1. Introduction to Telecommunication
Network Security
Introduction to Telecommunication
Dr.Muhammad Rafiq
Submitted by: Farah Altuki Ghida Alaskr Rawan Alhulaisi

2. Introduction
The internet crime rate in the United States has increased 3.4% in 2011.
The total number of internet crime victims 314,246 victim.
This research will talk about computer networks, network security, network crimes and protection in simplified details.

3. Computer Network What is a Computer Network? Network Classification
History of Computer Network
The General Properties of a Computer Network
LAN
WAN
MAN
Area Covers
Covers small areas such as offices within the same building .
Covers large geographical areas such as countries.
Larger than LAN, but smaller than WAN could cover a small town.
Error Rate
Low
High
Moderate
Transmission Speed
High speed
Low speed
Moderate speed
Equipment Cost
Inexpensive
Most expensive
Moderately expensive

4. Network Security What is Network Security? Secure Networks
Security Policy

5. Network Security Crimes and Protection
Phishing
Scams
Loss of Control
Malware
Security Technologies
Technology
Purpose
Example
Hashing
Data Integrity
C++
Encryption
Privacy
Winmagic
Digital Signature
Message authentication s
Digital Certificate
Sender authentication
APWG
Firewalls
Site integrity
Mozilla Firefox
Intrusion Detection System
Southwest Microwave
Deep Packet Inspection & Content Scanning
Procera Networks
Virtual Private Networks (VPN’s)
Data Privacy
Hotspot Shield

6. Conclusion
Thank You