The user is prompted to enter their Windows authentication credentials – that is, they are NOT detected and automatically logged in, but they must type their credentials into the prompt.The expectation is the user browses to which accepts this method of authentication.The web server has the required “features” installed, the authentication Windows Authentication method has been enabled and Anonymous Authentication method disabled via Internet Information Systems (IIS) on either the server, site, folder or file level.To access the website or service (herein referred to as a service) the user needs to be authenticated with their Windows credentials.You operate a web server or other services (such as Exchange Client Access Role, Sharepoint, etc.).If of no use to anyone else, this is for my own selfish ease of access. Please let me disclaim that there are other posts out there with the same information as I’m about to present, but I’ve had to find this multiple times now and it’s always been a struggle to find.