---
title: "Get Passkey"
method: GET
path: "/v1/passkeys/{id}"
tags: ["BackendService"]
---

# Get Passkey

`GET /v1/passkeys/{id}`

Get a Passkey.

## Path parameters

- `id` string, required

## Response `200`

OK

- GetPasskeyResponse
  - `passkey` Passkey — Passkey represents a WebAuthn public key credential registered by a User.
    - `id` string — The Passkey ID. Starts with `passkey_...`.
    - `userId` string — The User this Passkey belongs to.
    - `createTime` string, date-time — The timestamp of when the Passkey was created.
    - `updateTime` string, date-time — The timestamp of when the Passkey was last updated.
    - `disabled` boolean — Indicates whether the Passkey is disabled.
    - `credentialId` string, bytes — The unique credential ID for the Passkey, as a binary value.
    - `publicKeyPkix` string — The public key associated with the Passkey, in PEM-encoded PKIX format. Starts with `-----BEGIN PUBLIC KEY-----`.
    - `aaguid` string — The Authenticator Attestation GUID (AAGUID) for the Passkey.
    - `rpId` string — The relying party ID associated with the Passkey.

## Other responses

- `400` — API Error
- `401` — API Error
- `403` — API Error
- `404` — API Error

## Changes

- **2025-03-11** `e3ac0347dfbe` — 1 breaking, 9 warning, 1 info
  - the `passkey` response's property type changed from `object` to no type for status `200`
  - removed the optional property `passkey/aaguid` from the response with the `200` status
  - removed the optional property `passkey/createTime` from the response with the `200` status
  - removed the optional property `passkey/credentialId` from the response with the `200` status
  - …7 more
- **2025-03-05** `aae16339e1e1` — 4 breaking, 8 warning
  - the `details/items/` response's property type changed from `object` to no type for status `400`
  - the `details/items/` response's property type changed from `object` to no type for status `401`
  - the `details/items/` response's property type changed from `object` to no type for status `403`
  - the `details/items/` response's property type changed from `object` to no type for status `404`
  - …8 more
- **2025-03-04** `b9fc18a0eac3` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/tesseral-labs/apis/backendservice-api/changes/v1/passkeys/:id/get.md)

---

[API](https://skmtc.dev/tesseral-labs/apis/backendservice-api.md) · [All operations](https://skmtc.dev/tesseral-labs/apis/backendservice-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/tesseral-labs/backendservice-api/revisions/fe83f78ae20a/schema)