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Articles tagged with #solidity
Key Security Takeaways: Do NOT use tx.origin for authorization Be careful with using direct mathematical operations Be VERY careful when using deletgatecall. You are essentially trusting the functions of the called contract. Beware & careful with ...
Smart Contract Vulnerabilities with The Ethernaut Challenges - Part#1
What's a wallet? What's this gas fee? How can I see this jpeg that I got as an airdrop? There are many new terms and concepts in web3 which do not exist in the traditional tech world. When I first started learning about web3, my main challenges were...
In the previous post, we talked about creating a dApp frontend w/React. In this post, we will build the backend for our dApp and connect the two pieces. Before we deep dive into the code, I've laid out some fundamentals for building the application's...
What is an NFT, how does it work and how can I create my own?
