How to Generate a WordPress Active Access Token

One of the most common questions on a WordPress site is how to generate an active access token. This token is an authorization code that enables a WordPress application to act on behalf of the user. This token can be generated for a single blog per user or globally. If you want to use the token on different sites, you can specify the client-id and the domain in the request header. The client-id is the client ID of the application.