7. Name: Worm Type: Self-Replicating Risk: Moderate Threat: From annoying to lethal Symptoms Include: Slow network speeds Sluggish operation
8.
9. Name: Trojan Horse Type: Malicious Risk: Low Threat: High Symptoms Include: Normal behaviour (!) Missing data Disabled virus software Slow speeds
10.
11. Name: Phishing Type: Scam Risk: High Threat: Mildly irritating, often funny Symptoms Include: Poor spelling and grammar Lots of promises Very little payoff