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FEATURE 1
How to Apply the Latest Tools in Every Situation in Which They Are
Necessary
Protecting the data in networks
- The focus of network security measures in companies
has shifted from protection against unauthorized access to the prevention
of information leakage.
However, measures to prevent information leakage
are more complex and difficult to understand than those for blocking
unauthorized access.
Accordingly, there is a wide range of tools for
preventing information leakage.
This article examines the roles of
such tools and explains how to use them effectively in each situation
in which their application is necessary.
Prologue
Because the next “enemies” exist within networks, it is
necessary to take measures different from those used to prevent unauthorized
access
Part 1: Prevention
Monitoring and Recording PC Operations
Preventing illicit activities without stopping business operations
Part 2: Management
Assigning One ID to Each User
Integrating accounts into a whole system
Part 3: Prohibition
Restricting the Storage of Data in External Media
Designating authority to each PC and file
Part 4: Anti-theft Measures
Preventing Information Leakage Caused by Careless Mistakes
A second-best measure that keeps stolen data from being read
Part 5: Re-establishment
Barring Information from Being Taken out of Rooms Where Servers Are
Housed
Saving labor in the management of networks by eliminating PCs
Boxed Article
Security of Data in Paper Form Is Often Overlooked
PRODUCT LABORATORY
Layer 3 Switches
High-speed transmission of packets via hardware
- There is competition to increase the number of embedded functions
such as filter and QoS
INVESTIGATING NETWORKS
How to Obtain the Latest Standards for Networks
There are three important standard-setting organizations in the world
- Although there are conditions that must be fulfilled, the standards
are available free of charge
FEATURE 2
Learning from the Latest Techniques Designed for Web Pages
The HTML rules you should have known long ago
- In order to create cool web pages, knowledge of HTML is necessary.
All nice-looking websites that you come across on the Internet are
basically made from simple HTML files. If you know HTML, you can apply
that knowledge to your web pages.
We can learn the basics of HTML by
studying the characteristics of up-to-date web pages.
Part 0: Examining the Latest Web Pages
Seemingly difficult pages are actually not so difficult when you examine
them by breaking them down into small components
Part 1: Reviewing the Basics
All HTML tags are enclosed between the < > brackets, and tag
nesting is applied to create multiple tag effects on a single element
Part 2: Deciding the Layout and Appearance
The layout is decided by using <table> and formatting the
appearance using a style sheet
Part 3: Incorporating Style Elements
Incorporating scripts, links, and other objects and adding still image
and video data
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