How to force Authentication on REST API for Password protected page using custom table and fetch() without Plugin

I am implementing the REST API with fetch() promises as requests on a Password protected page with a custom table without using a plugin (only using the WP REST API that has been merged into WordPress core – thumbs up 👍 WordPress team, that was a smart move, thank you).

Add image to each podcast series (or category) in headless WordPress instance

We have a WordPress instance that we query through it’s API. Contents are posts, or episodes from a Podlove plug-in. We have four podcasts, though at the moment only one is set up in Podlove. We indicate the podcast an episode belongs to by adding a category. Now we’d like to add a logo to … Read more

Validate rest-api call on create

WordPress Site A has an API, which is being used by another system/application (B). B is struggling to handle/controle/sanitize the posts being sent to the API, and often cause creation of duplicates. B is really struggling to solve this in their end, so I was wondering if I can add a validation-method to the endpoint in my end.