Programs degraded, code was unraveled, secrets revealed. Fuchi I.E. had a corps of deckers who did little else but scan their cluster of mainframes for intruders, security flaws, and other weaknesses. System integrity specialists, they were called. By this time tomorrow night, the code Piper had gotten from Azrael might be useless. She had to use it now, and she couldn't risk making the run on Fuchi from their bolthole here in Rahway, Sector 13.