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A Large Financial Services Firm Recently Released Information Regarding a Security

question 194

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A large financial services firm recently released information regarding a security breach within its corporate network that began several years before. During the time frame in which the breach occurred, indicators show an attacker gained administrative access to the network through a file download from a social media site and subsequently installed it without the user's knowledge. Since the compromise, the attacker was able to take command and control of the computer systems anonymously while obtaining sensitive corporate and personal employee information. Which of the following methods did the attacker MOST likely use to gain access?


Definitions:

Sporophyte

The stage in the plant life cycle that arises from the fertilization of gametes and produces spores for reproduction, distinct from the gametophyte generation.

Gametophyte

The haploid stage in the life cycle of plants that produces gametes, or sex cells, through mitosis.

Gametophyte Generation

The haploid, gamete-producing phase in the life cycle of plants and algae that alternates with the sporophyte generation.

Gymnosperms

A group of seed-producing plants that includes conifers, cycads, Ginkgo, and gnetophytes, characterized by seeds not enclosed in an ovary.

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