Simple Presentation

1. Seminar By:
Pranav S. Gontalwar

2. CONTENT
 Objective
 Introduction
 Architecture
 Rules
 What Can a Firewall Do?
 What Can't a Firewall Do?
 Working
 Requirements
 Advantages
 Disadvantages
 Conclusion

3. OBJECTIVE
 To establish a firewall to protect the cloud resources from
the attacks.
 To optimize resources provisioning cost.

4. INTRODUCTION
 Firewall Is hardware, software, or a combination of both.
 It is used to prevent unauthorized programs or Internet
users from accessing a private network and/or a single
computer.
 The cloud firewall is offered by Cloud Service Providers
(CSP) and placed at access points between cloud data
center and the Internet.

5. ARCHITECTURES FOR FIREWALL

6. FIREWALL RULES
 Allow – traffic that flows automatically because it has
been deemed.
 Block – traffic that is blocked because it has been deemed
dangerous to your computer.
 Ask – asks the user whether or not the traffic is allowed to
pass through.

7. WHAT CAN A FIREWALL DO?
 Stop hackers from accessing your computer.
 Protects your personal information.
 Blocks “pop up” ads and certain cookies.
 Determines which programs can access the Internet.

8. WHAT CAN'T A FIREWALL DO?
 Can't protect you against malicious insiders.
 Can't protect against completely new threats.
 Can't protect against viruses

9. HOW DOES A SOFTWARE FIREWALL
WORK?
• Inspects each individual “packet” of data as it arrives
at either side of the firewall
•Determines whether it should be allowed to pass
through or if it should be blocked.

10. HARDWARE FIREWALL
 Hardware Firewalls
- Protect an entire network
- Implemented on the router level
- Usually more expensive, harder to configure

11. SOFTWARE FIREWALL
Software Firewalls
- Protect a single computer
- Usually less expensive, easier to configure

12. SOFTWARE REQUIREMENT
 REQUIREMENTS:
O/S : Windows XP / 7 / 8
Language : Java.
IDE : Eclipse
Data Base : MySql

13. HARDWARE REQUIREMENT
 REQUIREMENTS:
System : Pentium IV 2.4 GHz and above
Hard Disk : 160 GB
Ram : 2GB

14. ADVANTAGES
 Low cost.
 Packet filters make a use of current network router.
 Makes security transparent to end-users.
 Easy to install. High speed

15. DISADVANTAGES
 Packet filtering by software firewall can degrade your
system’s performance.
 Sometimes time difficult to remove or uninstall a firewall
complete.

16. CONCLUSION
 We propose a Cloud Trust framework, where several
firewall running in parallel to guarantee QoS requirement.
 Firewall are a must have for any kind of computer usages
that go online.They protect you abuse and unauthorized
access like trojans.

17. Thank You…