Vendor:Fortnox
From Devguid
About
Fortnox is a Swedish supplier of accounting, invoicing et.c. They use OAuth2 for authentication as well as basic authentication to protect token creation
Links
https://www.fortnox.se/developer/authorization
https://github.com/FortnoxAB/csharp-api-sdk/wiki
https://github.com/FortnoxAB/csharp-api-sdk/wiki/FortnoxAuth
https://www.fortnox.se/developer/authorization/get-authorization-code
https://www.fortnox.se/developer/authorization/get-access-token
https://github.com/FortnoxAB/csharp-api-sdk/issues/159
https://www.fortnox.se/developer/guides-and-good-to-know/errors