CompTIA CS0-003 CompTIA Cybersecurity Analyst (CySA+) Exam Online Training
CompTIA CS0-003 Online Training
The questions for CS0-003 were last updated at Jan 28,2025.
- Exam Code: CS0-003
- Exam Name: CompTIA Cybersecurity Analyst (CySA+) Exam
- Certification Provider: CompTIA
- Latest update: Jan 28,2025
Which of the following is the best action to take after the conclusion of a security incident to improve incident response in the future?
- A . Develop a call tree to inform impacted users
- B . Schedule a review with all teams to discuss what occurred
- C . Create an executive summary to update company leadership
- D . Review regulatory compliance with public relations for official notification
A security analyst received a malicious binary file to analyze.
Which of the following is the best technique to perform the analysis?
- A . Code analysis
- B . Static analysis
- C . Reverse engineering
- D . Fuzzing
An incident response team found IoCs in a critical server. The team needs to isolate and collect technical evidence for further investigation.
Which of the following pieces of data should be collected first in order to preserve sensitive information before isolating the server?
- A . Hard disk
- B . Primary boot partition
- C . Malicious tiles
- D . Routing table
- E . Static IP address
Which of the following security operations tasks are ideal for automation?
- A . Suspicious file analysis:
– Look for suspicious-looking graphics in a folder.
– Create subfolders in the original folder based on category of graphics found.
– Move the suspicious graphics to the appropriate subfolder - B . 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 - C . 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 - D . 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
An organization has experienced a breach of customer transactions.
Under the terms of PCI DSS, which of the following groups should the organization report the breach to?
- A . PCI Security Standards Council
- B . Local law enforcement
- C . Federal law enforcement
- D . Card issuer
Which of the following is the best metric for an organization to focus on given recent investments in SIEM, SOAR, and a ticketing system?
- A . Mean time to detect
- B . Number of exploits by tactic
- C . Alert volume
- D . Quantity of intrusion attempts
A company is implementing a vulnerability management program and moving from an on-premises environment to a hybrid IaaS cloud environment.
Which of the following implications should be considered on the new hybrid environment?
- A . The current scanners should be migrated to the cloud
- B . Cloud-specific misconfigurations may not be detected by the current scanners
- C . Existing vulnerability scanners cannot scan laaS systems
- D . Vulnerability scans on cloud environments should be performed from the cloud
A security alert was triggered when an end user tried to access a website that is not allowed per organizational policy. Since the action is considered a terminable offense, the SOC analyst collects the authentication logs, web logs, and temporary files, reflecting the web searches from the user’s workstation, to build the case for the investigation.
Which of the following is the best way to ensure that the investigation complies with HR or privacy policies?
- A . Create a timeline of events detailinq the date stamps, user account hostname and IP information associated with the activities
- B . Ensure that the case details do not reflect any user-identifiable information Password protect the evidence and restrict access to personnel related to the investigation
- C . Create a code name for the investigation in the ticketing system so that all personnel with access will not be able to easily identity the case as an HR-related investigation
- D . Notify the SOC manager for awareness after confirmation that the activity was intentional
Which of the following is the first step that should be performed when establishing a disaster recovery plan?
- A . Agree on the goals and objectives of the plan
- B . Determine the site to be used during a disaster
C Demonstrate adherence to a standard disaster recovery process - C . Identity applications to be run during a disaster
A technician identifies a vulnerability on a server and applies a software patch.
Which of the following should be the next step in the remediation process?
- A . Testing
- B . Implementation
- C . Validation
- D . Rollback
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