This function authenticates who you are. The goal is to have a gateway with a single sign-on. This is the main level of entry security. This identifies what information the user is authorized to access. The portal could enable collaborative workgroup application and workflow software that uses the authentication, authorization and personalization functions of the portal.
Portals make it easy to share documents and work in teams.
They allow groups to create a project space that has shared files, chat rooms, bulletin boards, whiteboards, etc. Assets are tracked and archived. E-mail is collectively saved and stored. Project tasks, resources, and timelines are visible to all and send reminders that deeds have gone undone. Calendars are shared and scheduling is reconciled as much as possible via the web.