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If marginal cost is between average variable cost and average total cost, then
Phishing
The process of sending e-mail messages to lure Internet users into revealing personal information such as credit card or Social Security numbers or other sensitive information that could lead to identity theft.
Script Virus
A type of malware that is executed through a scripting language, capable of infecting multiple files and spreading across networks.
Encryption Virus
A malicious program that searches for common data files and compresses them into a file using a complex encryption key, thereby rendering the files unusable.
Macro Virus
A virus that’s distributed by hiding it inside a macro.
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