Documents Unwanted Network Traffic: Threats and Countermeasures CS 3251 Prof. Nick Feamster November 13, 2006.

Slide 1Unwanted Network Traffic: Threats and Countermeasures CS 3251 Prof. Nick Feamster November 13, 2006 Slide 2 2 What is Network Security? Confidentiality: Preventing…

Documents Attacks and Defenses Nick Feamster CS 4251 Spring 2008.

Slide 1Attacks and Defenses Nick Feamster CS 4251 Spring 2008 Slide 2 2 Resource Exhaustion: Spam Unsolicited commercial email As of about February 2005, estimates indicate…

Documents Denial-of-Service and Resource Exhaustion Nick Feamster CS 7260 April 2, 2007.

Slide 1Denial-of-Service and Resource Exhaustion Nick Feamster CS 7260 April 2, 2007 Slide 2 2 Today’s Lecture What is Denial of Service? Attacks and Defenses –Packet-flooding…

Documents 12 tcp-dns

1. Network Protocols and Vulnerabilities John Mitchell CS 155 Spring 2008 2. Outline Basic Networking Network attacks  Attacking host-to-host datagram protocols  SYN…