# Understand the use of certificate requirements while adding a New Agent

**URL:** <https://discuss.elastic.co/t/understand-the-use-of-certificate-requirements-while-adding-a-new-agent/284981>\
**Category:** Beats\
**Tags:** fleet, elastic-agent\
**Created:** [September 23, 2021, 9:30am UTC](https://discuss.elastic.co/t/understand-the-use-of-certificate-requirements-while-adding-a-new-agent/284981 "2021-09-23T09:30:02Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Mann\_Mehta](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/mann_mehta/32/84916_2.png) [@Mann\_Mehta](https://discuss.elastic.co/u/Mann_Mehta)\
**Post date:** [September 23, 2021, 9:30am UTC](https://discuss.elastic.co/t/understand-the-use-of-certificate-requirements-while-adding-a-new-agent/284981/1 "2021-09-23T09:30:02Z")

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Here we see, in the production deployment it provide the certificate-based configuration command.

 ![image](https://us1.discourse-cdn.com/elastic/original/3X/f/6/f671b8fdbedb9cd380c7f921595774a9f0459c92.png)

Wanted to understand the use of certificate authorities, ES certificate, fleet server certificate, and fleet server certificate key asks us to provide path while running this command respectively.

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [October 21, 2021, 11:30am UTC](https://discuss.elastic.co/t/understand-the-use-of-certificate-requirements-while-adding-a-new-agent/284981/2 "2021-10-21T11:30:03Z")

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