> For the complete documentation index, see [llms.txt](https://docs.salusec.io/untitled/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.salusec.io/untitled/audit/cases-study.md).

# Cases Study

This section focuses on specific projects, such as ERC20, NFT, DeFi, and introduces significant and common vulnerabilities, along with case explanations. Additionally, we also pay attention to security risks during smart contract migration.

## Table of contents

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[ERC20](/untitled/audit/cases-study/erc20.md)
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[NFT](/untitled/audit/cases-study/nft.md)
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[DeFi](/untitled/audit/cases-study/defi.md)
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[Smart Contract Migration from Ethereum to Other Chains](/untitled/audit/cases-study/smart-contract-migration-from-ethereum-to-other-chains.md)
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