Telecommunications and Networks I. Chapter overview foundation Concepts: Foundations of Information in Business

0. 
   An intranet is a network inside an organization that uses Internet technologies (such as web browsers and servers, TCP/IP network protocols, HTML hypermedia document publishing and databases, and so on) to provide an Internet-like environment within the enterprise for information sharing, communications, collaboration, and the support of business processes.
   
1. 
   An Intranet is protected by security measures such as passwords, encryption, and firewalls, and thus can be accessed by authorized users through the Internet.
   
2. 
   A Company’s Intranet can also be accessed through the Intranets of customers, suppliers, and other business partners via extranet links.
   

Organisations are implementing a broad range of Intranet uses. Several common functional Intranet business applications include:

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   Marketing
   
1. 
   Finance
   
2. 
   Human Resources
   
3. 
   Sales
   
4. 
   Manufacturing
   
5. 
   Training
   
6. 
   Customer Information
   

Intranet applications support communications and collaboration, business operations and management, web publishing, and Intranet management. These applications can be integrated with existing IS resources and applications, and extended to customers, suppliers, and business partners.