> For the complete documentation index, see [llms.txt](https://developer.harness.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.harness.io/infrastructure-as-code-management/iacm-api-reference/provider-registry/upload-signing-key.md).

# Upload signing key

Upload a GPG signing key for an account

```json
{"openapi":"3.0.3","info":{"title":"Infrastructure as Code Management","version":"0.1.0"},"tags":[{"name":"provider-registry","description":"The provider-registry service implements HashiCorp's Provider Registry Protocol for private Terraform providers"}],"servers":[{"url":"http://localhost:80"}],"paths":{"/api/providers/keys":{"post":{"tags":["provider-registry"],"summary":"Upload signing key","description":"Upload a GPG signing key for an account","operationId":"provider-registry#upload-signing-key","parameters":[{"name":"Harness-Account","in":"header","description":"Account ID","allowEmptyValue":true,"required":true,"schema":{"type":"string","description":"Account ID"}}],"requestBody":{"required":true,"content":{"application/json":{"schema":{"$ref":"#/components/schemas/UploadSigningKeyRequest"}}}},"responses":{"201":{"description":"Created response."},"400":{"description":"BadRequestError: Bad Request response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"401":{"description":"UnauthorizedError: Unauthorized response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"403":{"description":"ForbiddenError: Forbidden response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"404":{"description":"NotFoundError: Not Found response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"408":{"description":"TimeoutError: Request Timeout response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"409":{"description":"ConflictError: Conflict response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"423":{"description":"LockedError: Locked response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"499":{"description":"ContextCancelledError:  response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"500":{"description":"InternalServerError: Internal Server Error response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}},"502":{"description":"BadGatewayError: Bad Gateway response.","content":{"application/vnd.goa.error":{"schema":{"$ref":"#/components/schemas/RegistryError"}}}}}}}},"components":{"schemas":{"UploadSigningKeyRequest":{"type":"object","properties":{"ascii_armor":{"type":"string","description":"ASCII-armored GPG public key"},"key_id":{"type":"string","description":"GPG key ID"},"key_name":{"type":"string","description":"GPG key name"},"user":{"type":"string","description":"User who uploaded the key"}},"required":["key_id","key_name","ascii_armor","user"]},"RegistryError":{"type":"object","properties":{"fault":{"type":"boolean","description":"Is the error a server-side fault?"},"id":{"type":"string","description":"ID is a unique identifier for this particular occurrence of the problem."},"message":{"type":"string","description":"Message is a human-readable explanation specific to this occurrence of the problem."},"name":{"type":"string","description":"Name is the name of this class of errors."},"temporary":{"type":"boolean","description":"Is the error temporary?"},"timeout":{"type":"boolean","description":"Is the error a timeout?"}},"required":["name","id","message","temporary","timeout","fault"]}}}}
```