cert
cert-1
cert-2

Pass CompTIA CAS-005 Exam in First Attempt Guaranteed!

Get 100% Latest Exam Questions, Accurate & Verified Answers to Pass the Actual Exam!
30 Days Free Updates, Instant Download!

cert-5
cert-6
CAS-005 Exam - Verified By Experts
CAS-005 Premium Bundle
$29.98

CAS-005 Premium Bundle

$79.99
$109.97
  • Premium File 482 Questions & Answers. Last update: Nov 02, 2026
  • Training Course 180 Video Lectures
  • Study Guide 903 Pages
 
$109.97
$79.99
accept 95 downloads in last 7 days
block-screenshots
Purchase CompTIA CAS-005 Exam Training Products Individually
CompTIA CAS-005 Premium File
Premium File 482 Q&A
$76.99$69.99
CompTIA CAS-005 Video Training Course
Training Course 180 Lectures
$21.99 $19.99
CompTIA CAS-005 PDF Study Guide
Study Guide 903 Pages
$21.99 $19.99
CompTIA CAS-005 Practice Test 48

Question 470

In Financial services cloud team, a security issue affects workload identity rotation: secret rotation breaks machine authentication because deployments retain old token references. The observed evidence is that CI logs show newly issued secret exists but server still reads retired key. Operations must account for this constraint: payment reconciliation depends on hourly batch jobs. The affected path has been established. What durable design addresses the underlying exposure without sacrificing required operations?

  1. Extend validity of every leaked credential indefinitely for compatibility
  2. Monitor old-secret requests and unexpected vault access after rotation
  3. Correlate credential ID, vault version, deployment rollout and authentication failures
  4. Design versioned secret retrieval with workload identity and no hard-coded runtime keys

Explanation

Correct Answer

D:

Design versioned secret retrieval with workload identity and no hard-coded runtime keys is the durable measure that addresses the observed weakness: secret rotation breaks machine authentication because deployments retain old token references. It must be enforceable while preserving the stated constraint: payment reconciliation depends on hourly batch jobs.

Incorrect Answers

A:

Availability exceptions cannot justify permanent compromised secret exposure. The immediate requirement for workload identity rotation is durable control selection, which this alternative does not provide.

B:

Monitoring after rollout is not a substitute for specifying the control that should be enforced. In this case, the evidence involves workload identity rotation and CI logs show newly issued secret exists but server still reads retired key.

C:

Investigation characterizes the problem, but the case already establishes the failure path and asks for an enforceable control. In this case, the evidence involves workload identity rotation and CI logs show newly issued secret exists but server still reads retired key.

Question 471

In Hydroelectric power authority, a security issue affects SCADA pump controllers: legacy PLC protocol has no native authentication and cannot be patched. The observed evidence is that packet captures show engineering writes from the office VLAN. Operations must account for this constraint: floodgate safety requires deterministic traffic and manual fallback. The proposed fix is live. What should the assurance team verify before signing off remediation?

  1. Inventory controller command paths, supported protocols and safety impact
  2. Test that office VLAN cannot write to PLC and manual control stays safe
  3. Introduce passive monitoring and a scheduled controlled cutover with operations
  4. Install untested endpoint antivirus directly on the PLC

Explanation

Correct Answer

B:

Test that office VLAN cannot write to PLC and manual control stays safe tests whether the original failure can still occur and whether authorized activity continues to work. A change ticket or rollout confirmation is weaker than direct acceptance evidence.

Incorrect Answers

A:

Cause analysis belongs before implementation; it is not a retest of the deployed control on the originally affected path. In this case, the evidence involves SCADA pump controllers and packet captures show engineering writes from the office VLAN.

C:

A governed rollout makes the solution live, but installation and rollback readiness do not establish effectiveness. In this case, the evidence involves SCADA pump controllers and packet captures show engineering writes from the office VLAN.

D:

Unsupported software may disrupt safety control and cannot add protocol authentication. The immediate requirement for SCADA pump controllers is verified remediation, which this alternative does not provide.

Question 472

In Multinational healthcare provider, a security issue affects ransomware incident evidence: file server encryption follows suspicious remote management session. The observed evidence is that memory image identifies new service and encrypted file writes. Operations must account for this constraint: patient care must continue through verified emergency services. Implementation is the remaining gate; neither another design document nor a postrelease audit replaces it. Which execution action is best?

  1. Preserve forensic images and isolate infected segments before trusted rebuild
  2. Remove malicious persistence and segregate compromised credentials
  3. Reboot every server immediately before collecting volatile evidence
  4. Track reentry indicators and lessons-learned control owners

Explanation

Correct Answer

A:

Preserve forensic images and isolate infected segments before trusted rebuild provides a governed means to introduce the chosen safeguard while respecting patient care must continue through verified emergency services. A sound design without a safe, authorized rollout does not establish operating protection.

Incorrect Answers

B:

The design has already been selected and approved; choosing it again does not make a reversible operational change. In this case, the evidence involves ransomware incident evidence and memory image identifies new service and encrypted file writes.

C:

Uncontrolled reboot can destroy memory artifacts and repeat compromise. The immediate requirement for ransomware incident evidence is safe implementation, which this alternative does not provide.

D:

Future assurance does not install the approved change under the current availability constraint. In this case, the evidence involves ransomware incident evidence and memory image identifies new service and encrypted file writes.

Question 473

In International retail payment processor, a security issue affects high-volume data encryption: team proposes independent key for every field despite HSM throughput limits. The observed evidence is that latency test shows key-management calls dominate checkout path. Operations must account for this constraint: card processing cannot expose payment data to application operators. Normal operations have resumed; leadership now wants sustained assurance rather than another one-time deployment. What should be tracked?

  1. Use envelope encryption with DEKs wrapped by protected KEKs and AEAD metadata
  2. Track wrap-key access, rotation and ciphertext integrity failures
  3. Test decrypt authorization, tamper detection and throughput at peak load
  4. Store the master KEK alongside the ciphertext in application configuration

Explanation

Correct Answer

B:

Track wrap-key access, rotation and ciphertext integrity failures identifies future loss of control, changed dependencies and exceptions affecting high-volume data encryption. Successful initial testing alone does not establish that the safeguard will remain effective.

Incorrect Answers

A:

Designing the safeguard is an earlier stage; ongoing assurance needs operational evidence of drift or bypass. In this case, the evidence involves high-volume data encryption and latency test shows key-management calls dominate checkout path.

C:

A one-time retest may miss later identity, supplier or configuration changes; continuing assurance is required. In this case, the evidence involves high-volume data encryption and latency test shows key-management calls dominate checkout path.

D:

Co-location of KEK collapses the intended protection boundary. The immediate requirement for high-volume data encryption is ongoing assurance, which this alternative does not provide.

Question 474

In Clinical laboratory, a security issue affects obsolete analyzer integration: unsupported Windows host controls diagnostic analyzer with no vendor patch path. The observed evidence is that scan flags old SMB service exposed to general office subnet. Operations must account for this constraint: diagnostic runs cannot be interrupted for operating-system migration. The current report records a symptom but not its complete cause or trust boundary. Which assessment should the team perform?

  1. Isolate analyzer behind protocol allowlist and monitored transfer gateway
  2. Force immediate unsupported OS upgrade on live clinical controller
  3. Move traffic through segregation with clinical signoff and safe rollback
  4. Map exact analyzer dependencies, clinical safety and network exposure

Explanation

Correct Answer

D:

Map exact analyzer dependencies, clinical safety and network exposure connects the reported evidence (scan flags old SMB service exposed to general office subnet) to the underlying control, authority or dependency path. A justified mitigation requires knowing the real scope of the issue, not guessing from its label.

Incorrect Answers

A:

Proposing the control before establishing the scope would assume that the observed event arises from the expected trust boundary. In this case, the evidence involves obsolete analyzer integration and scan flags old SMB service exposed to general office subnet.

B:

Unvalidated upgrades can disrupt calibrated medical equipment. The immediate requirement for obsolete analyzer integration is evidence assessment, which this alternative does not provide.

C:

Changing production before understanding the reported path could act on the wrong cause and disrupt service. In this case, the evidence involves obsolete analyzer integration and scan flags old SMB service exposed to general office subnet.

Question 475

In Education examination system, a security issue affects accessibility features: security acceptance lacks testable criteria for protected alternate-format submissions. The observed evidence is that requirements say only secure and accessible without threat or failure thresholds. Operations must account for this constraint: exam accommodations must not leak candidate identity. Implementation is the remaining gate; neither another design document nor a postrelease audit replaces it. Which execution action is best?

  1. Monitor failures and update acceptance tests when devices or policies change
  2. Integrate accessible security test cases into SDLC and release gates
  3. Define acceptance tests for authorization, data minimization and accessible flows
  4. Declare completion when product backlog stories are closed

Explanation

Correct Answer

B:

Integrate accessible security test cases into SDLC and release gates provides a governed means to introduce the chosen safeguard while respecting exam accommodations must not leak candidate identity. A sound design without a safe, authorized rollout does not establish operating protection.

Incorrect Answers

A:

Future assurance does not install the approved change under the current availability constraint. In this case, the evidence involves accessibility features and requirements say only secure and accessible without threat or failure thresholds.

C:

The design has already been selected and approved; choosing it again does not make a reversible operational change. In this case, the evidence involves accessibility features and requirements say only secure and accessible without threat or failure thresholds.

D:

Task completion does not demonstrate testable privacy or accessibility outcomes. The immediate requirement for accessibility features is safe implementation, which this alternative does not provide.

Question 476

In Regional industrial consortium, a security issue affects OT threat-hunting program: outside feed labels new PLC malware but local asset inventory differs. The observed evidence is that feed has stale hashes and no confidence score for installed controller models. Operations must account for this constraint: active scan could disrupt safety-critical controllers. The decision is now about a preventive or corrective security architecture, not investigation or rollout. What should be chosen?

  1. Deploy destructive malware samples directly on production PLCs
  2. Monitor new vendor advisories and changes in local controller inventory
  3. Compare intelligence provenance, affected firmware and actual installed assets
  4. Build hypothesis-driven passive hunt for command sequences and unauthorized firmware events

Explanation

Correct Answer

D:

Build hypothesis-driven passive hunt for command sequences and unauthorized firmware events is the durable measure that addresses the observed weakness: outside feed labels new PLC malware but local asset inventory differs. It must be enforceable while preserving the stated constraint: active scan could disrupt safety-critical controllers.

Incorrect Answers

A:

Aggressive testing can damage physical processes and misstate threat applicability. The immediate requirement for OT threat-hunting program is durable control selection, which this alternative does not provide.

B:

Monitoring after rollout is not a substitute for specifying the control that should be enforced. In this case, the evidence involves OT threat-hunting program and feed has stale hashes and no confidence score for installed controller models.

C:

Investigation characterizes the problem, but the case already establishes the failure path and asks for an enforceable control. In this case, the evidence involves OT threat-hunting program and feed has stale hashes and no confidence score for installed controller models.

Question 477

In Maritime cargo operator, a security issue affects port cybersecurity procedures: terminal teams treat suggested guidance as mandatory while ignoring incident reporting standards. The observed evidence is that operators cite three inconsistent copies of the same response document. Operations must account for this constraint: ships must retain emergency communications during changeover. The team is authorized to introduce the selected control. Which implementation method best honors the stated constraint?

  1. Review document exceptions and update owners when terminal technology or law changes
  2. Create an approved document hierarchy and clear reporting responsibility for port and vessel roles
  3. Transition documents by critical-port phase with accountable acknowledgments and emergency fallback
  4. Publish another checklist without defining its approval authority

Explanation

Correct Answer

C:

Transition documents by critical-port phase with accountable acknowledgments and emergency fallback provides a governed means to introduce the chosen safeguard while respecting ships must retain emergency communications during changeover. A sound design without a safe, authorized rollout does not establish operating protection.

Incorrect Answers

A:

Future assurance does not install the approved change under the current availability constraint. In this case, the evidence involves port cybersecurity procedures and operators cite three inconsistent copies of the same response document.

B:

The design has already been selected and approved; choosing it again does not make a reversible operational change. In this case, the evidence involves port cybersecurity procedures and operators cite three inconsistent copies of the same response document.

D:

More documents do not clarify what is binding or who may waive it. The immediate requirement for port cybersecurity procedures is safe implementation, which this alternative does not provide.

Question 478

In Public transport operator, a security issue affects station sensor telemetry: duplicate syslog forwarding inflates attack count tenfold. The observed evidence is that same event IDs appear from primary and backup collectors. Operations must account for this constraint: station security reporting must keep both resilient collectors. The team is authorized to introduce the selected control. Which implementation method best honors the stated constraint?

  1. Implement reliable deduplication on stable source ID and event identifier
  2. Disable the backup collector to eliminate duplicate events
  3. Track dedupe false merging and unexpected collector route changes
  4. Enable dedupe pipeline with preserved raw evidence and reversible transforms

Explanation

Correct Answer

D:

Enable dedupe pipeline with preserved raw evidence and reversible transforms provides a governed means to introduce the chosen safeguard while respecting station security reporting must keep both resilient collectors. A sound design without a safe, authorized rollout does not establish operating protection.

Incorrect Answers

A:

The design has already been selected and approved; choosing it again does not make a reversible operational change. In this case, the evidence involves station sensor telemetry and same event IDs appear from primary and backup collectors.

B:

Removing resilience is unnecessary when duplicates can be normalized. The immediate requirement for station sensor telemetry is safe implementation, which this alternative does not provide.

C:

Future assurance does not install the approved change under the current availability constraint. In this case, the evidence involves station sensor telemetry and same event IDs appear from primary and backup collectors.

Question 479

In Retail fraud analytics vendor, a security issue affects claims model training pipeline: contractor can poison labeled training rows without independent provenance. The observed evidence is that version control shows unreviewed data-label changes before a model drift spike. Operations must account for this constraint: fraud detection must not silently block legitimate purchases. The team is authorized to introduce the selected control. Which implementation method best honors the stated constraint?

  1. Roll out gated training dataset promotion and clean-data rollback under owner approval
  2. Add more output filtering while leaving the training data channel untrusted
  3. Require signed dataset lineage, controlled label changes and integrity-based retraining gates
  4. Track drift, poisoning indicators and training approval exceptions across releases

Explanation

Correct Answer

A:

Roll out gated training dataset promotion and clean-data rollback under owner approval provides a governed means to introduce the chosen safeguard while respecting fraud detection must not silently block legitimate purchases. A sound design without a safe, authorized rollout does not establish operating protection.

Incorrect Answers

B:

Output-only checks do not repair compromised model inputs. The immediate requirement for claims model training pipeline is safe implementation, which this alternative does not provide.

C:

The design has already been selected and approved; choosing it again does not make a reversible operational change. In this case, the evidence involves claims model training pipeline and version control shows unreviewed data-label changes before a model drift spike.

D:

Future assurance does not install the approved change under the current availability constraint. In this case, the evidence involves claims model training pipeline and version control shows unreviewed data-label changes before a model drift spike.

Question 480

In Municipal water operations, a security issue affects smart-meter firmware telemetry: vendor aggregator asks for full device-control subnet access to collect counters. The observed evidence is that architecture shows shared broker between read telemetry and valve commands. Operations must account for this constraint: meter ingestion must survive a cellular disconnect. The new design passed review, but deployment must preserve critical services. Which controlled rollout best fits?

  1. Review device attestation and unauthorized zone-crossing telemetry
  2. Trust every authenticated device for all controls in the plant subnet
  3. Define a narrow data perimeter and separate read-only trust zone with signed telemetry
  4. Deploy gateway policies with offline telemetry buffer and blocked actuator access

Explanation

Correct Answer

D:

Deploy gateway policies with offline telemetry buffer and blocked actuator access provides a governed means to introduce the chosen safeguard while respecting meter ingestion must survive a cellular disconnect. A sound design without a safe, authorized rollout does not establish operating protection.

Incorrect Answers

A:

Future assurance does not install the approved change under the current availability constraint. In this case, the evidence involves smart-meter firmware telemetry and architecture shows shared broker between read telemetry and valve commands.

B:

Device presence does not imply approval to execute high-risk actuation. The immediate requirement for smart-meter firmware telemetry is safe implementation, which this alternative does not provide.

C:

The design has already been selected and approved; choosing it again does not make a reversible operational change. In this case, the evidence involves smart-meter firmware telemetry and architecture shows shared broker between read telemetry and valve commands.

CompTIA SecurityX (CAS-005) Practice Tests