---
title: "Upload a PKCS#12 certificate"
method: POST
path: "/api/signatures/certificates"
tags: ["Digital Signatures"]
---

# Upload a PKCS#12 certificate

`POST /api/signatures/certificates`

## Request

- Base URL: `https://api.dokmatiq.com`
- URL: `https://api.dokmatiq.com/api/signatures/certificates`
- Auth: API key in header `X-API-Key`

Upload a .p12 or .pfx certificate file for PDF signing. The certificate is stored on the server and can be referenced by name in sign requests.

## Response `200`

Certificate stored

## Other responses

- `400`: Invalid certificate format

---

[API](https://skmtc.dev/dokmatiq/apis/docgen-api.md) · [All operations](https://skmtc.dev/dokmatiq/apis/docgen-api/llms.txt) · [OpenAPI document](https://skmtc.dev/dokmatiq/apis/docgen-api/revisions/3fa1a922764d?raw)