# Kibana unable to authenticate

**URL:** https://discuss.elastic.co/t/kibana-unable-to-authenticate/260830
**Category:** Elasticsearch
**Tags:** elastic-stack-security
**Created:** [January 12, 2021, 1:18pm UTC](https://discuss.elastic.co/t/kibana-unable-to-authenticate/260830 "2021-01-12T13:18:38Z")
**Posts on this page:** 1
**Showing post:** 8

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### Author: ![tsullivan](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/tsullivan/32/31077_2.png) [@tsullivan](https://discuss.elastic.co/u/tsullivan)
#### Post date: [January 21, 2021, 5:34am UTC](https://discuss.elastic.co/t/kibana-unable-to-authenticate/260830/8 "2021-01-21T05:34:14Z")

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Based on a thread I found in the Elasticsearch category, you can restart the cluster set the user passwords for built-in users. See [Accidentally deleted .security index for x-pack](https://discuss.elastic.co/t/accidentally-deleted-security-index-for-x-pack/69844/3)

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