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    PracticeGCP Professional Cloud ArchitectGCP Professional Cloud Architect Practice Exam 5Question 17
    Hard1 markMultiple Choice
    Subtask 3.1: Security DesignSecurityEncryptionCMEKHIPAA
    This question is part of a case study — click to read the full scenario(Case 16)

    CASE STUDY: MediSecure
    Overview: Telehealth provider, 1500 employees, $300M revenue. Core app on AWS, 3 acquired clinics on VMware, fragmented EHRs, Active Directory.
    Business Req: Unify patient records, integrate clinics in 90 days, launch patient portal.
    Execs: CEO wants rapid integration; CFO wants CapEx to OpEx; CISO demands strict HIPAA/GDPR compliance.
    Tech Req: End-to-end PHI encryption, comprehensive audit logging, hybrid connectivity to clinics, DR (RPO 5m, RTO 1h).
    Constraints: Clinics have low bandwidth, high staff turnover requires automated IAM, legacy EHRs cannot be modified immediately.

    QUESTION:
    To meet the 90-day integration timeline and address the low bandwidth at the clinics, how should you establish hybrid connectivity to GCP?

    View full case study page →

    GCP PCA · Question 17 · Security Design

    CASE STUDY: MediSecure
    Overview: Telehealth provider, 1500 employees, $300M revenue. Core app on AWS, 3 acquired clinics on VMware, fragmented EHRs, Active Directory.
    Business Req: Unify patient records, integrate clinics in 90 days, launch patient portal.
    Execs: CEO wants rapid integration; CFO wants CapEx to OpEx; CISO demands strict HIPAA/GDPR compliance.
    Tech Req: End-to-end PHI encryption, comprehensive audit logging, hybrid connectivity to clinics, DR (RPO 5m, RTO 1h).
    Constraints: Clinics have low bandwidth, high staff turnover requires automated IAM, legacy EHRs cannot be modified immediately.

    QUESTION:
    To satisfy the CISO's requirement for strict HIPAA compliance and control over PHI encryption, which encryption strategy should you use for data at rest in Cloud Storage?

    Answer options:

    A.

    Google-Managed Encryption Keys (GMEK).

    B.

    Customer-Managed Encryption Keys (CMEK) using Cloud KMS.

    C.

    Customer-Supplied Encryption Keys (CSEK).

    D.

    Client-side encryption using a custom Python script before uploading.

    How to approach this question

    Identify the encryption method that balances customer control (for compliance) with managed infrastructure.

    Full Answer

    B.Customer-Managed Encryption Keys (CMEK) using Cloud KMS.✓ Correct
    Customer-Managed Encryption Keys (CMEK) via Cloud KMS is the standard for strict regulatory environments like healthcare. It provides the CISO with cryptographic control (they can destroy the key to instantly crypto-shred the data) without the operational burden of managing the key servers (CSEK).

    Common mistakes

    Choosing GMEK (A) which lacks customer control, or CSEK (C) which introduces massive operational overhead.
    Question 16All questionsQuestion 18

    Practice the full GCP Professional Cloud Architect Practice Exam 5

    50 questions · hints · full answers · grading

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