# \#identity **URL:** https://hub.mender.io/tag/identity/54.md [Latest](https://hub.mender.io/latest.md) · [Categories](https://hub.mender.io/categories.md) · [Tags](https://hub.mender.io/tags.md) --- ## [Mender Preauthorisation - bringing the state of the device from preauthorized to accepted](https://hub.mender.io/t/mender-preauthorisation-bringing-the-state-of-the-device-from-preauthorized-to-accepted/6407)
**Author:** [@Utsav\_Shah](https://hub.mender.io/u/Utsav_Shah)\ **Replies:** 1\ **Last updated:** [December 7, 2023, 1:59pm UTC](https://hub.mender.io/t/mender-preauthorisation-bringing-the-state-of-the-device-from-preauthorized-to-accepted/6407 "2023-12-07T13:59:29Z")
I am trying to preauthorize a device onto the mender dashboard. I am referring to the below article: https://docs.mender.io/server-integration/preauthorizing-devices For this I have done the following: Used the mend… --- ## [Device identity change after reflash](https://hub.mender.io/t/device-identity-change-after-reflash/6312)
**Author:** [@sd-ricardo](https://hub.mender.io/u/sd-ricardo)\ **Replies:** 2\ **Last updated:** [November 2, 2023, 11:43am UTC](https://hub.mender.io/t/device-identity-change-after-reflash/6312 "2023-11-02T11:43:04Z")
Haven’t you noticed that after re-flashing the device with the same image, the device-id assigned by mender changes? I also have my custom identity script that is based on the cpu\_id, however if I re-flash the device I … --- ## [Uniquness of identity attributes](https://hub.mender.io/t/uniquness-of-identity-attributes/4608)
**Author:** [@Sven\_DS](https://hub.mender.io/u/Sven_DS)\ **Replies:** 1\ **Last updated:** [February 16, 2022, 2:39pm UTC](https://hub.mender.io/t/uniquness-of-identity-attributes/4608 "2022-02-16T14:39:26Z")
Hi guys, I have a question regarding the uniquness of identity attributes. I had read https://docs.mender.io/overview/identity and https://docs.mender.io/api/#management-api-device-authentication-schemas-identitydata. I… --- ## [Changing device identity after field deployment](https://hub.mender.io/t/changing-device-identity-after-field-deployment/2008)
**Author:** [@nowls](https://hub.mender.io/u/nowls)\ **Replies:** 3\ **Last updated:** [June 5, 2020, 4:41pm UTC](https://hub.mender.io/t/changing-device-identity-after-field-deployment/2008 "2020-06-05T16:41:04Z")
I have devices already deployed to the field, and I’m using the default implementation of mac=xx:xx:xx:xx:xx:xx as the output format for mender-device-identity. Although this satisfies the constraints of uniqueness and i… --- ## [Custom device identity attribute not shown in Create Group dialog](https://hub.mender.io/t/custom-device-identity-attribute-not-shown-in-create-group-dialog/1537)
**Author:** [@dellgreen](https://hub.mender.io/u/dellgreen)\ **Replies:** 3\ **Last updated:** [February 13, 2020, 4:25pm UTC](https://hub.mender.io/t/custom-device-identity-attribute-not-shown-in-create-group-dialog/1537 "2020-02-13T16:25:42Z")
On mender server I have “Default device identity attribute” set to a custom value i.e serial number. When creating a new group it still lists the devices to add to the group with the mender default device-id. In other a… --- ## [Cannot set custom Default device identity attribute in UI](https://hub.mender.io/t/cannot-set-custom-default-device-identity-attribute-in-ui/290)
**Author:** [@dbensoussan](https://hub.mender.io/u/dbensoussan)\ **Replies:** 7\ **Last updated:** [March 5, 2019, 2:56pm UTC](https://hub.mender.io/t/cannot-set-custom-default-device-identity-attribute-in-ui/290 "2019-03-05T14:56:09Z")
Hi, I am using mender 1.7.0 and have added my own Serial number in the device identity as you can see but I cannot set it up as default one. I followed https://docs.mender.io/1.7/client-configuration/identity Is th…