Digital-Forensics-in-Cybersecurity PDF Dumps 2025 Exam Questions with Practice Test [Q40-Q55]

September 22, 2025September 22, 2025 examdumpsDigital-Forensics-in-Cybersecurity PDF Dumps 2025 Exam Questions with Practice Test [Q40-Q55] 0 Comment

Tags: Digital-Forensics-in-Cybersecurity latest test guide, Digital-Forensics-in-Cybersecurity valid exam collection pdf, Digital-Forensics-in-Cybersecurity valid test labs, Digital-Forensics-in-Cybersecurity valid visual cert exam

4/5 - (2 votes)

Digital-Forensics-in-Cybersecurity PDF Dumps 2025 Exam Questions with Practice Test

Dumps for Free Digital-Forensics-in-Cybersecurity Practice Exam Questions

Q40. Which method is used to implement steganography through pictures?

Metadata alteration

Least Significant Bit (LSB) insertion

Encrypting image pixels

File compression

Comprehensive and Detailed Explanation From Exact Extract:
Least Significant Bit (LSB) insertion involves modifying the least significant bits of image pixel data to embed hidden information. Changes are imperceptible to the human eye, making this a common steganographic technique.
* LSB insertion is widely studied and targeted in steganalysis.
* It allows covert data embedding without increasing file size significantly.
Reference:Forensic and anti-forensics manuals reference LSB as a standard image steganography method.

Q41. What is a reason to use steganography?

To save secret data

To highlight secret data

To erase secret data

To delete secret data

Comprehensive and Detailed Explanation From Exact Extract:
Steganography is used to save or embed secret data within another file or medium, allowing covert communication without alerting observers to the presence of the data.
* The goal is to conceal, not highlight or delete data.
* It does not erase or delete secret data; instead, it hides it.
This aligns with standard definitions in cybersecurity and forensic literature including NIST’s cybersecurity frameworks.

Q42. An organization has identified a system breach and has collected volatile data from the system.
Which evidence type should be collected next?

Running processes

Network connections

Temporary data

File timestamps

Comprehensive and Detailed Explanation From Exact Extract:
In incident response, after collecting volatile data (such as contents of RAM), the next priority is often to collect network-related evidence such as active network connections. Network connections can reveal ongoing communications, attacker activity, command and control channels, or data exfiltration paths.
* Running processes and temporary data are also volatile but typically collected simultaneously or immediately after volatile memory.
* File timestamps relate to non-volatile data and are collected later after volatile data acquisition to preserve evidence integrity.
* This sequence is supported by NIST SP 800-86 and SANS Incident Handler’s Handbook which emphasize the volatility of evidence and recommend capturing network state immediately after memory.

Q43. Which characteristic applies to solid-state drives (SSDs) compared to magnetic drives?

They are less susceptible to damage

They have moving parts

They are generally slower

They have a lower cost per gigabyte

Comprehensive and Detailed Explanation From Exact Extract:
Solid-state drives (SSDs) use flash memory and have no moving mechanical parts, making them more resistant to physical shock and damage compared to magnetic drives, which rely on spinning platters.
* This resilience makes SSDs favorable in environments with higher physical risk.
* However, data recovery from SSDs can be more complex due to wear-leveling and TRIM features.
Reference:NIST and forensic hardware guides highlight SSD durability advantages over traditional magnetic storage.

Q44. A forensic examiner is reviewing a laptop running OS X which has been compromised. The examiner wants to know if any shell commands were executed by any of the accounts.
Which log file or folder should be reviewed?

/var/vm

/Users/<user>/.bash_history

/var/log

/Users/<user>/Library/Preferences

Comprehensive and Detailed Explanation From Exact Extract:
The.bash_historyfile located in each user’s home directory (e.g.,/Users/<user>/.bash_history) records the history of shell commands entered by the user in bash shell sessions. Reviewing this file allows investigators to see the commands executed by a specific user.
* /var/vmcontains virtual memory swap files, not command history.
* /var/logcontains system logs but not individual user shell command history.
* /Users/<user>/Library/Preferencesstores application preferences.
NIST guidelines and macOS forensics literature confirm.bash_historyas the standard location for shell command histories on OS X systems.

Q45. How should a forensic scientist obtain the network configuration from a Windows PC before seizing it from a crime scene?

By checking the system properties

By using the ipconfig command from a command prompt on the computer

By opening the Network and Sharing Center

By rebooting the computer into safe mode

Comprehensive and Detailed Explanation From Exact Extract:
The ipconfig command executed at a Windows command prompt displays detailed network configuration information such as IP addresses, subnet masks, and default gateways. Collecting this information prior to seizure preserves volatile evidence relevant to the investigation.
* Documenting network settings supports the understanding of the suspect system’s connectivity at the time of seizure.
* NIST recommends capturing volatile data (including network configuration) before shutting down or disconnecting a suspect machine.
Reference:NIST SP 800-86 and forensic best practices recommend gathering volatile evidence using system commands like ipconfig.

Q46. A cybercriminal communicates with his compatriots using steganography. The FBI discovers that the criminal group uses white space to hide data in photographs.
Which tool can the cybercriminals use to facilitate this type of communication?

Steganophony

Wolf

Snow

QuickStego

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.

Q47. Which tool should a forensic investigator use to determine whether data are leaving an organization through steganographic methods?

Data Encryption Standard (DES)

MP3Stego

Netstat

Forensic Toolkit (FTK)

Comprehensive and Detailed Explanation From Exact Extract:
Netstatis a command-line network utility tool used to monitor active network connections, open ports, and network routing tables. In the context of detecting data exfiltration potentially using steganographic methods, netstat can help a forensic investigator identify suspicious or unauthorized network connections through which hidden data may be leaving an organization.
* While netstat itself does not detect steganography within files, it can be used to monitor data flows and connections to external hosts, which is critical for identifying channels where steganographically hidden data could be transmitted.
* Data Encryption Standard (DES)is a cryptographic algorithm, not a forensic tool.
* MP3Stegois a steganography tool for embedding data in MP3 files and is not designed for detection or monitoring.
* Forensic Toolkit (FTK)is a forensic analysis software focused on acquiring and analyzing data from storage devices, not network monitoring.
Reference:NIST Special Publication 800-86 (Guide to Integrating Forensic Techniques into Incident Response) emphasizes the importance of network monitoring tools like netstat during forensic investigations to detect unauthorized data transmissions. Although steganographic detection requires specialized analysis, identifying suspicious network activity is the first step in uncovering covert channels used for data exfiltration.

Q48. The chief information security officer of a company believes that an attacker has infiltrated the company’s network and is using steganography to communicate with external sources. A security team is investigating the incident. They are told to start by focusing on the core elements of steganography.
What are the core elements of steganography?

Payload, carrier, channel

Encryption, decryption, key

File, metadata, header

Hash, nonce, salt

Comprehensive and Detailed Explanation From Exact Extract:
The core elements of steganography include:
* Payload: the hidden data or message,
* Carrier: the medium (e.g., image, audio file) containing the payload,
* Channel: the method or path used to deliver the carrier with the payload embedded.
* Understanding these elements helps investigators detect and analyze steganographic content.
Reference:NIST SP 800-101 and steganography research identify these core components as fundamental to steganographic communication.

Q49. A forensic scientist arrives at a crime scene to begin collecting evidence.
What is the first thing the forensic scientist should do?

Seize the computer immediately

Photograph all evidence in its original place

Document user passwords

Run antivirus scans

Comprehensive and Detailed Explanation From Exact Extract:
Documenting the scene through photographs preserves the original state of evidence before it is moved or altered. This supports chain of custody and evidence integrity, providing context during analysis and court proceedings.
* Photographic documentation is a standard step in forensic protocols.
* It ensures the scene is accurately recorded.
Reference:According to forensic investigation standards (NIST SP 800-86), photographing the scene is the initial action upon arrival.

Q50. A computer involved in a crime is infected with malware. The computer is on and connected to the company’s network. The forensic investigator arrives at the scene.
Which action should be the investigator’s first step?

Turn off the computer

Unplug the computer’s Ethernet cable

Run malware removal tools

Copy files to external media

Comprehensive and Detailed Explanation From Exact Extract:
Disconnecting the computer from the network by unplugging the Ethernet cable prevents further spread of malware and stops external communication that could lead to data exfiltration. This containment step is vital before further evidence collection.
* Maintaining system power preserves volatile memory.
* Network disconnection is recommended by incident response guidelines.
Reference:NIST SP 800-61 recommends isolating affected systems from networks early in incident response.

Q51. Which tool identifies the presence of steganography?

Disk Investigator

DiskDigger

Forensic Toolkit (FTK)

ComputerCOP

Comprehensive and Detailed Explanation From Exact Extract:
Disk Investigator is a forensic tool that can analyze disk images and file systems to identify hidden data, including the presence of steganography by examining slack space, hidden files, and embedded data.
* DiskDigger is mainly a data recovery tool.
* FTK is a comprehensive forensic suite but does not specialize in steganography detection.
* ComputerCOP is a parental control software, not a forensic tool.
Digital forensic best practices recognize Disk Investigator as useful for detecting steganographic content in files and disk areas.

Q52. A user at a company attempts to hide the combination to a safe that stores confidential information in a data file called vacationdetails.doc.
What is vacationdetails.doc called, in steganographic terms?

Payload

Snow

Carrier

Channel

Comprehensive and Detailed Explanation From Exact Extract:
In steganography, the file that hides secret information is called thecarrier. The carrier file appears normal and contains embedded hidden data (the payload).
* Payload refers to the actual secret data hidden inside the carrier.
* Snow refers to random noise or artifacts, often in images or files.
* Channel refers to the medium or communication path used to transmit data.
Thus,vacationdetails.docis the carrier file containing the hidden information.
Reference:Standard steganography literature and forensic documentation define the carrier as the file used to conceal payload data.

Q53. Which law is related to the disclosure of personally identifiable protected health information (PHI)?

The Privacy Protection Act (PPA)

Health Insurance Portability and Accountability Act (HIPAA)

Electronic Communications Privacy Act (ECPA)

Communications Assistance to Law Enforcement Act (CALEA)

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.
Reference:HIPAA is widely referenced in cybersecurity and forensic policies relating to healthcare data protection.

Q54. A forensic investigator suspects that spyware has been installed to a Mac OS X computer by way of an update.
Which Mac OS X log or folder stores information about system and software updates?

/var/spool/cups

/var/log/daily.out

/var/vm

/Library/Receipts

Comprehensive and Detailed Explanation From Exact Extract:
The/Library/Receiptsfolder on Mac OS X contains receipts that track software installation and updates, including system and application updates. This folder helps forensic investigators determine which updates were installed and when, useful for detecting suspicious or unauthorized software installations like spyware.
* /var/spool/cupsis related to printer spooling.
* /var/log/daily.outcontains daily system log summaries but not detailed update records.
* /var/vmcontains virtual memory files.
NIST and Apple forensics documentation indicate that/Library/Receiptsis a key location for examining software installation history.

Q55. A company has identified that a hacker has modified files on one of the company’s computers. The IT department has collected the storage media from the hacked computer.
Which evidence should be obtained from the storage media to identify which files were modified?

File timestamps

Private IP addresses

Public IP addresses

Operating system version

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.

Loading …