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NEW QUESTION # 128
Which of the following threat intelligence techniques involves monitoring network traffic and analyzing abnormal patterns or behaviors?
- A. Indicators of Compromise (IoCs)
- B. Reputation-based Detection
- C. Signature-based Detection
- D. Anomaly-based Detection
Answer: D
Explanation:
Anomaly-based detection involves monitoring network traffic and comparing it against baseline or normal behavior. It looks for any abnormal patterns or behaviors that could indicate potential threats.
NEW QUESTION # 129
Why is it important to maintain the chain of custody when handling digital evidence?
- A. To prevent unauthorized access or tampering.
- B. To ensure the evidence is stored securely.
- C. To recover lost or deleted data from the evidence.
- D. To accelerate the analysis of the evidence.
Answer: A
Explanation:
Maintaining the chain of custody is crucial to ensure the integrity and admissibility of digital evidence in a legal case. It helps establish that the evidence has not been tampered with or accessed by unauthorized individuals, which ensures its reliability and credibility. By maintaining a strict chain of custody, any potential challenges to the evidence's validity can be effectively addressed by demonstrating that it has been handled in a controlled and secure manner.
NEW QUESTION # 130
What is the purpose of multi-factor authentication?
- A. To restrict access to certain users by requiring additional authorization
- B. To simplify the login process by only requiring one form of identification
- C. To provide multiple layers of security by requiring users to provide more than one form of identification
- D. To prevent unauthorized access by encrypting user credentials
Answer: C
Explanation:
Option 1: Correct. Multi-factor authentication adds an extra layer of security by requiring users to provide more than one form of identification, such as a password and a fingerprint or a security token.
Option 2: Incorrect. Multi-factor authentication does not simplify the login process, but rather adds an additional step to verify the user's identity.
Option 3: Incorrect. While multi-factor authentication can help restrict access to certain users, its main purpose is to provide an extra layer of security rather than additional authorization.
Option 4: Incorrect. While encryption is an important security measure, multi-factor authentication is specifically designed to provide multiple layers of security by requiring multiple forms of identification.
NEW QUESTION # 131
Which of the following updates improve the functionality and security of installed software?
- A. Windows Update
- B. Firmware updates
- C. Application updates
- D. Device drivers
Answer: C
Explanation:
Application updates refer to updates released by software vendors to improve the functionality, fix bugs, and address security vulnerabilities in their applications. Regularly updating applications is crucial to ensure that the latest security patches and enhancements are applied, reducing the risk of exploitation by attackers.
NEW QUESTION # 132
What is a vulnerability in the context of cybersecurity?
- A. A weakness in a system that can be exploited by threats
- B. A software bug that causes system crashes
- C. A security measure that prevents unauthorized access
- D. An advanced encryption algorithm
Answer: A
Explanation:
A vulnerability refers to a weakness in a system that can be exploited by threats or attackers. It could be a flaw in software, a misconfiguration, or a gap in security controls that can be taken advantage of to gain unauthorized access, disrupt services, or compromise data. Identifying and addressing vulnerabilities is crucial to maintaining a secure cybersecurity posture.
NEW QUESTION # 133
When ranking risks, which of the following factors should be considered?
- A. The cost associated with mitigating a risk.
- B. All of the above.
- C. The potential impact or consequences of a risk.
- D. The likelihood of a risk occurring.
Answer: B
Explanation:
When ranking risks, it is important to consider multiple factors including the likelihood of a risk occurring, the potential impact or consequences of the risk, and the cost associated with mitigating the risk. Considering all these factors together helps prioritize the risks and allocate appropriate resources for risk management.
NEW QUESTION # 134
Which network security technology passively monitors network traffic and compares the captured packet stream with known malicious signatures?
- A. Proxy Server
- B. Honeypot
- C. IPS
- D. IDS
Answer: D
Explanation:
The CCST Cybersecurity course states that an Intrusion Detection System (IDS) passively monitors network or system traffic and analyzes it against a database of known threat signatures or behavioral patterns.
"IDS devices inspect network traffic, compare it to known malicious signatures or anomalies, and generate alerts for suspicious activity without actively blocking traffic." (CCST Cybersecurity, Basic Network Security Concepts, IDS and IPS section, Cisco Networking Academy) A is correct: IDS is passive and signature-based.
B (IPS) is active and can block traffic.
C (Proxy Server) handles requests between clients and servers.
D (Honeypot) is a decoy system to attract attackers.
NEW QUESTION # 135
Which of the following is a secure method for sharing sensitive documentation with external parties?
- A. Uploading the documents to a public file-sharing service
- B. Printing the documents and sending them through traditional mail
- C. Using an encrypted communication channel
- D. Sending the documents via email attachments
Answer: C
Explanation:
Sending sensitive documentation via email or public file-sharing services presents security risks. It is recommended to use an encrypted communication channel, such as secure file transfer protocol (SFTP) or a secure cloud-based collaboration platform, to protect the confidentiality and integrity of the information being shared.
NEW QUESTION # 136
Which of the following is an example of a private IP address?
- A. 198.51.100.0
- B. 172.16.0.0
- C. 203.0.113.0
- D. 169.254.0.1
Answer: B
Explanation:
Among the given options, 172.16.0.0 is an example of a private IP address. It falls within the range of private IP addresses defined by RFC 1918, specifically the Class B private address range 172.16.0.0 - 172.31.255.255, which is commonly used for internal networks.
NEW QUESTION # 137
Which of the following is a key element of management in cybersecurity?
- A. Incident response planning
- B. Network vulnerability scanning
- C. Firewall configuration
- D. Intrusion detection system deployment
Answer: A
Explanation:
Incident response planning is a critical component of management in cybersecurity. It involves developing a detailed plan to identify, respond to, and recover from security incidents. This ensures that any security breaches or attacks are handled effectively, minimizing the impact on the organization's systems and data.
NEW QUESTION # 138
Which of the following describes the purpose of a firewall in network infrastructure?
- A. To regulate the flow of data between different network segments
- B. To provide high-speed connectivity between different networks
- C. To monitor network traffic for potential security threats
- D. To identify and prevent unauthorized access to the network
Answer: A
Explanation:
A firewall is a network security device that is designed to monitor and control the incoming and outgoing network traffic. It acts as a barrier between different network segments, regulating the flow of data according to predefined security policies. Firewalls help to prevent unauthorized access to the network by allowing only authorized traffic and blocking any potentially harmful traffic.
NEW QUESTION # 139
Which of the following is a security best practice for securing data in the cloud?
- A. Allowing unrestricted access to data
- B. Using weak passwords
- C. Storing sensitive data in clear text
- D. Implementing multi-factor authentication
Answer: D
Explanation:
Option 1: Incorrect. Storing sensitive data in clear text is not a security best practice. It leaves the data vulnerable to unauthorized access and breaches.
Option 2: Correct. Implementing multi-factor authentication is a security best practice for securing data in the cloud. This adds an extra layer of protection by requiring users to provide additional verification beyond just a password.
Option 3: Incorrect. Allowing unrestricted access to data is not a security best practice. Access to data should be properly controlled and limited to authorized individuals or groups.
Option 4: Incorrect. Using weak passwords is not a security best practice. Strong and complex passwords should be used to prevent unauthorized access to data.
NEW QUESTION # 140
Which of the following is an important aspect of ensuring that endpoint systems meet security policies and standards?
- A. Implementing software firewalls
- B. Conducting periodic software audits
- C. Enforcing strong password policies
- D. Regularly updating firmware
Answer: C
Explanation:
Enforcing strong password policies is an important aspect of ensuring that endpoint systems meet security policies and standards. Strong passwords help prevent unauthorized access to the system and protect sensitive information. While firmware updates, software firewalls, and software audits are also important for overall cybersecurity, enforcing strong password policies directly relates to the security of endpoints and their compliance with policies and standards.
NEW QUESTION # 141
Which of the following is a limitation of vulnerability databases?
- A. They cover all known vulnerabilities in every software and hardware.
- B. They require minimal human effort for maintaining and updating.
- C. They provide real-time information on emerging threats.
- D. They may not include vulnerabilities discovered by malicious actors.
Answer: D
Explanation:
Vulnerability databases are an essential resource for cybersecurity professionals to stay informed about known vulnerabilities. However, these databases primarily rely on information shared by vendors, security researchers, and ethical hackers. Malicious actors, who may discover vulnerabilities independently, may not disclose them in such databases. Therefore, it is crucial to adopt a well-rounded approach to vulnerability management and consider potential undisclosed vulnerabilities.
NEW QUESTION # 142
Which step should be performed immediately after identifying a critical vulnerability affecting internet-facing systems?
- A. Change the default administrator passwords.
- B. Apply the vendor patch or mitigation.
- C. Document the vulnerability in the annual security report.
- D. Schedule a quarterly penetration test.
Answer: B
Explanation:
The CCST Cybersecurity Study Guide states that after confirming a vulnerability is relevant and critical, the next step is to apply available patches or mitigations as soon as possible to reduce the attack surface.
"When a critical vulnerability is identified, remediation steps such as applying patches or configuration changes should be implemented immediately to prevent exploitation." (CCST Cybersecurity, Vulnerability Assessment and Risk Management, Vulnerability Remediation section, Cisco Networking Academy)
NEW QUESTION # 143
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