System Crash - Tethys Prequels, #1

At the dawn of the interstellar age.In the late 2050s century interstellar exploration has suddenly and unexpectedly become a reality. At the same time on Earth, InfoGen's TransNet has become a communications spider's web that threatens to choke freedom and human development. Carl Ilkwood, ruler of this behemoth of influence and power, recalls Jim Corwin, his one-time security chief, to protect his daughter Sam from a series of attacks attributed to the Listerites, a group of cyber terrorists, who want to bring TransNet and InfoGen to their knees.
But when Jim returns, he finds that few things are what they appear to be, and that the true danger to his protégé lies deep within InfoGen itself.