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True or False? When encrypting data with the Transit secrets engine, Vault always stores the ciphertext in a dedicated KV store along with the associated encryption key.
Comprehensive and Detailed in Depth
A: Incorrect. Transit doesn't store ciphertext; it returns it to the client.
B: Correct. The Transit engine performs encryption/decryption without persisting data.
Overall Explanation from Vault Docs:
''The Vault Transit secrets engine does NOT store any data... Ciphertext is returned to the caller.''
Your application cannot manage authentication with Vault, but it can communicate with a local service to retrieve secrets. What solution can enable your app to generate dynamic credentials from Vault?
Comprehensive and Detailed in Depth
For an application that cannot manage authentication with Vault but can communicate with a local service, the Vault Proxy with Auto-Auth feature enabled is the optimal solution. The HashiCorp Vault documentation states that Vault Proxy can 'act as a proxy between Vault and the application, optionally simplifying the authentication process.' The Auto-Auth feature allows the proxy to handle authentication on behalf of the application, enabling it to generate dynamic credentials without the application needing to manage the authentication process directly. This aligns perfectly with the requirement of delegating authentication to a local service.
Vault Proxy with caching improves performance by caching responses but does not inherently handle authentication, missing the core need. Vault Agent with environment variable secret injection injects secrets into the application's environment but assumes the agent manages authentication, which the application cannot do. Vault Agent with templating generates credentials based on templates but still requires authentication management, which the application cannot handle. Vault Proxy with Auto-Auth uniquely addresses this by offloading authentication responsibilities.
HashiCorp Vault Documentation - Vault Agent and Proxy
After encrypting data using the Transit secrets engine, you've received the following output. Which of the following is true based on the output displayed below?
Key: ciphertext Value: vault:v2:45f9zW6cglbrzCjI0yCyC6DBYtSBSxnMgUn9B5aHcGEit71xefPEmmjMbrk3
Comprehensive and Detailed in Depth
A: v2 shows the key was rotated once. Correct.
B: Transit doesn't store data. Incorrect.
C: v2 is the key version, not data version. Incorrect.
D: No transit v2 option exists. Incorrect.
Overall Explanation from Vault Docs:
''Ciphertext is prepended with the key version (e.g., v2)... Indicates rotation.''
Your organization runs workloads on both AWS and Azure for production applications. The security team has requested that a single Vault authentication mechanism be enabled to support applications on both public cloud platforms. Which of the following would be a valid auth method you can use?
Comprehensive and Detailed In-Depth
AppRole is platform-agnostic. The Vault documentation states:
'Auth methods are commonly grouped into machine-based and human-based auth methods. In this case, AWS and Azure cannot be used since you can't authenticate with a single auth method across both platforms. AppRole is a Vault authentication method that allows machines or applications to authenticate with Vault using a role-specific secret ID and role ID.'
--- Vault Auth Methods
C: Correct. Works across AWS and Azure:
'It is a flexible and secure method that can be used across different cloud platforms like AWS and Azure.'
--- Vault Auth: AppRole
A, D: Platform-specific.
B: User-based, not cross-platform.
Vault Auth Methods
Vault Auth: AppRole
Topic 5, Exam Pool E
Which of the following describes usage of an identity group?
An identity group is a collection of entities that share some common attributes. An identity group can have one or more policies attached to it, which are inherited by all the members of the group. An identity group can also have subgroups, which can further refine the policies and attributes for a subset of entities.
One of the use cases of an identity group is to consistently apply the same set of policies to a collection of entities. For example, an organization may have different teams or departments, such as engineering, sales, or marketing. Each team may have its own identity group, with policies that grant access to the secrets and resources that are relevant to their work. By creating an identity group for each team, the organization can ensure that the entities belonging to each team have the same level of access and permissions, regardless of which authentication method they use to log in to Vault. Reference: Identity: entities and groups | Vault | HashiCorp Developer, vault_identity_group | Resources | hashicorp/vault | Terraform | Terraform Registry
