2025 Updated CompTIA CS0-003 Certification Study Guide Pass CS0-003 Fast [Q189-Q212]

Rate this post

2025 Updated CompTIA CS0-003 Certification Study Guide Pass CS0-003 Fast

CS0-003 Dumps PDF 2025 Program Your Preparation EXAM SUCCESS

NO.189 Legacy medical equipment, which contains sensitive data, cannot be patched. Which of the following is the best solution to improve the equipment’s security posture?

Move the legacy systems behind a WAR

Implement an air gap for the legacy systems.

Place the legacy systems in the perimeter network.

Implement a VPN between the legacy systems and the local network.

NO.190 After a security assessment was done by a third-party consulting firm, the cybersecurity program recommended integrating DLP and CASE to reduce analyst alert fatigue. Which of the following is the best possible outcome that this effort hopes to achieve?

SIEM ingestion logs are reduced by 20%.

Phishing alerts drop by 20%.

False positive rates drop to 20%.

The MTTR decreases by 20%.

NO.191 A security analyst is trying to validate the results of a web application scan with Burp Suite. The security analyst performs the following:

Which of the following vulnerabilitles Is the securlty analyst trylng to valldate?

SQL injection

LFI

XSS

CSRF

NO.192 An incident response team receives an alert to start an investigation of an internet outage. The outage is preventing all users in multiple locations from accessing external SaaS resources. The team determines the organization was impacted by a DDoS attack. Which of the following logs should the team review first?

CDN

Vulnerability scanner

DNS

Web server

NO.193 A security analyst reviews the following extract of a vulnerability scan that was performed against the web server:
Which of the following recommendations should the security analyst provide to harden the web server?

Remove the version information on http-server-header.

Disable tcp_wrappers.

Delete the /wp-login.php folder.

Close port 22.

NO.194 A security analyst receives an alert with the following packet capture attached:

Which of the following has occurred?

sslscanreconnaissance

A password stuffing attack

An Nmap scan

An ncreverse shell

NO.195 A security analyst has prepared a vulnerability scan that contains all of the company’s functional subnets. During the initial scan, users reported that network printers began to print pages that contained unreadable text and icons.
Which of the following should the analyst do to ensure this behavior does not oocur during subsequent vulnerability scans?

Perform non-credentialed scans.

Ignore embedded web server ports.

Create a tailored scan for the printer subnet.

Increase the threshold length of the scan timeout.

NO.196 An organization has tracked several incidents that are listed in the following table:
Which of the following is the organization’s MTTD?

140

150

160

180

NO.197 A Chief Information Security Officer wants to map all the attack vectors that the company faces each day. Which of the following recommendations should the company align their security controls around?

OSSTMM

Diamond Model Of Intrusion Analysis

OWASP

MITRE ATT&CK

NO.198 Which of the following concepts is using an API to insert bulk access requests from a file into an identity management system an example of?

Command and control

Data enrichment

Automation

Single sign-on

Automation is the best concept to describe the example, as it reflects the use of technology to perform tasks or processes without human intervention. Automation can help to improve efficiency, accuracy, consistency, and scalability of various operations, such as identity and access management (IAM). IAM is a security framework that enables organizations to manage the identities and access rights of users and devices across different systems and applications. IAM can help to ensure that only authorized users and devices can access the appropriate resources at the appropriate time and for the appropriate purpose. IAM can involve various tasks or processes, such as authentication, authorization, provisioning, deprovisioning, auditing, or reporting.
Automation can help to simplify and streamline these tasks or processes by using software tools or scripts that can execute predefined actions or workflows based on certain triggers or conditions. For example, automation can help to create, update, or delete user accounts in bulk based on a file or a database, rather than manually entering or modifying each account individually. The example in the question shows that an API is used to insert bulk access requests from a file into an identity management system. An API (Application Programming Interface) is a set of rules or specifications that defines how different software components or systems can communicate and exchange data with each other. An API can help to enable automation by providing a standardized and consistent way to access and manipulate data or functionality of a software component or system. The example in the question shows that an API is used to automate the process of inserting bulk access requests from a file into an identity management system, rather than manually entering each request one by one. The other options are not correct, as they describe different concepts or techniques.
Command and control is a term that refers to the ability of an attacker to remotely control a compromised system or device, such as using malware or backdoors. Command and control is not related to what is described in the example. Data enrichment is a term that refers to the process of enhancing or augmenting existing data with additional information from external sources, such as adding demographic or behavioral attributes to customer profiles. Data enrichment is not related to what is described in the example. Single sign- on is a term that refers to an authentication method thatallows users to access multiple systems or applications with one set of credentials, such as using a single username and password for different websites or services.
Single sign-on is not related to what is described in the example.

NO.199 Which of the following would a security analyst most likely use to compare TTPs between different known adversaries of an organization?

MITRE ATTACK

Cyber Kill Cham

OWASP

STIXTAXII

NO.200 A systems administrator is reviewing after-hours traffic flows from data-center servers and sees regular outgoing HTTPS connections from one of the servers to a public IP address. The server should not be making outgoing connections after hours. Looking closer, the administrator sees this traffic pattern around the clock during work hours as well. Which of the following is the most likely explanation?

C2 beaconing activity

Data exfiltration

Anomalous activity on unexpected ports

Network host IP address scanning

A rogue network device

NO.201 An analyst is reviewing a vulnerability report for a server environment with the following entries:

Which of the following systems should be prioritized for patching first?

10.101.27.98

54.73.225.17

54.74.110.26

54.74.110.228

NO.202 Due to reports of unauthorized activity that was occurring on the internal network, an analyst is performing a network discovery. The analyst runs an Nmap scan against a corporate network to evaluate which devices were operating in the environment. Given the following output:

Which of the following choices should the analyst look at first?

wh4dc-748gy.lan (192.168.86.152)

lan (192.168.86.22)

imaging.lan (192.168.86.150)

xlaptop.lan (192.168.86.249)

p4wnp1_aloa.lan (192.168.86.56)

NO.203 Which of the following is described as a method of enforcing a security policy between cloud customers and cloud services?

CASB

DMARC

SIEM

PAM

NO.204 A new zero-day vulnerability was released. A security analyst is prioritizing which systems should receive deployment of compensating controls deployment first. The systems have been grouped into the categories shown below:

Which of the following groups should be prioritized for compensating controls?

Group A

Group B

Group C

Group D

NO.205 Which of the following responsibilities does the legal team have during an incident management event?
(Select two).

Coordinate additional or temporary staffing for recovery efforts.

Review and approve new contracts acquired as a result of an event.

Advise the Incident response team on matters related to regulatory reporting.

Ensure all system security devices and procedures are in place.

Conduct computer and network damage assessments for insurance.

Verify that all security personnel have the appropriate clearances.

NO.206 A systems administrator notices unfamiliar directory names on a production server. The administrator reviews the directory listings and files, and then concludes the server has been compromised. Which of the following steps should the administrator take next?

Inform the internal incident response team.

Follow the company’s incident response plan.

Review the lessons learned for the best approach.

Determine when the access started.

NO.207 A company wants to configure the environment to allow passive network monitoring. To avoid disrupting the sensitive network, which of the following must be supported by the scanner’s NIC to assist with the company’s request?

Port bridging

Tunnel all mode

Full-duplex mode

Port mirroring

Promiscuous mode

NO.208 An organization has tracked several incidents that are listed in the following table:
Which of the following is the organization’s MTTD?

140

150

160

180

NO.209 Which of the following security operations tasks are ideal for automation?

Suspicious file analysis:

Firewall IoC block actions:
Examine the firewall logs for IoCs from the most recently published zero-day exploit
Take mitigating actions in the firewall to block the behavior found in the logs
Follow up on any false positives that were caused by the block rules

Security application user errors:
Search the error logs for signs of users having trouble with the security application
Look up the user’s phone number
Call the user to help with any questions about using the application

Email header analysis:
Check the email header for a phishing confidence metric greater than or equal to five
Add the domain of sender to the block list
Move the email to quarantine

NO.210 An incident response team detected malicious software that could have gained access to credit card data. The incident response team was able to mitigate significant damage and implement corrective actions. By having incident response mechanisms in place. Which of the following should be notified for lessons learned?

The human resources department

Customers

Company leadership

The legal team

NO.211 Which of the following concepts is using an API to insert bulk access requests from a file into an identity management system an example of?

Command and control

Data enrichment

Automation

Single sign-on

Automation is the best concept to describe the example, as it reflects the use of technology to perform tasks or processes without human intervention. Automation can help to improve efficiency, accuracy, consistency, and scalability of various operations, such as identity and access management (IAM). IAM is a security framework that enables organizations to manage the identities and access rights of users and devices across different systems and applications. IAM can help to ensure that only authorized users and devices can access the appropriate resources at the appropriate time and for the appropriate purpose. IAM can involve various tasks or processes, such as authentication, authorization, provisioning, deprovisioning, auditing, or reporting.
Automation can help to simplify and streamline these tasks or processes by using software tools or scripts that can execute predefined actions or workflows based on certain triggers or conditions. For example, automation can help to create, update, or delete user accounts in bulk based on a file or a database, rather than manually entering or modifying each account individually. The example in the question shows that an API is used to insert bulk access requests from a file into an identity management system. An API (Application Programming Interface) is a set of rules or specifications that defines how different software components or systems can communicate and exchange data with each other. An API can help to enable automation by providing a standardized and consistent way to access and manipulate data or functionality of a software component or system. The example in the question shows that an API is used to automate the process of inserting bulk access requests from a file into an identity management system, rather than manually entering each request one by one. The other options are not correct, as they describe different concepts or techniques. Command and control is a term that refers to the ability of an attacker to remotely control a compromised system or device, such as using malware or backdoors. Command and control is not related to what is described in the example.
Data enrichment is a term that refers to the process of enhancing or augmenting existing data with additional information from external sources, such as adding demographic or behavioral attributes to customer profiles.
Data enrichment is not related to what is described in the example. Single sign-on is a term that refers to an authentication method that allows users to access multiple systems or applications with one set of credentials, such as using a single username and password for different websites or services. Single sign-on is not related to what is described in the example.

NO.212 A recent vulnerability scan resulted in an abnormally large number of critical and high findings that require patching. The SLA requires that the findings be remediated within a specific amount of time. Which of the following is the best approach to ensure all vulnerabilities are patched in accordance with the SLA?

Integrate an IT service delivery ticketing system to track remediation and closure.

Create a compensating control item until the system can be fully patched.

Accept the risk and decommission current assets as end of life.

Request an exception and manually patch each system.