Ivan Maksakov (born 25 February 1983) is a Russian hacker.
Ivan was most famously known as "eXe", but he also used the nicknames: NASA, b-boy, X, x890, and x3m1st.
A multinational law enforcement group made up of British, American, and Russian private individuals and law enforcement agents captured Maksakov, Alexander Petrov, and Denis Stepanov.
Reported damages caused by Maksakov, Petrov, and Stenanov range in the tens of millions of dollars.
On October 8, 2007, Maksakov, Petrov, Stepanov were found guilty and sentenced to eight years in prison in the Russian Federation with a 100,000 ruble penalty.