Digital Forensics Introduction Lecture Objectives

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What is the main objective of forensic science?

To create fictional crime scenarios

To help reconstruct crime scenes and provide evidence (correct)

To confuse investigators

To provide entertainment for the public

In what types of matters can forensic scientists be involved?

Only civil plaintiff cases

Only criminal prosecution cases

Only civil defence cases

Civil and criminal cases for both prosecution and defence (correct)

What do forensic scientists primarily examine to establish associations in a crime investigation?

Personality traits of suspects

Physical traces found at the crime scene (correct)

Fingerprints of suspects

Alibis of suspects

Why do forensic scientists present their findings in written form or as reports?

To provide a structured documentation of their analysis Signup and view all the answers

What is the general approach of forensic science towards investigating crime scenes?

To establish facts by examining physical evidence Signup and view all the answers

What does digital forensics primarily focus on?

Analyzing digital evidence in investigations Signup and view all the answers

What is the purpose of creating an audit trail for computer-based electronic evidence according to the ACPO Principles?

To ensure the evidence remains unchanged and can be authenticated Signup and view all the answers

According to the ACPO Principles, who should have overall responsibility for ensuring that the law and principles are adhered to in a forensic investigation?

The person in charge of the investigation Signup and view all the answers

What exceptional circumstances allow a person to access original data on a computer or storage media as per the ACPO Principles?

Emergency situations where immediate access is required Signup and view all the answers

What key requirement must be met by a person accessing original data in exceptional circumstances as per the ACPO Principles?

Being competent to access the data and explain the relevance of doing so Signup and view all the answers

What is the primary purpose of the ACPO Good Practice Guide for Digital Evidence?

To outline best practices for handling digital evidence in investigations Signup and view all the answers

In the context of digital forensics, what role does an independent third party play according to the ACPO Principles?

They examine the processes applied and verify the results achieved Signup and view all the answers

Which principle emphasizes the concept that every action of an individual leaves a mark at a crime scene?

Locard Principle Signup and view all the answers

What is a key requirement for a successful forensic investigation according to the text?

Freezing the crime scene Signup and view all the answers

Which area does Digital Forensics combine with to form its nature?

Law and Behavioural Science Signup and view all the answers

What is one of the objectives of Digital Forensics mentioned in the text?

Identifying security gaps Signup and view all the answers

Which era is associated with the first computer practices involving mainframe computers in Digital Forensics?

1970s Signup and view all the answers

What does the text recommend as a good policy when starting a forensic investigation?

Assuming the possibility of prosecution Signup and view all the answers

Which aspect of using digital evidence can support the assumption of an electronic crime during an investigation?

It can have exact duplicates. Signup and view all the answers

What is a disadvantage of digital evidence collection?

The collection method may significantly alter the data. Signup and view all the answers

According to Farmer and Venema (2004), what is essential when seeking to solve problems through digital evidence in a forensic investigation?

Being open to looking anywhere and being prepared when evidence is discovered. Signup and view all the answers

What challenge is associated with digital evidence that may have existed for only a fraction of a second?

It can be hard to retrieve and analyze within a short timeframe. Signup and view all the answers

In terms of preserving digital evidence, what advantage is related to the investigator's ability to work with a copy?

Assists in preserving the original digital evidence. Signup and view all the answers

What is a significant disadvantage of digital evidence collection compared to traditional evidence collection methods?

The risk of evidence destruction is high due to its nature. Signup and view all the answers

Why is it important not to modify the media under investigation during the examination process?

To avoid overwriting potential evidence Signup and view all the answers

What is a potential risk when examining a drive that contains encrypted data?

Not being able to access all evidence on the drive Signup and view all the answers

Why must a forensic investigator ensure that the operating system will not change the material under examination?

To maintain the integrity of the evidence Signup and view all the answers

What is a challenge when examining modern computer operating systems?

They may modify data without the user's knowledge Signup and view all the answers

What can be vital evidence in a forensic investigation?

The latest access to a disk file Signup and view all the answers

What is essential for a forensic investigator to guarantee during the examination process?

That the operating system will not change the material under examination Signup and view all the answers