|I am not a computer nerd. I prefer to be called a hacker.
Lex Murphy is a character mentioned in the InGen Database.
InGen Database Entry
Lex didn't share her brother's love for dinosaurs , but still appeared enthusiastic about seeing her grandfather and what he'd accomplished. She was panicked by the Tyrannosaur attack and struggled with the subsequent events of the 1993 Isla Nublar incident.
Lex was an accomplished computer programmer and hacker. During the power shutdown, she was able to restore the computer systems sufficiently to raise help and lock the doors for safety.