Conversation so far:
describe controls that help to ensure data and network security
The most common and simple way of protecting a network resource is by assigning it a unique name and a corresponding password.
what are some threats to network security?
Threats to network security include Advanced Persistent Threat, Computer crime, Eavesdropping, and Malware.

Question: how does the threat work?
Self-contained rewrite: how does malware work?