> For the complete documentation index, see [llms.txt](https://docs.extended.exchange/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.extended.exchange/extended-resources/more/smart-contract-audits.md).

# Smart Contract Audits

Extended's on-chain logic and smart contracts have undergone extensive audits by external security firms. The audit reports are available below:

* [ChainSecurity](https://www.chainsecurity.com/security-audit/starkware-starknet-perpetual);
* [Public audit competition](https://code4rena.com/reports/2025-03-starknet-perpetual).

For detailed information on the Extended Technical Architecture, please refer to the [Technical Architecture](https://extended.exchange/blog/extended-architecture) section.