VOIP Voice Over IP, a technology in which a broadband Internet connection is used to
place telephone calls instead of the regular phone system.
VPN Virtual Private Networks.
A network connection that typically carries encrypted data over the internet to a
Transaction Processing Systems
Transactions exchanges between entities
Provide a way to collect, process, store, display, modify, or cancel transaction
Point of sale
Automate routine tasks
Collect, store, d
Request for quotation request for formal price quotation on a list of hardware/ software
Request for information: purpose is to collect written information about the capabilities
of various suppliers?
Understand threats to your personal information
We ought to adopt those moral rules which, if followed by everyone, will lead to the
greatest increase in total happiness.
(Note this applies the Principle of Utility to moral rules, while act utilitarian applies the
Principle to indiv
Principles for Data Collection and Use
Fair Information Principles (or Practices)
What will be collected & how it will be used.
Collect only the Data needed
Opt-in and opt-out policies
Opt-in must check a box to have your data used Opt-
Internet vs WWW Internet:
communications system used to transport that information from computers that store it
to clients who want to view it.
WWW: an interlinked collection of information
Web Page, Site Page:
information displayed by a web browser, prod
NAT & how to host a server behind NAT
Allows public IP addresses to be remapped to private IP addresses for sharing or reuse
Use reverse NAT, sometimes called virtual servers or port forwarding
The Internet Created for the exchange of ideas
Detection & removal via anti-malware software
Bad firmware & drivers
Must have vendor-supplied patch
Sometimes third parties provide patches
Other hardware threats
Embedded hardware very hard to fix, but some devices are
Stores info for later retrieval. Fixes problems caused by HTTP's stateless protocol
Internet designer, current owner/controller ARPANET propose idea in 1969. No one
owns or controls the Internet.
TCP/IP Transmission Control Protocol/Internet Protocol.