When hackers target locations all over London, Kat leads the City Spies in testing security for the British Museum where a secret message leads them to Egypt and the ancient City of the Dead.

"When teenage coder Emika Chen hacks her way into the opening tournament of the Warcross Championships, she glitches herself into the game as well as a sinister plot with major consequences for the entire Warcross empire"--

Searching for a mysterious hacker when her Overworld team is invited to compete in an exclusive tournament, Marisa discovers that the event is rife with corruption, infighting, and dangers that render winning the only way to survive.

"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...

In Cory Doctorow's wildly successful novel Little Brother, young Marcus Yallow was arbitrarily detained and brutalized by the government in the wake of a terrorist attack on San Francisco-an experience that led him to become a leader of the whole movement of technologically clued-in teenagers, fighting back against the tyrannical security state.A few years later, California's economy collapses, but Marcus' hacktivist past lands him a job as webmaster...