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CAS-005 — questions

Page 13 of 20 · 393 total questions.

Topic 1 · Question 245

An organization is prioritizing efforts to remediate or mitigate risks identified during the latest assessment. For one of the risks, a full remediation was not possible, but the organization was able to successfully apply mitigations to reduce the likelihood of the impact. Which of the following should the organization perform next?

  • AAssess the residual risk. (correct answer)
  • BUpdate the organization’s threat model.
  • CMove to the next risk in the register.
  • DRecalculate the magnitude of the impact.
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Assess the residual risk.

Topic 1 · Question 246

A third-party organization has implemented a system that allows it to analyze customers’ data and deliver analysis results without being able to see the raw data. Which of the following is the organization implementing?

  • AAsynchronous keys
  • BHomomorphic encryption (correct answer)
  • CData lake
  • DMachine learning
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Homomorphic encryption

Explanation

Encryption protects confidentiality by making data unreadable without the appropriate key.

Topic 1 · Question 247

A cloud security engineer is setting up a cloud-hosted WAF. The engineer needs to implement a solution to protect the multiple websites the organization hosts. The organization websites are: • www.mycompany.org • www.mycompany.com • campus.mycompany.com • wiki.mycompany.org The solution must save costs and be able to protect all websites. Users should be able to notify the cloud security engineer of any on-path attacks. Which of the following is the best solution?

  • APurchase one SAN certificate. (correct answer)
  • BImplement self-signed certificates.
  • CPurchase one certificate for each website.
  • DPurchase one wildcard certificate.
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Purchase one SAN certificate.

Explanation

A certificate binds a public key to an identity through a trusted certificate authority. This option keeps traffic private / properly secured as required.

Topic 1 · Question 248

A security engineer is assessing a legacy server and needs to determine if FTP is running and on which port. The service cannot be turned off, as it would impact a critical application’s ability to function. Which of the following commands would provide the information necessary to create a firewall rule to prevent that service from being exploited?

  • Aservice --status-all | grep ftpd
  • Bchkconfig --list
  • Cnetstat -tulpn (correct answer)
  • Dsystemctl list-unit-file --type service ftpd
  • Eservice ftpd status
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: netstat -tulpn This option keeps traffic private / properly secured as required.

Topic 1 · Question 249 · Select all that apply

A security administrator wants to detect a potential forged sender claim in the envelope of an email. Which of the following should the security administrator implement? (Choose two).

  • AMX record
  • BDMARC (correct answer)
  • CSPF (correct answer)
  • DDNSSEC
  • ES/MIME
  • FTLS
Reveal answer & explanation
Correct answer: B, C

The correct answer is B, C. Option B: DMARC Option C: SPF This option keeps traffic private / properly secured as required.

Topic 1 · Question 250

A company recently migrated its critical web application to a cloud provider’s environment. As part of the company’s risk management program, the company intends to conduct an external penetration test. According to the scope of work and the rules of engagement, the penetration tester will validate the web application’s security and check for opportunities to expose sensitive company information in the newly migrated cloud environment. Which of the following should be the first consideration prior to engaging in the test?

  • APrepare a redundant server to ensure the critical web application’s availability during the test.
  • BObtain agreement between the company and the cloud provider to conduct penetration testing. (correct answer)
  • CEnsure the latest patches and signatures are deployed on the web server.
  • DCreate an NDA between the external penetration tester and the company.
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Obtain agreement between the company and the cloud provider to conduct penetration testing.

Explanation

A penetration test safely exploits weaknesses to demonstrate real impact and validate defenses. This option keeps traffic private / properly secured as required.

Topic 1 · Question 251

A technician is reviewing the logs and notices a large number of files were transferred to remote sites over the course of three months. This activity then stopped. The files were transferred via TLS-protected HTTP sessions from systems that do not send traffic to those sites. The technician will define this threat as:

  • Aa decrypting RSA using an obsolete and weakened encryption attack.
  • Ba zero-day attack.
  • Can advanced persistent threat. (correct answer)
  • Dan on-path attack.
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: an advanced persistent threat.

Topic 1 · Question 252

The management team at a company with a large, aging server environment is conducting a server risk assessment in order to create a replacement strategy. The replacement strategy will be based upon the likelihood a server will fail, regardless of the criticality of the application running on a particular server. Which of the following should be used to prioritize the server replacements?

  • ASLE
  • BMTTR
  • CTCO
  • DMTBF (correct answer)
  • EMSA
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: MTBF

Topic 1 · Question 253 · Select all that apply

A company created an external application for its customers. A security researcher now reports that the application has a serious LDAP injection vulnerability that could be leveraged to bypass authentication and authorization. Which of the following actions would best resolve the issue? (Choose two.)

  • AConduct input sanitization. (correct answer)
  • BDeploy a SIEM.
  • CUse containers.
  • DPatch the OS.
  • EDeploy a WAF. (correct answer)
  • FDeploy a reverse proxy.
  • GDeploy an IDS.
Reveal answer & explanation
Correct answer: A, E

The correct answer is A, E. Option A: Conduct input sanitization. Option E: Deploy a WAF. This option keeps traffic private / properly secured as required.

Topic 1 · Question 254

Due to reports of malware targeting companies in the same industry, an organization wants to develop a comprehensive list of IoCs to determine if its systems might be affected in a similar attack. Which of the following would be best to use to develop this list?

  • ASimulators
  • BSandbox detonation (correct answer)
  • CAntivirus
  • DEndpoint detection and response
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: Sandbox detonation

Explanation

Network address translation maps addresses between networks and commonly lets private hosts share public connectivity.

Topic 1 · Question 255

A firewall administrator needs to ensure all traffic across the company network is inspected. The administrator gathers data and finds the following information regarding the typical traffic in the network: Which of the following is the best solution to ensure the administrator can complete the assigned task?

Exhibit 1 for question 255
  • AA full-tunnel VPN
  • BWeb content filtering
  • CAn endpoint DLP solution
  • DSSL/TLS decryption (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: SSL/TLS decryption

Explanation

TLS protects data in transit with authenticated encryption between network endpoints.

Topic 1 · Question 256

Which of the following is a security concern for DNP3?

  • AFree-form messages require support.
  • BAvailable function codes are not standardized.
  • CAuthentication is not allocated. (correct answer)
  • DIt is an open source protocol.
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: Authentication is not allocated. This option keeps traffic private / properly secured as required.

Topic 1 · Question 257

A security administrator needs to develop a remediation plan to address a large number of vulnerability scan results. Which of the following should the administrator use to determine the vulnerabilities that should be addressed first?

  • ACPE
  • BCCE
  • CCVSS (correct answer)
  • DCVE
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: CVSS This option keeps traffic private / properly secured as required.

Topic 1 · Question 258

An organization is researching the automation capabilities for systems within an OT network. A security analyst wants to assist with creating secure coding practices and would like to learn about the programming languages used on the PLCs. Which of the following programming languages is the most relevant for PLCs?

  • ALadder logic (correct answer)
  • BRust
  • CC
  • DPython
  • EJava
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Ladder logic This option keeps traffic private / properly secured as required.

Topic 1 · Question 259

An organization’s senior security architect would like to develop cyberdefensive strategies based on standardized adversary techniques, tactics, and procedures commonly observed. Which of the following would best support this objective?

  • AOSINT analysis
  • BThe Diamond Model of Intrusion Analysis
  • CMITRE ATT&CK (correct answer)
  • DDeepfake generation
  • EClosed-source intelligence reporting
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: MITRE ATT&CK This option keeps traffic private / properly secured as required.

Topic 1 · Question 260

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?

  • AMasking (correct answer)
  • BSteganography
  • CAlgorithmic
  • DRandom substitution
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Masking

Topic 1 · Question 261

A software developer is working on a piece of code required by a new software package. The code should use a protocol to verify the validity of a remote identity. Which of the following should the developer implement in the code?

  • ARSA
  • BOCSP (correct answer)
  • CHSTS
  • DCRL
Reveal answer & explanation
Correct answer: B

The correct answer is B. Option B: OCSP

Topic 1 · Question 262

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?

  • AImplement a change management plan to ensure systems are using the appropriate versions.
  • BHire additional on-call staff to be deployed if an event occurs.
  • CDesign an appropriate warm site for business continuity.
  • DIdentify critical business processes and determine associated software and hardware requirements. (correct answer)
Reveal answer & explanation
Correct answer: D

The correct answer is D. Option D: Identify critical business processes and determine associated software and hardware requirements. By spanning multiple Availability Zones / adding redundancy, this option provides the high availability and resilience required.

Topic 1 · Question 263

A security analyst is performing a review of a web application. During testing as a standard user, the following error log appears: Which of the following best describes the analyst’s findings and a potential mitigation technique?

Exhibit 1 for question 263
  • AThe findings indicate unsecure references. All potential user input needs to be properly sanitized.
  • BThe findings indicate unsecure protocols. All cookies should be marked as HttpOnly.
  • CThe findings indicate information disclosure. The displayed error message should be modified. (correct answer)
  • DThe findings indicate a SQL injection. The database needs to be upgraded.
Reveal answer & explanation
Correct answer: C

The correct answer is C. Option C: The findings indicate information disclosure. The displayed error message should be modified. This option keeps traffic private / properly secured as required.

Topic 1 · Question 264

Which of the following is record-level encryption commonly used to do?

  • AProtect database fields. (correct answer)
  • BProtect individual files.
  • CEncrypt individual packets.
  • DEncrypt the master boot record.
Reveal answer & explanation
Correct answer: A

The correct answer is A. Option A: Protect database fields. This option keeps traffic private / properly secured as required.

Showing questions 241260 of 393 · Page 13 of 20