# What is the required server side operation when client keypair updated (or regenerated)?

**URL:** <https://hub.mender.io/t/what-is-the-required-server-side-operation-when-client-keypair-updated-or-regenerated/4886>\
**Category:** General Discussions\
**Created:** [April 22, 2022, 9:38am UTC](https://hub.mender.io/t/what-is-the-required-server-side-operation-when-client-keypair-updated-or-regenerated/4886 "2022-04-22T09:38:46Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![bunniesfield](https://avatars.discourse-cdn.com/v4/letter/b/0ea827/32.png) [@bunniesfield](https://hub.mender.io/u/bunniesfield)\
**Post date:** [April 22, 2022, 9:38am UTC](https://hub.mender.io/t/what-is-the-required-server-side-operation-when-client-keypair-updated-or-regenerated/4886/1 "2022-04-22T09:38:47Z")

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For some reason, if client keypair regenerated in client side, what happens in the server side?

Does some clean-ups required in server side, or there’s nothing special and just re-authenticate the device as if a new device arrive?

Thanks.