Allison Trent has always had a special talent for computers. When she's not cleaning up after her troublemaker younger brother, Jason, she spends her days writing code and navigating the intricacies of the Internet. In fact, she's working on a new program that will revolutionize the tech industry, and when she attends a prominent seminar, word begins to spread. FBI agent Liam Scott discovers how brilliant Allison is and wants her to help hunt down...

"Teenage hacker Emika Chen embarks on a mission to unravel a sinister plot and is forced to join forces with a shadowy organization known as the Blackcoats"-- Emika Chen barely made it out of the Warcross Championships alive. Knowing the truth behind Hideo's new NeuroLink algorithm, she is determined to put a stop to his plans. But someone has put a bounty on Emika's head, and her sole chance for survival lies with Zero and the Blackcoats, his ruthless...

When the mysterious Glyphmaster tricks Adam into solving a puzzle and then hacks his computers, Adam, Finn, Lewis, and Emily are pulled into a mystery that is more trouble than they ever imagined.

International bestselling author Patricia Cornwell delivers pulse-pounding thrills in the first book in a series featuring a brilliant and unusual new heroine, cutting-edge cybertechnology, and stakes that are astronomically high. On the eve of a top secret space mission, Captain Calli Chase detects a tripped alarm in the tunnels deep below a NASA research center. A NASA pilot, quantum physicist, and cybercrime investigator, Calli knows that a looming...