> For the complete documentation index, see [llms.txt](https://docs.storageproofs.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.storageproofs.com/solutions/storage-proof-api/authentication.md).

# Authentication

To use the Storage Proof API, you need to obtain an API key:

1. Visit the [Herodotus Dashboard](https://dashboard.herodotus.dev/login).
2. Register or log in using your in-browser wallet with Sign in with Ethereum.

<figure><img src="/files/7GnTYKKqUJkxHjLAScUS" alt="" width="563"><figcaption></figcaption></figure>

3. Once logged in, you can access your API key from the dashboard.

<figure><img src="/files/7OXTZ7rLFGIkgUBm14Gv" alt="" width="563"><figcaption></figcaption></figure>

4. Include this API key in your requests to authenticate with the API.