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Exam CFR-310 topic 1 question 53 discussion

Actual exam question from CertNexus's CFR-310
Question #: 53
Topic #: 1
[All CFR-310 Questions]

A security operations center (SOC) analyst observed an unusually high number of login failures on a particular database server. The analyst wants to gather supporting evidence before escalating the observation to management. Which of the following expressions will provide login failure data for 11/24/2015?

  • A. grep 20151124 security_log | grep –c “login failure”
  • B. grep 20150124 security_log | grep “login_failure”
  • C. grep 20151124 security_log | grep “login”
  • D. grep 20151124 security_log | grep –c “login”
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Suggested Answer: C 🗳️
by 044f354 at Sept. 29, 2024, 7:59 p.m.

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044f354
1 month, 3 weeks ago
Selected Answer: A
A: grep 20151124 security_log | grep -c "login failure" Summary of the Command: grep 20151124 security_log : Find all log entries from November 24, 2015. | : Pipe that output into another grep command. grep -c "login failure" Count how many times the phrase "login failure" appears in the filtered log entries from that day. The result of this command will be the total number of "login failure" events that occurred on November 24, 2015, which helps the SOC analyst assess the volume of failed login attempts for that day.
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