---
title: "Web Marketing Assets index"
slug: "web-marketing-assets-index"
abstract: "Overview of Sitecore Web Marketing Assets index supported infrastructure, references, and privacy and security."
---
# Web Marketing Assets index

The Web Marketing Assets index contains a list of all media items that are classified as assets in the [Web database](https://doc.sitecore.com/xp/en/developers/91/platform-administration-and-architecture/web-database.html "Web database").

## Supported infrastructure

You can host the Web Marketing Assets index on:

- Solr
- Azure Search
- Lucene (developer environments only)

Refer to the [Sitecore compatibility table](https://kb.sitecore.net/articles/087164) for compatible versions.

## Reference structure

The Web Marketing Assets index has its place in the Sitecore reference structure. It can be referenced by other roles, and it can also reference other roles.

![Illustration showing the Web Marketing Assets index's place in the Sitecore reference structure.](https://doc.sitecore.com/api/markdown-image/xp/en/developers/91/platform-administration-and-architecture/images/web-marketing-assets-index.png)

### Referenced by

The Web Marketing Assets index is referenced by the following roles:

- [Content Delivery](https://doc.sitecore.com/xp/en/developers/91/platform-administration-and-architecture/content-delivery--cd-.html "Content Delivery (CD)")
- [Content Management](https://doc.sitecore.com/xp/en/developers/91/platform-administration-and-architecture/content-management--cm-.html "Content Management (CM)")

### References

The Web Marketing Assets index references no other roles.

## Privacy and security

Assuming default behavior, the Web Marketing Assets index does not store personal data.