CloudLink integration in PowerFlex provides encryption for data in transit. True. False.

The statement is incorrect. CloudLink integration in a PowerFlex environment is responsible for providing Data-At-Rest Encryption (D@RE). It acts as the key manager, securing the encryption keys for data stored on the physical storage devices within the PowerFlex cluster.

Encryption for data in transit, which secures data as it travels over the network between the Storage Data Client (SDC) and the Storage Data Server (SDS), is a native feature of the PowerFlex software itself and is configured independently of CloudLink.

The statement "True" is incorrect because it confuses the two distinct types of encryption available in PowerFlex. It incorrectly assigns the role of in-transit encryption to CloudLink, whose specific function in this architecture is to manage keys for at-rest encryption.

1. Dell PowerFlex: Security Configuration Guide (Version 4.0)

Section: Data-at-rest encryption (D@RE)

Page 16: "PowerFlex uses Dell CloudLink for enterprise-grade key management to secure and control access to data at rest. CloudLink is a flexible key manager that supports the Key Management Interoperability Protocol (KMIP) standard." This section explicitly defines CloudLink's role as the key manager for D@RE.

Section: Data-in-transit encryption

Page 15: "PowerFlex provides native encryption for data in transit between the SDC and SDS components. This feature can be enabled to secure data as it traverses the network within the PowerFlex cluster." This section confirms that in-transit encryption is a native PowerFlex feature

with no mention of CloudLink's involvement.

2. Dell PowerFlex: Introduction to PowerFlex White Paper

Section: Security > Data-at-rest encryption

Page 26: "PowerFlex provides D@RE using CloudLink... CloudLink is a key manager that is based on the Key Management Interoperability Protocol (KMIP) standard." This reinforces that CloudLink's function is for data at rest.

Section: Security > Data-in-transit encryption

Page 26: "PowerFlex provides native encryption for data in transit between the SDC and SDS components. This feature can be enabled to secure data as it traverses the network within the PowerFlex cluster." This clearly separates the in-transit encryption capability as a native function of PowerFlex.