar SDK for Soroban Operations
Introduction Equillar is a PHP/Symfony-based fintech platform that serves as both an...
DeFi Breach: Abracadabra Loses $1.8M
On October 4, 2025, the Abracadabra protocol faced a significant exploit in its Cauldron V4...
Day 1 of 30 Days of Solidity Challenge: Build Your First Click Counter Smart Contract 🚀
Introduction Welcome to my 30 Days of Solidity Challenge hosted by Web3 Compass! 🌐 Today,...
Integrating Oracles in Smart Contracts Using Chainlink
The rise of blockchain technology has revolutionized the way we approach decentralized systems....
Real-World Asset Redemption Explained
Tokenized real-world assets (RWAs) crossed $50B TVL in 2025, but the industry has learned an...
Smart Contract Safety: How to Verify Before You Interact
What steps should I take to verify a smart contract before interacting with it? In the decentralized...