> ## Documentation Index
> Fetch the complete documentation index at: https://developers.redo.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ServiceUserPublicKey

> A public key that verifies the JWT assertions the caller signs with its private key.

**Required scopes:** [`user_write`](https://developers.redo.com/docs/api-reference/v3/reference/scopes#scope-user_write)

**createdAt** `[DateTime!](/docs/api-reference/v3/reference/common/date-time)` *required*

When the credential was created.

**fingerprint** `String!` *required*

The key's RFC 7638 SHA-256 JWK thumbprint, which an assertion names as its `kid`.

**id** `ID!` *required*

The id of this credential.

**lastUsedAt** `[DateTime](/docs/api-reference/v3/reference/common/date-time)`

When the credential last authenticated, or null if it never has.

**name** `String!` *required*

A label that helps recognize the credential.


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