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Chapter Three. Domain 3.0: Threats and V... > Answers and Explanations

Answers and Explanations

Objective 3.1: Analyze and differentiate among types of malware.

1. Answer: A. Perhaps the most popular method of privilege escalation is a buffer overflow attack. Buffer overflows cause disruption of service and lost data. This condition occurs when the data presented to an application or service exceeds the storage-space allocation that has been reserved in memory for that application or service. Answer B is incorrect because programs disguised as useful applications are Trojans. Trojans do not replicate themselves like viruses, but they can be just as destructive. Code is hidden inside the application that can attack your system directly or allow the system to be compromised by the code’s originator. The Trojan is typically hidden, so its ability to spread depends on the popularity of the software (such as a game....


  

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