Non-fungible tokens (NFTs) have changed how we own and trade digital assets like art, music, and even blogs on platforms like Mirror. As NFTs become more popular, understanding their security is crucial. This article explores the security of ERC721, common vulnerabilities, real-world examples, and best practices to protect these assets. I'm not a seasoned writer, but I wanted to share what I know with everyone. The vulnerabilities I've mentioned come from real-world contests and aud...