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Firewall - A part of a computer system or network that is designed to block unauthorized access while permitting authorized communications. It is a device or set of devices configured to permit, deny, encrypt, decrypt, or proxy all (in and out) computer traffic between different security domains based upon a set of rules and other criteria.
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Hosted Services - The hosting service provider owns and manages the machine, leasing full control to the client. Management of the server can include monitoring to ensure the server continues to work effectively, backup services, installation of security patches and various levels of technical support.
HSIA - Acronym for High Speed Internet Access
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IDS - An Intrusion detection system (IDS) is a network security device that monitors network and/or system activities for malicious or unwanted behavior.
Infrastructure - The basic, underlying framework or features of a system or organization.
Internet - The Internet is a global system of interconnected computer networks that use the standard Internet Protocol Suite (TCP/IP) to serve billions of users worldwide. It is a network of networks that consists of millions of private and public, academic, business, and government networks of local to global scope that are linked by a broad array of electronic and optical networking technologies. The Internet carries a vast array of information resources and services, most notably the inter-linked hypertext documents of the World Wide Web (WWW) and the infrastructure to support electronic mail.
Intranet - A private computer network that uses Internet Protocol technologies to securely share any part of an organization's information or operational systems within that organization.
IP - Acronym for Internet Protocol
ISP - Acronym for Internet Service Provider
IT - Acronym for Informational Technology
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