.

.

.

.

.

.

:

.

.

.

.

Hacker

.

.

Computer Virus

:

Worm

.

Trojan Horses

e-mail

.

Computer Virus

Time Bombs

.

Computer Virus

:

.

.

.

.

Computer Virus

:

-

-Servere-Mail

.

.

Computer Virus

-

.

.

.

Computer Virus

-

–

Server

Node.

Computer Virus

:

.

Nortonhttp://www.norton.com

MacAffeehttp://www.macaffee.com

Computer Virus

McAfee

Computer Virus

:

SASR

.

Computer Virus

SoBig

.

Computer Virus

Blaster

.

Gobot

Firewall

Blaster

.

Computer Virus

.

.

Computer Virus

Data Security

Data Security

:

Data Security

-Unauthorized Access

.

-Lost/Corrupt Data

.

Data Security

Data Security

Systems

:

User ID

User

Password

Data Security

User Authentications:

.

User

Authorization.

Computer Virus.

-

.

Data Security

.

.

:

Data Security

Finger Print & Hand Geometry Reader

Voice Recognition

Iris Scanner

Face Reader

Camera

Data Security

WTO

.

:

.

.

.

:

.

.

.

Computer Ethics

.

.

-.

.

.

.

.

Computer Ethics