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intranet pass through the firewall, which examines each message
and blocks those that do not meet the specified security criteria.
G
Gateway
A gateway links computers that use different data formats
together.
Group
Groups consist of several user machines that have similar
characteristics such as being in the same department.
H
HEX
Short for hexadecimal refers to the base-16 number system,
which consists of 16 unique symbols: the numbers 0 to 9 and the
letters A to F. For example, the decimal number 15 is
represented as F in the hexadecimal numbering system. The
hexadecimal system is useful because it can represent every
byte (8 bits) as two consecutive hexadecimal digits. It is easier for
humans to read hexadecimal numbers than binary numbers.
I
IEEE
Institute of Electrical and Electronic Engineers.
Intranet
This is a private network, inside an organization or company, that
uses the same software you will find on the public Internet. The
only difference is that an Intranet is used for internal usage only.
Internet
The Internet is a globally linked system of computers that are
logically connected based on the Internet Protocol (IP). The
Internet provides different ways to access private and public
information worldwide.
Internet address
To participate in Internet communications and on Internet
Protocol-based networks, a node must have an Internet address
that identifies it to the other nodes. All Internet addresses are IP