1. Location-Based HacksHow to Automate Your Life with SMS and GPSAaron Parecki •@aaronpkOpen Source Bridge • June 2011Slides and code available ataaron.pk/osb11 2. 3.…

Slide 1 Firewalls and Intrusion Detection Systems Advanced Computer Networks Slide 2 Firewalls & IDS Outline  Firewalls –Stateless packet filtering –Stateful packet…

Slide 1 User Datagram Protocol Slide 2 Introduction UDP is a connectionless transport protocol, i.e. it doesn't guarantee either packet delivery or that packets arrive…

Slide 1 Chapter 2 Networking Overview Slide 2 Figure 2.1 Generic protocol layers move data between systems Slide 3 OSI Reference Model  Layer 7 Application Layer  Layer…

Slide 1 1M ạ ng máy tính nâng cao-V1 Slide 2 Firewalls & IDS Outline Firewalls ◦ Stateless packet filtering ◦ Stateful packet filtering  Access Control Lists…

8: Network Security 8-* IPsec: Network Layer Security network-layer secrecy: sending host encrypts the data in IP datagram TCP and UDP segments; ICMP and SNMP messages. network-layer…

UDP User Datagram Protocol About the UDP A commonly used transport protocol Does not guarantee either packet delivery or order The packets may travel along different paths…

Performance Enhancement of TFRC in Wireless Networks Firewalls and Intrusion Detection Systems Computer Networks Firewalls & IDS Outline Firewalls Stateless packet filtering…

Performance Enhancement of TFRC in Wireless Networks Firewalls and Intrusion Detection Systems Advanced Computer Networks D12 Firewalls & IDS Outline Firewalls Stateless…

* Ola Flygt Växjö University, Sweden http://w3.msi.vxu.se/users/ofl/ [email protected] +46 470 70 86 49 Firewalls * Outline Firewall Design Principles Firewall Characteristics…