Introduction to Firewalls

Transcript

1. Firewall
2. Firewall? What is
3. Firewall types 3
4. Firewall types 3
5. Firewall types 3
6. Firewall types 3
7. Firewall types 3
8. Firewall types 3
9. Packet Filter
10. Packet Filter
11. Packet Filter Check
12. Packet Filter Check
13. Packet Filter Check
14. Packet Filter Check Source IP : Port
15. Packet Filter Check Source IP : Port Destination IP : Port
16. Packet Filter Check Source IP : Port Destination IP : Port TTL
17. Packet Filter Check Source IP : Port Destination IP : Port TTL Destination Service
18. Packet Filter Check Source IP : Port Destination IP : Port TTL Destination Service Located on Routers Switches Wireless Access Points  
19. Packet Filter Check Source IP : Port Destination IP : Port TTL Destination Service Located on Routers Switches Wireless Access Points  
20. Firewall types 3
21. Application Layer
22. Application Layer Process 1 Process 2 Process 3
23. Application Layer Process 1 Process 2 Process 3
24. Application Layer Process 1 Process 2 Process 3
25. Application Layer Process 1 Process 2 Process 3
26. Application Layer Process 1 Process 2 Process 3
27. Firewall types 3
28. Proxy
29. Proxy Anonymity
30. Proxy Anonymity Caching
31. Proxy Anonymity Caching Blocking