Firewall Survey CIS600 Internet Security Principles Seongsu, Woo Jongshik, Her Firewall Basics What is a Firewall? A system enforcing an access control policy between two networks.
CIS600 Internet Security Principles
What is a Firewall?
Why use Firewalls?
What can a firewall protect against?
What can’t a Firewall protect against?
What about viruses?
Too many ways of encoding binary files
Application Level Firewalls
Most typical user cannot be expected to understand security weakness of their OS or Networks because of its complexity. The important tool for defending Windows was the anti-virus software, but it is no longer enough. The personal firewall may become an essential tool for Windows users connected to vulnerable networks.
The personal firewalls allow both beginner and expert users to protect their PCs. Basically, there is a significant risk of information being stolen or destroyed. Your PC can be misused to attack others, or used to access banking software; or simply of PC/network resources wasted.
OS: Redhat Linux 2.2.16-22
IP Address: 192.168.0.1
Port scanners: Nessus v1.0.9
Nmap v 2.54 beta 30
OS: Microsoft Windows 2000
IP Address: 192.168.0.2
Firewalls: Zone Alarm v 2.6.362
Sygate Personal Firewall v 4.2
Tiny Personal Firewall v 2.0.14
Trojans: Firehole, Tooleaky