CAS-004 CompTIA SecurityX Certification Exam Free Practice Exam Questions (2025 Updated)
Prepare effectively for your CompTIA CAS-004 CompTIA SecurityX Certification Exam certification with our extensive collection of free, high-quality practice questions. Each question is designed to mirror the actual exam format and objectives, complete with comprehensive answers and detailed explanations. Our materials are regularly updated for 2025, ensuring you have the most current resources to build confidence and succeed on your first attempt.
A company's Chief Information Officer wants to Implement IDS software onto the current system's architecture to provide an additional layer of security. The software must be able to monitor system activity, provide Information on attempted attacks, and provide analysis of malicious activities to determine the processes or users Involved. Which of the following would provide this information?
A small company needs to reduce its operating costs. vendors have proposed solutions, which all focus on management of the company’s website and services. The Chief information Security Officer (CISO) insist all available resources in the proposal must be dedicated, but managing a private cloud is not an option. Which of the following is the BEST solution for this company?
A company’s product site recently had failed API calls, resulting in customers being unable to check out and purchase products. This type of failure could lead to the loss of customers and damage to the company’s reputation in the market.
Which of the following should the company implement to address the risk of system unavailability?
A software company wants to build a platform by integrating with another company's established product. Which of the following provisions would be MOST important to include when drafting an agreement between the two companies?
A bank is working with a security architect to find the BEST solution to detect database management system compromises. The solution should meet the following requirements:
♦ Work at the application layer
♦ Send alerts on attacks from both privileged and malicious users
♦ Have a very low false positive
Which of the following should the architect recommend?
An application developer is including third-party background security fixes in an application. The fixes seem to resolve a currently identified security issue. However, when the application isreleased to thepublic, report come In that a previously vulnerability has returned. Which of the following should the developer integrate into the process to BEST prevent this type of behavior?
You are a security analyst tasked with interpreting an Nmap scan output from company’s privileged network.
The company’s hardening guidelines indicate the following:
There should be one primary server or service per device.
Only default ports should be used.
Non-secure protocols should be disabled.
INSTRUCTIONS
Using the Nmap output, identify the devices on the network and their roles, and any open ports that should be closed.
For each device found by Nmap, add a device entry to the Devices Discovered list, with the following information:
The IP address of the device
The primary server or service of the device (Note that each IP should by associated with one service/port only)
The protocol(s) that should be disabled based on the hardening guidelines (Note that multiple ports may need to be closed to comply with the hardening guidelines)
If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.
An organization is developing a disaster recovery plan that requires data to be backed up and available at a moment’s notice.
Which of the following should the organization consider FIRST to address this requirement?
A security auditor needs to review the manner in which an entertainment device operates. The auditor is analyzing the output of a port scanning tool to determine the next steps in the security review. Given the following log output.
The best option for the auditor to use NEXT is:
A software development company is building a new mobile application for its social media platform. The company wants to gain its users' trust by re reducing the risk of on-path attacks between the mobile client and its servers and
by implementing stronger digital trust. To support users’ trust, the company has released the following internal guidelines:
* Mobile clients should verify the identity of all social media servers locally.
* Social media servers should improve TLS performance of their certificate status.
+ Social media servers should inform the client to only use HTTPS.
Given the above requirements, which of the following should the company implement? (Select TWO).
A company suspects a web server may have been infiltrated by a rival corporation. The security engineer reviews the web server logs and finds the following:
The security engineer looks at the code with a developer, and they determine the log entry is created when the following line is run:
Which of the following is an appropriate security control the company should implement?
An organization’s assessment of a third-party, non-critical vendor reveals that the vendor does not have cybersecurity insurance and IT staff turnover is high. The organization uses the vendor to move customer office equipment from one service location to another. The vendor acquires customer data and access to the business via an API.
Given this information, which of the following is a noted risk?
A company Invested a total of $10 million lor a new storage solution Installed across live on-site datacenters. Fitly percent of the cost of this Investment was for solid-state storage. Due to thehigh rate of wear on this storage, the company Is estimating that 5% will need to be replaced per year. Which of the following is the ALE due to storage replacement?
A security analyst observes the following while looking through network traffic in a company's cloud log:
Which of the following steps should the security analyst take FIRST?
An attack team performed a penetration test on a new smart card system. The team demonstrated that by subjecting the smart card to high temperatures, the secret key could be revealed.
Which of the following side-channel attacks did the team use?
A networking team asked a security administrator to enable Flash on its web browser. The networking team explained that an important legacy embedded system gathers SNMP information from various devices. The system can only be managed through a web browser running Flash. The embedded system will be replaced within the year but is still critical at the moment.
Which of the following should the security administrator do to mitigate the risk?
A security analyst is trying to identify the source of a recent data loss incident. The analyst has reviewed all the for the time surrounding the identified all the assets on the network at the timeof the data loss. The analyst suspects the key to finding the source was obfuscated in an application. Which of the following tools should the analyst use NEXT?
An attacker infiltrated the code base of a hardware manufacturer and inserted malware before the code was compiled. The malicious code is now running at the hardware level across a number of industries and sectors. Which of the following categories BEST describes this type of vendor risk?
Which of the following controls primarily detects abuse of privilege but does not prevent it?
A security architect is reviewing the following proposed corporate firewall architecture and configuration:
Both firewalls are stateful and provide Layer 7 filtering and routing. The company has the following requirements:
Web servers must receive all updates via HTTP/S from the corporate network.
Web servers should not initiate communication with the Internet.
Web servers should only connect to preapproved corporate database servers.
Employees’ computing devices should only connect to web services over ports 80 and 443.
Which of the following should the architect recommend to ensure all requirements are met in the MOST secure manner? (Choose two.)
A company is looking for a solution to hide data stored in databases. The solution must meet the following requirements:
Be efficient at protecting the production environment
Not require any change to the application
Act at the presentation layer
Which of the following techniques should be used?
A company is outsourcing to an MSSP that performs managed detection and response services. The MSSP requires a server to be placed inside the network as a log aggregate and allows remote access toMSSP analyst. Critical devices send logs to the log aggregator, where data is stored for 12 months locally before being archived to a multitenant cloud. The data is then sent from the log aggregate to a public IP address in the MSSP datacenter for analysis.
A security engineer is concerned about the security of the solution and notes the following.
* The critical devise send cleartext logs to the aggregator.
* The log aggregator utilize full disk encryption.
* The log aggregator sends to the analysis server via port 80.
* MSSP analysis utilize an SSL VPN with MFA to access the log aggregator remotely.
* The data is compressed and encrypted prior to being achieved in the cloud.
Which of the following should be the engineer’s GREATEST concern?
A cybersecurity analyst receives a ticket that indicates a potential incident is occurring. There has been a large in log files generated by a generated by a website containing a ‘’Contact US’’ form. The analyst must determine if the increase in website traffic is due to a recent marketing campaign of if this is a potential incident. Which of the following would BEST assist the analyst?
An HVAC contractor requested network connectivity permission to remotely support/troubleshoot equipment issues at a company location. Currently, the company does not have a process that allows vendors remote access to the corporate network Which of the following solutions represents the BEST course of action to allow the contractor access?
Which of the following BEST sets expectation between the security team and business units within an organization?
A healthcare system recently suffered from a ransomware incident As a result the board of directors decided to hire a security consultant to improve existing network security. The security consultant found that the healthcare network was completely flat, had no privileged access limits and had openRDP access to servers with personal health information. As the consultant builds the remediation plan, which of the following solutions would BEST solve these challenges? (Select THREE).
A developer implement the following code snippet.
Which of the following vulnerabilities does the code snippet resolve?
A security engineer needs 10 implement a CASB to secure employee user web traffic. A Key requirement is mat relevant event data must be collected from existing on-premises infrastructure components and consumed by me CASB to expand traffic visibility. The solution must be nighty resilient to network outages. Which of the following architectural components would BEST meet these requirements?
Based on PCI DSS v3.4, One Particular database field can store data, but the data must be unreadable. which of the following data objects meets this requirement?
Ann, a CIRT member, is conducting incident response activities on a network that consists of several hundred virtual servers and thousands of endpoints and users. The network generates more than 10,000 log messages per second. The enterprise belong to a large, web-based cryptocurrency startup, Ann hasdistilled the relevant information into an easily digestible report for executive management . However, she still needs to collect evidence of the intrusion that caused the incident. Which of the following should Ann use to gather the required information?