> For the complete documentation index, see [llms.txt](https://bull20.gitbook.io/bullpaper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://bull20.gitbook.io/bullpaper/info/platform.md).

# Platform

## Build On Ethereum

$BULL20 and $BULLSHARE are built on the Ethereum blockchain, leveraging the benefits of this powerful technology to create a seamless and secure investment ecosystem for investors. Ethereum's robust smart contract capabilities offer a wide range of benefits, including greater flexibility, interoperability, and functionality.

#### Security Audit

We asked well-known [SolidityScan](https://solidityscan.com/) for a security assessment of our presale contracts:

<figure><img src="/files/b5D4uSWX27YiXxLpUFqj" alt=""><figcaption><p>Security Score 94.74% on Nov 3rd, 2023</p></figcaption></figure>

Find the full audit report [here](https://solidityscan.com/published-report/block/22e279de81a8649d).