It also offers an address book that accepts data from several personal information managers and includes calendar and e-mail features. Visto's Java authentication feature ensures that user names and passwords don't get transmitted over the Net, where they could be intercepted. The service also uses SSL for data encryption and digital certificates from VeriSign. Just remember to update the information regularly. With that information, companies can bill individual customers, departments or users based on actual usage of IP-based services and applications rather than flat fees.
Companies can also use the information for capacity planning and budget forecasting.