# 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

{% content-ref url="/pages/qCsqXHlQmXnSXPqqMlOf" %}
[ERC20](/untitled/audit/cases-study/erc20.md)
{% endcontent-ref %}

{% content-ref url="/pages/3H0TEPWwFPS327JXflBI" %}
[NFT](/untitled/audit/cases-study/nft.md)
{% endcontent-ref %}

{% content-ref url="/pages/YRMvRkVrdopEzJBBI9J8" %}
[DeFi](/untitled/audit/cases-study/defi.md)
{% endcontent-ref %}

{% content-ref url="/pages/HWJZKtsiRklEE2W38S2h" %}
[Smart Contract Migration from Ethereum to Other Chains](/untitled/audit/cases-study/smart-contract-migration-from-ethereum-to-other-chains.md)
{% endcontent-ref %}


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