> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/release-notes/control-center/2021.11.00.md).

# 2021.11.00

Release notes for GridGain Control Center 2021.11.00.

## What's New in This Release

### Introduction

GridGain® Control Center is a comprehensive, customizable cluster management and developer tool for Apache® Ignite™ and GridGain applications. Use Control Center to query data across caches, monitor performance metrics, define and track production alerts, take snapshots for backup and recovery, and collect and analyze API traces. The latest Control Center 2021.11.00 release includes a number of UX and bug fixes.

Note: GridGain Control Center 2021.11.00 supports GridGain 8.7.23+. You will need to update your version of GridGain in order to work with Control Center. Apache Ignite users will need to update their Ignite Agent to 2.8.1.2+.

## Improvements and Fixed Issues

| Issue ID | Category       | Description                                                                       |
| -------- | -------------- | --------------------------------------------------------------------------------- |
| CC-3312  | Authentication | Unauthorized users are now redirected to the "Sign In" page instead of "Sign Up". |
| CC-3272  | General        | Fixed CVE-2021-37136.                                                             |
| CC-3250  | General        | Changed the GridGain Portal web page title.                                       |
| CC-3106  | Queries        | Fixed "SQL Query" screen width in Firefox.                                        |

## Related Information

[Customer Support](https://mariadb.com/contact/)

Please visit the [documentation](/docs/tools/enterprise/control-center.md) for more information.