Chapter 18. Trojans

 

“For they still prefer sheep to thinking men Ah, but men who think like sheep are even better”

 
 --Brian McNeill, “No Gods and Precious Few Heroes”
 

“Beware of geeks bearing gifts”

 
 --Anonymous

This chapter examines a type of threat to system and Internet security that has been with us almost as long as the computer: Trojan horses, often simply referred to as Trojans.

What Is a Trojan?

Trojan horses present more difficulties in definition than at first appears. Whereas viruses are defined primarily by their capability to replicate, Trojans are primarily defined ...

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