As you read this post, there are many digital attacks going on over the internet.  The most common is called the Distributed Denial of Service (DDoS) attack.  A DDoS attack is an attempt to make an online service unavailable by overwhelming it with traffic from multiple sources. They target a wide variety of important resources, from banks to news websites, and present a major challenge to making sure people can publish and access important information.  Watch this video to learn more.  Click below to view real time and historical DDoS attacks worldwide.