Newest CFR-410 Study Guide For CyberSec First Responder (CFR) Exam Preparation

dumps2022-12-05T09:07:14+08:00

Pass CFR-410 exam to be a CyberSec First Responder can prove the professionals to demonstrate expertise in networking, operating systems, application security, or cloud environments, and their role is to identify, protect, detect, respond, and recover from cybersecurity incidents for their organizations. Real CertNexus CFR-410 exam has 80 items, which need 120 minutes to answer. For passing successfully, you can have the newest CFR-410 study guide for CyberSec First Responder (CFR) Exam preparation. Also, you can try CFR-410 exam free demo online first.

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1. During a security investigation, a suspicious Linux laptop is found in the server room. The laptop is processing information and indicating network activity. The investigator is preparing to launch an investigation to determine what is happening with this laptop.

Which of the following is the MOST appropriate set of Linux commands that should be executed to conduct the investigation?

iperf, traceroute, whois, ls, chown, cat

iperf, wget, traceroute, dc3dd, ls, whois

lsof, chmod, nano, whois, chown, ls

lsof, ifconfig, who, ps, ls, tcpdump

2. Which of the following technologies would reduce the risk of a successful SQL injection attack?

Reverse proxy

Web application firewall

Stateful firewall

Web content filtering

3. A Linux administrator is trying to determine the character count on many log files.

Which of the following command and flag combinations should the administrator use?

tr -d

uniq -c

wc -m

grep -c

4. Organizations considered “covered entities” are required to adhere to which compliance requirement?

Health Insurance Portability and Accountability Act of 1996 (HIPAA)

Payment Card Industry Data Security Standard (PCI DSS)

Sarbanes-Oxley Act (SOX)

International Organization for Standardization (ISO) 27001

5. An incident response team is concerned with verifying the integrity of security information and event management (SIEM) events after being written to disk.

Which of the following represents the BEST option for addressing this concern?

Time synchronization

Log hashing

Source validation

Field name consistency

6. A security professional discovers a new ransomware strain that disables antivirus on the endpoint during an infection.

Which location would be the BEST place for the security professional to find technical information about this malware?

Threat intelligence feeds

Computer emergency response team (CERT) press releases

Vulnerability databases

Social network sites

7. Which asset would be the MOST desirable for a financially motivated attacker to obtain from a health insurance company?

Transaction logs

Intellectual property

PII/PHI

Network architecture

8. A common formula used to calculate risk is:+ Threats + Vulnerabilities = Risk.

Which of the following represents the missing factor in this formula?

Exploits

Security

Asset

Probability

9. Which of the following is the GREATEST risk of having security information and event management (SIEM) collect computer names with older log entries?

There may be duplicate computer names on the network.

The computer name may not be admissible evidence in court.

Domain Name System (DNS) records may have changed since the log was created.

There may be field name duplication when combining log files.

10. An attacker intercepts a hash and compares it to pre-computed hashes to crack a password.

Which of the following methods has been used?

Password sniffing

Brute force attack

Rainbow tables

Dictionary attack

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11. Senior management has stated that antivirus software must be installed on all employee workstations.

Which of the following does this statement BEST describe?

Guideline

Procedure

Policy

Standard

12. If a hacker is attempting to alter or delete system audit logs, in which of the following attack phases is the hacker involved?

Covering tracks

Expanding access

Gaining persistence

Performing reconnaissance

13. A security analyst is required to collect detailed network traffic on a virtual machine.

Which of the following tools could the analyst use?

nbtstat

WinDump

fport

netstat

14. Which of the following are legally compliant forensics applications that will detect an alternative data stream (ADS) or a file with an incorrect file extension? (Choose two.)

Disk duplicator

EnCase

Forensic Toolkit (FTK)

Write blocker

15. A network security analyst has noticed a flood of Simple Mail Transfer Protocol (SMTP) traffic to internal clients. SMTP traffic should only be allowed to email servers.

Which of the following commands would stop this attack? (Choose two.)

iptables -A INPUT -p tcp Cdport 25 -d x.x.x.x -j ACCEPT

iptables -A INPUT -p tcp Csport 25 -d x.x.x.x -j ACCEPT

iptables -A INPUT -p tcp Cdport 25 -j DROP

iptables -A INPUT -p tcp Cdestination-port 21 -j DROP

iptables -A FORWARD -p tcp Cdport 6881:6889 -j DROP

16. Which of the following is a cybersecurity solution for insider threats to strengthen information protection?

Web proxy

Data loss prevention (DLP)

Anti-malware

Intrusion detection system (IDS)

17. Which of the following could be useful to an organization that wants to test its incident response procedures without risking any system downtime?

Blue team exercise

Business continuity exercise

Tabletop exercise

Red team exercise

18. A security administrator needs to review events from different systems located worldwide.

Which of the following is MOST important to ensure that logs can be effectively correlated?

Logs should be synchronized to their local time zone.

Logs should be synchronized to a common, predefined time source.

Logs should contain the username of the user performing the action.

Logs should include the physical location of the action performed.

19. Which of the following methods are used by attackers to find new ransomware victims? (Choose two.)

Web crawling

Distributed denial of service (DDoS) attack

Password guessing

Phishing

Brute force attack

20. After a security breach, a security consultant is hired to perform a vulnerability assessment for a company’s web application.

Which of the following tools would the consultant use?

Nikto

Kismet

tcpdump

Hydra

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21. Which common source of vulnerability should be addressed to BEST mitigate against URL redirection attacks?

Application

Users

Network infrastructure

Configuration files

22. A security administrator notices a process running on their local workstation called SvrsScEsdKexzCv.exe.

The unknown process is MOST likely:

Malware

A port scanner

A system process

An application process

23. The Key Reinstallation Attack (KRACK) vulnerability is specific to which types of devices? (Choose two.)

Wireless router

Switch

Firewall

Access point

Hub

24. During a log review, an incident responder is attempting to process the proxy server’s log files but finds that they are too large to be opened by any file viewer.

Which of the following is the MOST appropriate technique to open and analyze these log files?

Hex editor, searching

tcpdump, indexing

PE Explorer, indexing

Notepad, searching

25. A web server is under a denial of service (DoS) attack. The administrator reviews logs and creates an access control list (ACL) to stop the attack.

Which of the following technologies could perform these steps automatically in the future?

Intrusion prevention system (IPS)

Intrusion detection system (IDS)

Blacklisting

Whitelisting

26. An organization recently suffered a breach due to a human resources administrator emailing employee names and Social Security numbers to a distribution list.

Which of the following tools would help mitigate this risk from recurring?

Data loss prevention (DLP)

Firewall

Web proxy

File integrity monitoring

27. Detailed step-by-step instructions to follow during a security incident are considered:

Policies

Guidelines

Procedures

Standards

28. A security investigator has detected an unauthorized insider reviewing files containing company secrets.

Which of the following commands could the investigator use to determine which files have been opened by this user?

lsof

netstat

29. During which phase of a vulnerability assessment would a security consultant need to document a requirement to retain a legacy device that is no longer supported and cannot be taken offline?

Conducting post-assessment tasks

Determining scope

Identifying critical assets

Performing a vulnerability scan

30. According to Payment Card Industry Data Security Standard (PCI DSS) compliance requirements, an organization must retain logs for what length of time?

3 months

6 months

1 year

5 years

Newest CFR-410 Study Guide For CyberSec First Responder (CFR) Exam Preparation

Newest CFR-410 Study Guide For CyberSec First Responder (CFR) Exam Preparation

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