Attacker from a hacker, 5 letters
Bug first discovered in 1898, 5 letters
Corrupting influence, 5 letters
E-mail attachment threat, 5 letters
Hacker's creation, perhaps, 5 letters
High-tech disruption, 5 letters
It may be written in code, 5 letters
It might erase your hard drive, 5 letters
Organism in many Robin Cook books, 5 letters
Submicroscopic pathogen, 5 letters
Many are pathogenic, 5 letters
Causes of modern shutdowns, 7 letters
They play a big part in 2011's Contagion, 7 letters
Why Irv uses medication, 7 letters
An agent (physical or chemical) that inactivates or destroys viruses, 8 letters
Extreme harmfulness (as the capacity of a microorganism to cause disease), 9 letters
Extreme harmfulness (as the capacity of a microorganism to cause disease), 9 letters
A plant virus with its RNA arranged in a circular chromosome without a protein coat, 8 letters