---
title: "List"
method: GET
path: "/certificate_authorities"
tags: ["CertificateAuthorities"]
---

# List

`GET /certificate_authorities`

List all Certificate Authority on this account

## Query parameters

- `before_id` string
- `limit` string
- `filter` string

## Headers

- `ngrok-version` integer, required

## Response `200`

List all Certificate Authority on this account

- CertificateAuthorityList
  - `certificate_authorities` CertificateAuthority[] — the list of all certificate authorities on this account
    - `id` string — unique identifier for this Certificate Authority
    - `uri` string — URI of the Certificate Authority API resource
    - `created_at` string — timestamp when the Certificate Authority was created, RFC 3339 format
    - `description` string — human-readable description of this Certificate Authority. optional, max 255 bytes.
    - `metadata` string — arbitrary user-defined machine-readable data of this Certificate Authority. optional, max 4096 bytes.
    - `ca_pem` string — raw PEM of the Certificate Authority
    - `subject_common_name` string — subject common name of the Certificate Authority
    - `not_before` string — timestamp when this Certificate Authority becomes valid, RFC 3339 format
    - `not_after` string — timestamp when this Certificate Authority becomes invalid, RFC 3339 format
    - `key_usages` string[] — set of actions the private key of this Certificate Authority can be used for
    - `extended_key_usages` string[] — extended set of actions the private key of this Certificate Authority can be used for
  - `uri` string — URI of the certificates authorities list API resource
  - `next_page_uri` string — URI of the next page, or null if there is no next page

---

[API](https://skmtc.net/ngrok/apis/ngrok-openapi.md) · [All operations](https://skmtc.net/ngrok/apis/ngrok-openapi/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/ngrok/ngrok-openapi/versions/1994bbb04714/schema)