Download the full Cisco Annual Security Report 2014 here: http://cs.co/9001eXaX
Distributed Denial of Service (DDoS) attacks vary more than the types of bread at a global deli. They are easy to launch and one of the biggest security problems on the network today because they stop your network from functioning. Watch this special Security edition of Networking 101 and learn more about this threat and how you can prevent it. There are two types of DDoS attacks: a network-centric attack, which overloads a service by using up bandwidth, and an application-layer attack, which overloads a service or database with application calls. The outcome is the same—they stop your network. Chief Geek Jimmy Ray Purser covers security in this special Networking 101 to illustrate how to mitigate these very easy to launch attacks.
You can watch this video also at the source.