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What is the benefits of the CompTIA CAS-004 Exam
A lot of companies use computers for their business purposes. In order to increase efficiency, they need to hire the best professionals. This is where the CompTIA CAS-004 exam comes into the picture. CAS-004 is a certification exam conducted by CompTIA that helps people who are interested in the field of computer security. This certification is one of the most popular certifications in the IT industry. The CompTIA CAS-004 exam dumps covers a wide range of topics that help candidates understand different concepts related to network security and data protection. Candidates preparing for the CompTIA CAS-004 certification exam will be familiar with the terms such as antivirus, firewall, network design, and more. They will also learn about the different threats and risks that exist on the internet cryptographic This exam is a must for anyone who wants to work in this field log appliances.
CompTIA CASP+ certification exam is an advanced-level certification designed for cybersecurity professionals who have extensive experience in the field. CompTIA Advanced Security Practitioner (CASP+) Exam certification is designed to validate the candidate's knowledge and skills in advanced-level cybersecurity concepts and practices and to demonstrate to employers that they have the expertise required to design, implement, and manage cybersecurity solutions at the enterprise level. CompTIA Advanced Security Practitioner (CASP+) Exam certification covers a range of topics that are relevant to the day-to-day work of cybersecurity professionals and is designed to be practical and relevant to real-world scenarios.
NEW QUESTION # 358
PKI can be used to support security requirements in the change management process. Which of the following capabilities does PKI provide for messages?
- A. Delivery receipts
- B. Confidentiality
- C. Attestation
- D. Non-repudiation
Answer: D
Explanation:
Non-repudiation ensures that a sender cannot deny having sent a message, achieved through digital signatures provided by PKI.
NEW QUESTION # 359
A recent audit discovered that multiple employees had been using their badges to walk through the secured data center to get to the employee break room. Most of the employees were given access during a previous project, but the access was not removed in a timely manner when the project was complete. Which of the following would reduce the likelihood of this scenario occurring again?
- A. Create an automated quarterly attestation process that requires management approval for data center access and removes unapproved access.
- B. Remove all access to the data center badge readers and only re-add employees with a valid business purpose for entering the floor.
- C. Require all employees to sign an AUP that prohibits accessing the data center without an active service ticket number.
- D. Implement time-of-day restrictions on the data center badge readers and create automated alerts for unapproved swipe attempts.
Answer: A
Explanation:
Implementing an automated quarterly attestation process ensures that access is reviewed and approved regularly.
NEW QUESTION # 360
Based on a recent security audit, a company discovered the perimeter strategy is inadequate for its recent growth. To address this issue, the company is looking for a solution that includes the following requirements:
- Collapse of multiple network security technologies into a single
footprint
- Support for multiple VPNs with different security contexts
- Support for application layer security (Layer 7 of the OSI Model)
Which of the following technologies would be the most appropriate solution given these requirements?
- A. NAT gateway
- B. NIDS
- C. Reverse proxy
- D. NGFW
Answer: D
Explanation:
A Next-Generation Firewall (NGFW) is the best solution to meet the company's needs. NGFWs combine multiple security functions, such as VPN support, intrusion prevention, application-layer (Layer 7) inspection, and more, into a single device, simplifying network security management while improving security coverage. NGFWs can support multiple VPNs with different security contexts, which is critical for the company's requirement.
NEW QUESTION # 361
A Chief Information Security Officer (CISO) needs to create a policy set that meets international standards for data privacy and sharing. Which of the following should the CISO read and understand before writing the policies?
- A. GDPR
- B. NIST
- C. PCI DSS
- D. ISO 31000
Answer: A
NEW QUESTION # 362
A company is experiencing a large number of attempted network-based attacks against its online store. To determine the best course of action, a security analyst reviews the following logs.
Which of the following should the company do next to mitigate the risk of a compromise from these attacks?
- A. Validate content types.
- B. Perform parameterized queries.
- C. Implement input sanitization.
- D. Restrict HTTP methods.
Answer: D
Explanation:
Restricting HTTP methods can mitigate the risk of network-based attacks against an online store by limiting the types of HTTP requests that the server will accept, thus reducing the attack surface. This is a common method to prevent web-based attacks such as Cross-Site Scripting (XSS) and SQL Injection.
NEW QUESTION # 363
Application owners are reporting performance issues with traffic using port 1433 from the cloud environment. A security administrator has various pcap files to analyze the data between the related source and destination servers. Which of the following tools should be used to help troubleshoot the issue?
- A. Exploit framework
- B. Wireless vulnerability scan
- C. Protocol analyzer
- D. Fuzz testing
- E. Password cracker
Answer: C
Explanation:
A protocol analyzer, such as Wireshark, is a tool used to capture and analyze network traffic. It allows security administrators to inspect individual packets, understand the traffic flow, and identify any unusual patterns or issues that may be impacting performance, such as high latency or unusual volume of traffic on a specific port.
NEW QUESTION # 364
A security analyst received the following finding from a cloud security assessment tool:
Virtual Machine Data Disk is encrypted with the default encryption key.
Because the organization hosts highly sensitive data files, regulations dictate it must be encrypted so it is unreadable to the CSP. Which of the following should be implemented to remediate the finding and meet the regulatory requirement? (Select two).
- A. Row-level encryption with a key escrow
- B. Disk encryption with customer-provided keys
- C. Disk-level encryption with a cross-signed certificate
- D. Disk encryption with keys from a third party
- E. File-level encryption with cloud vendor-provided keys
- F. File-level encryption with customer-provided keys
Answer: B,D
NEW QUESTION # 365
A security analyst for a managed service provider wants to implement the most up-to-date and effective security methodologies to provide clients with the best offerings. Which of the following resources would the analyst MOST likely adopt?
- A. OSINT
- B. ISO
- C. OWASP
- D. MITRE ATT&CK
Answer: D
Explanation:
MITRE ATT&CK is a threat management framework that provides a comprehensive and detailed knowledge base of adversary tactics and techniques based on real-world observations. It can help security analysts to identify, understand, and prioritize potential threats, as well as to develop effective detection and response strategies. MITRE ATT&CK covers the entire lifecycle of a cyberattack, from initial access to impact, and provides information on how to mitigate, detect, and hunt for each technique. It also includes threat actor profiles, software descriptions, and data sources that can be used for threat intelligence and analysis. MITRE ATT&CK is the most likely resource that a security analyst would adopt to implement the most up-to-date and effective security methodologies for their clients. Verified Reference:
https://attack.mitre.org/
https://resources.infosecinstitute.com/topic/top-threat-modeling-frameworks-stride-owasp-top-10-mitre-attck-framework/
NEW QUESTION # 366
A SOC analyst is reviewing malicious activity on an external, exposed web server. During the investigation, the analyst determines specific traffic is not being logged, and there is no visibility from the WAF for the web application.
Which of the following is the MOST likely cause?
- A. HTTP traffic is not forwarding to HTTPS to decrypt.
- B. The user agent client is not compatible with the WAF.
- C. A certificate on the WAF is expired.
- D. Old, vulnerable cipher suites are still being used.
Answer: A
Explanation:
Explanation
This could be the cause of the lack of visibility from the WAF (Web Application Firewall) for the web application, as the WAF may not be able to inspect or block unencrypted HTTP traffic. To solve this issue, the web server should redirect all HTTP requests to HTTPS and use SSL/TLS certificates to encrypt the traffic.
NEW QUESTION # 367
After investigating virus outbreaks that have cost the company $1,000 per incident, the company's Chief Information Security Officer (CISO) has been researching new antivirus software solutions to use and be fully supported for the next two years. The CISO has narrowed down the potential solutions to four candidates that meet all the company's performance and capability requirements:
Using the table above, which of the following would be the BEST business-driven choice among five possible solutions?
- A. Product C
- B. Product D
- C. Product E
- D. Product A
- E. Product B
Answer: B
Explanation:
Product E total for Solution cost and 2 years of Support Cost is $15,000 (and will have NO costs for incidents) Product D total for Solution cost and 2 years of Support Cost is $10,000, plus 2 Annual Incident costs total = $12,000
NEW QUESTION # 368
A security engineer is reviewing metrics for a series of bug bounty reports. The engineer finds systematic cross-site scripting issues and unresolved previous findings. Which of the following is the best solution to address the issue?
- A. Introducing secure coding training focused on common issues
- B. Implementing a third-party API management solution with input filtering
- C. Leveraging middleware to handle integrations in the application
- D. Configuring a software composition analysis tool to look for issues
- E. Ensuring functional checks are performed in the software development pipeline
Answer: A
Explanation:
Introducing secure coding training directly addresses the root cause of recurring cross-site scripting issues by educating developers about secure practices. This aligns with CASP+ objective 1.5, which includes mitigating software vulnerabilities by fostering a secure development lifecycle and promoting best practices among development teams.
________________________________________
NEW QUESTION # 369
A business is growing and starting to branch out into other locations. In anticipation of opening an office in a different country, the Chief Information Security Officer (CISO) and legal team agree they need to meet the following criteria regarding data to open the new office:
Store taxation-related documents for five years
Store customer addresses in an encrypted format
Destroy customer information after one year
Keep data only in the customer's home country
Which of the following should the CISO implement to BEST meet these requirements? (Choose three.)
- A. Data sovereignty policy
- B. Backup policy
- C. Capacity planning policy
- D. Encryption standard
- E. Acceptable use policy
- F. Data classification standard
- G. Legal compliance policy
- H. Data retention policy
Answer: A,D,H
NEW QUESTION # 370
A security team received a regulatory notice asking for information regarding collusion and pricing from staff members who are no longer with the organization. The legal department provided the security team with a list of search terms to investigate.
This is an example of:
- A. legal hold.
- B. due intelligence
- C. due care.
- D. e-discovery.
Answer: B
Explanation:
Reference: https://www.ansarada.com/due-diligence/hr
NEW QUESTION # 371
Device event logs sources from MDM software as follows:
Which of the following security concerns and response actions would BEST address the risks posed by the device in the logs?
- A. Resource leak; recover the device for analysis and clean up the local storage.
- B. Falsified status reporting; remotely wipe the device.
- C. Impossible travel; disable the device's account and access while investigating.
- D. Malicious installation of an application; change the MDM configuration to remove application ID 1220.
Answer: C
Explanation:
The device event logs show that the device was in two different locations (New York and London) within a short time span (one hour), which indicates impossible travel. This could be a sign of a compromised device or account. The best response action is to disable the device's account and access while investigating the incident. Malicious installation of an application is not evident from the logs, nor is resource leak or falsified status reporting. Verified References: https://www.comptia.org/blog/what-is-impossible-travel https://partners.
comptia.org/docs/default-source/resources/casp-content-guide
NEW QUESTION # 372
An organization's finance system was recently attacked. A forensic analyst is reviewing the contents of the compromised files for credit card data. Which of the following commands should the analyst run tobestdetermine whether financial data was lost?
- A. grep '^4[0-9]{12}(?:[0-9]{3})?$' file
- B. grep -v '^4[0-9]{12}(?:[0-9]{3})?$' file
- C. grep -v '^6(?:011|5[0-9]{2})[0-9]{12}?' file
- D. grep '^6(?:011|5[0-9]{2})[0-9]{12}?' file
Answer: A
Explanation:
Comprehensive and Detailed in-Depth Explanation:
Context:
The forensic analyst needs to identifycredit card datain compromised files.
The most common credit card formats include:
Visa:Starts with4, followed by12 to 16 digits.
MasterCard:Starts with51 to 55, followed by16 digits.
Discover:Starts with6011, followed by16 digits.
American Express (AMEX):Starts with34 or 37, followed by15 digits.
In this case, the question focuses on detectingVisa credit card numbers.
Breakdown of the Correct Command (Answer B):
Command:
grep '^4[0-9]{12}(?:[0-9]{3})?$' file
^4: Matches strings thatstart with the number 4(indicating a Visa card).
[0-9]{12}: Matchesexactly 12 digitsafter the starting 4.
(?:[0-9]{3})?: Matchesan optional group of 3 additional digits(making it15 or 16 digitstotal).
$: Matches theend of the line.
grep:Searches for patterns in the specifiedfile.
The command specifically looks forVisa card numberswith the format:
13 digits:4XXXXXXXXXXXX
16 digits:4XXXXXXXXXXXXXXX
Why the Other Options Are Incorrect:
A: grep -v '^4[0-9]{12}(?:[0-9]{3})?$' file'
The -v option in grepinverts the match, meaning it would display all linesnot matchingthe pattern.
This isnot usefulfor finding credit card numbers, as it would list irrelevant data.
C: grep '^6(?:011|5[0-9]{2})[0-9]{12}?' file'
This pattern matchesDiscover card numbersstarting with6011orMasterCard numbersstarting with5, both of which are not the target as the question clearly indicates a Visa card pattern.
D: grep -v '^6(?:011|5[0-9]{2})[0-9]{12}?' file'
This also uses the-vflag to invert the search, excludingDiscover and MasterCard numbersrather thanVisa.
Again, not relevant to finding the specific pattern of interest.
Real-World Use Case:
When conductingforensic analysisafter a data breach, it's crucial to search forpatterns that match sensitive informationsuch as credit card numbers. Using preciseregular expressions (regex)ensures that the analyst accurately detects potential data leakage.
Extract from CompTIA SecurityX CAS-005 Study Guide:
According to theCompTIA SecurityX CAS-005 Official Study Guide, forensic analysts should usepattern matching tools like grepto identify leaked sensitive data efficiently. The guide emphasizes usingappropriate regex patternsto detectcredit card numbers, specifically mentioning the importance of correctly identifying the number format to avoid false positives.
NEW QUESTION # 373
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?
- A. Access 10.0.5.52 via EDR and identify processes that have network connections.
- B. Isolate 10.0.50.6 via security groups.
- C. Quarantine 10.0.5.52 and run a malware scan against the host.
- D. Investigate web logs on 10.0.50.6 to determine if this is normal traffic.
Answer: C
NEW QUESTION # 374
A security analyst needs to recommend a remediation to the following threat:
Which of the following actions should the security analyst propose to prevent this successful exploitation?
- A. Enable TLS 1.2.
- B. Install a host-based firewall.
- C. Patch the system.
- D. Update the antivirus.
Answer: C
Explanation:
This is Directory Traversal and Command Injection attack.
You want to reconfigure your web server, AKA patch the system.
NEW QUESTION # 375
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?
- A. Parameterize a query in the path variable to prevent SQL injection.
- B. Separate the items in the system call to prevent command injection.
- C. Use server-side processing to avoid XSS vulnerabilities in path input.
- D. Restrict directory permission to read-only access.
Answer: B
Explanation:
The company using the wrong port is the most likely root cause of why secure LDAP is not working. Secure LDAP is a protocol that provides secure communication between clients and servers using LDAP (Lightweight Directory Access Protocol), which is a protocol that allows querying and modifying directory services over TCP/IP. Secure LDAP uses SSL (Secure Sockets Layer) or TLS (Transport Layer Security) to encrypt LDAP traffic and prevent unauthorized disclosure or interception.
NEW QUESTION # 376
A security analyst is reviewing network connectivity on a Linux workstation and examining the active TCP connections using the command line.
Which of the following commands would be the BEST to run to view only active Internet connections?
- A. sudo netstat -pnut | grep -P ^tcp
- B. sudo netstat -antu | grep "LISTEN" | awk `{print$5}'
- C. sudo netstat -pnut -w | column -t -s $'\w'
- D. sudo netstat -plntu | grep -v "Foreign Address"
- E. sudo netstat -nlt -p | grep "ESTABLISHED"
Answer: A
Explanation:
It shows all connections and filtering by TCP which is the goal.
NEW QUESTION # 377
The principal security analyst for a global manufacturer is investigating a security incident related to abnormal behavior in the ICS network. A controller was restarted as part of the troubleshooting process, and the following issue was identified when the controller was restarted:
During the investigation, this modified firmware version was identified on several other controllers at the site.
The official vendor firmware versions do not have this checksum. Which of the following stages of the MITRE ATT&CK framework for ICS includes this technique?
- A. Collection
- B. Persistence
- C. Lateral movement
- D. Evasion
Answer: B
Explanation:
The MITRE ATT&CK framework for ICS (Industrial Control Systems) details various tactics and techniques that may be used by adversaries. In the scenario described, the presence of unexpected firmware versions with a checksum that does not match the official vendor firmware indicates that the firmware has been modified. In the MITRE ATT&CK framework for ICS, this falls under the "Persistence" tactic, as it demonstrates an adversary's ability to maintain their foothold within the environment through unauthorized modification of device firmware.
NEW QUESTION # 378
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