👉 Bearer Authentication Code, also known as BAC or BAC, is a type of authentication method used to verify the identity of a client. It consists of a unique identifier (such as a user ID or password) that must be presented by the client in order for the application to authenticate and authorize a request from an authorized server. The bearer token is generated using this authentication mechanism. The client sends the BAC to the server, which then uses the token to verify the identity of the requesting