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Using Service Accounts in GCP

Cloud/Toolshard0.5 min readPremium
Frequency
Low
Asked at 1 company
Category
179
questions in Cloud/Tools
Difficulty Split
104E|27M|48H
in this category
Total Bank
1,863
across 7 categories
Asked at these companies
Verizon
Expert AnswerPremium
106 wordsInterview-ready
**Why Service Accounts (SA)**: Non-human identities for apps, VMs, Cloud Functions. No passwords to rotate; IAM-bound. **Architecture**: Create SA in IAM; assign roles (least privilege). Attach to VM, Cloud Run, Dataflow, Composer. For GKE/Cloud Run: use Workload Identity—pod/container gets SA without key files. Workload Identity Federation extends to AWS/Azure for cross-cloud. **Scalability**: One SA per application/service; avoid shared SAs....
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