Hacker - Malorie Blackman

THIS IS THE SYSTEM OPERATOR. WHO IS USING THIS ACCOUNT? PLEASE IDENTIFY YOURSELF... Vicky''s life is completely normal. Maybe even a little boring. But all that changes when her dad is accused of stealing a million pounds from the bank where he works.Vicky knows for sure that her dad is innocent, and is determined to prove it. Luckily for him, she is a seasoned computer hacker. Using the skills he taught her, she''s going to attempt to break the bank''s files. Should be simple, right? But it''s a race against time to find the cyber-thief, before they find her . . .''A page-turner'' - Sunday Express''Accept the expertise and race along with the plot'' - Observer