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Difference between internet intranet and extranet

Difference between internet intranet and extranet
Compare internet, intranet and extranet.

Differentiate/Compare/ Difference between internet intranet and extranet

Internet-Intranet-Extranet

Internet, Intranet & Extranet

Internet

Intranet

Extranet

It is a Global system of interconnected computer network.

It is a Private network specific to an organisation.

It is a Private network that uses public network to share information with suppliers and vendors.

Not regulated by any authority.

It is regulated by an organization.

It is regulated by multiple organization.

Thus content in the network is accessible to everyone connected.

Thus content in the network is accessible only to members of organization.

The content in the network is accessible to members of organization & external members with access to network.

It is largest in terms of number of connected devices.

It is small network with minimal number of connected devices.

The number of devices connected is comparable with Intranet.

It is owned by no one.

It is owned by single organization.

It is owned by single/multiple organization.

It is means of sharing information throughout the world.

It is means of sharing sensitive information throughout organization.

It is means of sharing information between members and external members.

Security is dependent of the user of device connected to network.

Security is enforced via a firewall.

Security is enforced via a firewall that separates internet & extranet.

Example: What we are normally using is internet.

Example: TCS using internal network for its business operations.

Example: HP and Intel using network for business related operations.

Users can access Internet anonymously.

Users should have valid username/password to access Intranet.

Users should have valid username/password to access Extranet.

Internet is unregulated and uncensored.

But Intranet is regulated by the organization policies.

Extranet is also regulated by contractual agreements between organizations.

Contributed by: Abishek Ganesh


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