CompTIA Security+ Exam: Troubleshooting Issues with SAN Drive Recovery

SAN Drive Recovery Issues: Potential Causes and Solutions

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Question

A forensic investigator has run into difficulty recovering usable files from a SAN drive.

Which of the following SAN features might have caused the problem?

Answers

Explanations

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A. B. C. D.

B.

A Storage Area Network (SAN) is a specialized high-speed network that provides block-level access to data storage. It is commonly used in enterprise-level environments to store large amounts of data, and as such, it is critical to ensure that data can be effectively retrieved in case of a security incident or data loss. In this scenario, the forensic investigator has had trouble recovering usable files from a SAN drive.

Let's examine each of the possible SAN features to see how they might cause this problem:

A. Storage Multipaths: Storage multipaths provide redundant paths between storage devices and servers, ensuring high availability and fault tolerance. While storage multipaths may cause performance issues or problems with routing, they are unlikely to cause issues with file recovery.

B. Deduplication: Deduplication is a technique used to eliminate redundant data within a storage system. It can lead to significant space savings but may result in slower write speeds. However, deduplication is unlikely to cause problems with file recovery.

C. iSCSI Initiator Encryption: iSCSI (Internet Small Computer System Interface) is a storage networking protocol used to link data storage facilities. iSCSI initiator encryption is a feature that encrypts data between the initiator (client) and the target (server). While encryption may cause performance issues, it should not impact file recovery unless the encryption keys or credentials have been lost.

D. Data Snapshots: A snapshot is a point-in-time copy of a storage system, allowing for easy data recovery in case of data loss or corruption. While snapshots may cause performance issues, they should not impact file recovery unless the snapshots were not taken correctly or are corrupt.

Therefore, the feature that is most likely to have caused the problem with file recovery from a SAN drive is data snapshots (option D). It is possible that the snapshots were not taken correctly or that they are corrupt, making it difficult to recover usable files.