Which of the following policies would permit a user to generate dynamic credentials on a database?
Answer(s): D
Comprehensive and Detailed in DepthThe Database secrets engine generates dynamic credentials for database access. The endpoint database/creds/<role> (e.g., read_only_role) provides these credentials via a read operation. Let's analyze:Option A: capabilities = ["generate"]There's no generate capability in Vault policies. Capabilities are create, read, update, delete, list, etc.This is invalid. Incorrect.Option B: capabilities = ["update"]update (PUT) modifies existing data, not generates credentials. The creds endpoint uses GET.Incorrect.Option C: capabilities = ["list"]list retrieves metadata or paths, not credential data. Incorrect.Option D: capabilities = ["read"]Generating dynamic credentials involves a GET request to database/creds/<role>, mapped to the read capability. This policy allows it. Correct.Detailed Mechanics:For a role read_only_role defined with vault write database/roles/read_only_role db_name=my-db creation_statements="CREATE USER...", a user with read on database/creds/read_only_role can run vault read database/creds/read_only_role to get temporary credentials. Vault's policy system aligns HTTP verbs to capabilities: GET = read, PUT = update. This counterintuitive mapping (GET for creation) is specific to dynamic secrets.Overall Explanation from Vault Docs:"Generating database credentials requires read capability on database/creds/<role>... Despite creating credentials, the HTTP request is a GET."
https://developer.hashicorp.com/vault/tutorials/db-credentials/database-secrets
Which scenario most strongly indicates a need to run a self-hosted Vault cluster instead of using HCP Vault Dedicated?
Comprehensive and Detailed in DepthHCP Vault Dedicated is a managed service, while self-hosted Vault (Community or Enterprise) requires user management. Let's evaluate:A: Simple needs favor HCP Vault's managed simplicity. Incorrect.B: Offloading tasks aligns with HCP Vault, not self-hosted. Incorrect.C: Managed scalability suits HCP Vault. Incorrect.D: Compliance, custom integrations, and plugin development need full control, only possible with self-hosted Vault. Correct.Detailed Mechanics:Self-hosted Vault allows custom plugins, FIPS 140-2 compliance, and specific network configs (e.g., air-gapped setups), unavailable in HCP Vault Dedicated due to its standardized, managed nature.Overall Explanation from Vault Docs:"Self-managed Vault supports custom requirements... HCP Vault Dedicated offloads operations but limits control."
https://developer.hashicorp.com/vault/tutorials/get-started/available-editions
From the options below, select the benefits of using a batch token over a service token (select four).
Answer(s): A,C,E,F
Comprehensive and Detailed in DepthBatch tokens are lightweight alternatives to service tokens, with trade-offs. Let's analyze:A: Designed for short-lived, high-performance tasks. Correct.B: Cannot be root tokens; root status is service-token-specific. Incorrect.C: Orphan batch tokens work in replication. Correct.D: No accessors; unique to service tokens. Incorrect.E: Minimal overhead makes them scalable. Correct.F: No disk storage reduces cost. Correct.Overall Explanation from Vault Docs:"Batch tokens are encrypted blobs... lightweight, scalable, no storage cost, ideal for ephemeral workloads."
https://developer.hashicorp.com/vault/tutorials/tokens/batch-tokens
Which of the following are accurate statements regarding the use of a KV v2 secrets engine (select three)?
Answer(s): A,C,D
Comprehensive and Detailed in DepthKV v2 supports versioning. Let's evaluate:A: destroy removes a specific version permanently. Correct.B: destroy targets specified versions, not all. Incorrect.C: delete soft-deletes the current version. Correct.D: metadata delete removes all versions and metadata. Correct.Overall Explanation from Vault Docs:"kv delete soft-deletes... kv destroy permanently removes versions... kv metadata delete wipes everything."
https://developer.hashicorp.com/vault/docs/secrets/kv/kv-v2
Which of the following is NOT a valid way in which a lease can be revoked in Vault?
Comprehensive and Detailed in DepthLeases manage dynamic secrets' lifecycles. Let's check:A: UI allows lease revocation. Valid.B: TTL expiration auto-revokes leases. Valid.C: API endpoint revokes leases. Valid.D: vault token manages tokens, not leases directly. Invalid.Overall Explanation from Vault Docs:"Leases can be revoked via API, UI, CLI (vault lease revoke), or TTL expiry... vault token is for tokens."
https://developer.hashicorp.com/vault/docs/concepts/lease
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