Yago wanted to use his computer skills to earn extra cash and support his family. But something went horribly wrong: his teacher, the greatest hacker in the country, is accused of a crime he didn't commit-and an innocent girl is blackmailed. Thus begin the adventures in Hackerteen .

You know that the Internet is amazing because it opens up new worlds, but not all of them are safe. While you're communicating with your friends, you could be leaving yourself open to viruses, identity theft, and all the creeps on the Web. You need to know what you're doing and-more importantly-what other people are up to!

As you follow Yago and his hacker buddies in their fight against crackers, the bad guys of the internet world, you'll learn