WGU Updated Digital-Forensics-in-Cybersecurity Exam Questions and Answers by adyan

Comprehensive and Detailed Explanation From Exact Extract:

Snow is a tool that encodes hidden messages using whitespace characters (spaces and tabs), which can be embedded in text and sometimes in image file metadata or formats that allow invisible characters. It is commonly used to hide data in plain sight, including within digital images.

Steganophony focuses on hiding data in VoIP.

Wolf is not recognized as a steganography tool for whitespace.

QuickStego is another tool for text-based steganography but less commonly associated with whitespace specifically.

Forensic and cybersecurity literature often cites Snow as the preferred tool for whitespace-based steganography.

Comprehensive and Detailed Explanation From Exact Extract:

The Sarbanes–Oxley Act (SOX) establishes strict requirements for the creation, retention, protection, and destruction of electronic business records for publicly traded companies. The law was enacted to prevent corporate fraud and mandates secure handling of digital documents, email, and logs.

SOX requires auditing controls that ensure electronic records remain unaltered.

Section 802 specifically defines criminal penalties for altering, destroying, or falsifying electronic records.

Forensic investigators must ensure evidence from publicly traded companies is retained in compliance with SOX requirements.

Comprehensive and Detailed Explanation From Exact Extract:

File timestamps, including creation time, last modified time, and last accessed time, are fundamental metadata attributes stored with each file on a file system. When files are modified, these timestamps usually update, providing direct evidence about when changes occurred. Examining file timestamps helps forensic investigators identify which files were altered and estimate the time of unauthorized activity.

IP addresses (private or public) are network-related evidence, not stored on the storage media’s files directly.

Operating system version is system information but does not help identify specific file modifications.

Analysis of file timestamps is a standard forensic technique endorsed by NIST SP 800-86 (Guide to Integrating Forensic Techniques into Incident Response) for determining file activity and changes on digital media.

Comprehensive and Detailed Explanation From Exact Extract:

HIPAA establishes standards to protect sensitive patient health information (PHI) and regulates the use and disclosure of such information. Forensic investigators dealing with health data must comply with HIPAA to avoid legal violations.

HIPAA compliance is critical when handling medical records in investigations.

Breach of PHI privacy can result in civil and criminal penalties.