> 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="https://2262114387-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZwym4sEzqrcjD80S8guT%2Fuploads%2FsuoswnkiMJ77u2hJryFE%2Fdashboard.herodotus.dev_login.png?alt=media&amp;token=fb884feb-af1f-470c-847e-5330dc5e81f3" alt="" width="563"><figcaption></figcaption></figure>

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

<figure><img src="https://2262114387-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZwym4sEzqrcjD80S8guT%2Fuploads%2F7GwIoGfeHy4IyxE3rqZu%2Fdashboard.herodotus.dev_overview.png?alt=media&amp;token=84ed85cd-9ce7-4cb7-b4ae-91baaf31b10d" alt="" width="563"><figcaption></figcaption></figure>

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