F-SECURE POLICY MANAGER 7.0 -, Administrator'S Manual

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Glossary 236
Authentication
The act of proving one’s identity.
Authorization
The right to perform an action on an object. Also the act of proving
this right.
Bit
The smallest unit of memory size, sets of which make up bytes,
arranged in a sequential pattern to express text, numbers, or other
detailed information, recognizable by the computer’s processing
system.
Byte
A set of bits that represent a single character. There are 8 bits in a
byte.
Certificate
See Public Key.
Client
A program that is used to contact and obtain data from a Server
program on another computer.
Corrupted
Data that has been modified without the user’s authorization or
approval.
Domain Name
A unique name that identifies an Internet site (for example,
F-Secure.com)
DNS
Domain Name System. A service that converts symbolic node names
to IP addresses. DNS uses a distributed database.
Firewall
A combination of hardware and software that separates a network
into two or more parts for security purposes.