# Source of authentication

**URL:** <https://discuss.elastic.co/t/source-of-authentication/234975>\
**Category:** Elasticsearch\
**Created:** [May 29, 2020, 7:16pm UTC](https://discuss.elastic.co/t/source-of-authentication/234975 "2020-05-29T19:16:02Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![PraveenKT](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/praveenkt/32/35483_2.png) [@PraveenKT](https://discuss.elastic.co/u/PraveenKT)\
**Post date:** [May 29, 2020, 7:16pm UTC](https://discuss.elastic.co/t/source-of-authentication/234975/1 "2020-05-29T19:16:02Z")

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How do i know from where i am getting these authentication request? How do i found source ?

[2020-05-29T12:11:33,366][INFO][o.e.x.s.a.AuthenticationService] [xxxxx-xxxxhostname] Authentication of [elastic] was terminated by realm [reserved] - failed to authenticate user [elastic]

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**Author:** ![ikakavas](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ikakavas/32/34430_2.png) [@ikakavas](https://discuss.elastic.co/u/ikakavas)\
**Post date:** [June 2, 2020, 8:43am UTC](https://discuss.elastic.co/t/source-of-authentication/234975/2 "2020-06-02T08:43:45Z")

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You can enable [audit logging](https://www.elastic.co/guide/en/elasticsearch/reference/current/enable-audit-logging.html)

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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:** [June 30, 2020, 8:46am UTC](https://discuss.elastic.co/t/source-of-authentication/234975/3 "2020-06-30T08:46:26Z")

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