---
title: "Key checking for external apps"
method: GET
path: "/external"
tags: ["External"]
---

# Key checking for external apps

`GET /external`

Validates a key for external apps

## Query parameters

- `public_key` string, required
- `key` string, required
- `hwid` string, required

## Response `200`

Validation result (valid: true)

- object

## Other responses

- `400` — Missing parameters
- `401` — Invalid key
- `403` — Key expired, HWID mismatch, or blacklisted
- `404` — Invalid public key

---

[API](https://skmtc.dev/getpolsec/apis/polsec-api.md) · [All operations](https://skmtc.dev/getpolsec/apis/polsec-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/getpolsec/polsec-api/revisions/f270711e08bf/schema)