---
title: "Changes to Retrieves the attestation signing keys in use by the attestation service"
method: GET
path: "/certs"
---

# Changes to Retrieves the attestation signing keys in use by the attestation service

`GET /certs`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 3 of 4 revisions.

- **2026-07-13** (2018-09-01-preview) `74e240995f3e` — 1 breaking, 1 info
- **2026-07-13** (2018-09-01-preview) `e2463a10f80d` — 3 info
- **2026-07-13** (2018-09-01-preview) `cb7cc16888f7` — 3 info

## Changes

- **2026-07-13** (2018-09-01-preview) `74e240995f3e` — 1 breaking, 1 info
  - added the new required `query` request parameter `api-version`
  - api tag `OpenID Metadata Discovery` removed
- **2026-07-13** (2018-09-01-preview) `e2463a10f80d` — 3 info
  - api tag `Attestation Provider` added
  - api tag `OpenID Metadata Discovery` removed
  - added the non-success response with the status `400`
- **2026-07-13** (2018-09-01-preview) `cb7cc16888f7` — 3 info
  - api tag `OpenID Metadata Discovery` added
  - api tag `Attestation Provider` removed
  - removed the non-success response with the status `400`

---

[Operation](https://skmtc.dev/azure/apis/attestation-attestation/docs/certs/get.md) · [API](https://skmtc.dev/azure/apis/attestation-attestation.md) · [Page](https://skmtc.dev/azure/apis/attestation-attestation/changes/certs/get)