Working with LDAP details.
Some people like to use website to be logged in with external people. Some people wants logged in for only in-house members. so they host their on server. such time of work generally to be used only Intranet. and they don’t want internet people to logged in for the application. In such case LDAP login will be one solution. most of the organization already have their ldap is configured. so web application need to use LDAP details.