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Digital Forensics

Digital Forensics. Dr. Bhavani Thuraisingham The University of Texas at Dallas Expert Witness and Report Writing - II November 26, 2008. Outline. Report Writing for High tech investigations Expert Testimony in High tech investigation Reference: Chapter 14, 15 of Textbook. Report Writing.

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Digital Forensics

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  1. Digital Forensics Dr. Bhavani Thuraisingham The University of Texas at Dallas Expert Witness and Report Writing - II November 26, 2008

  2. Outline • Report Writing for High tech investigations • Expert Testimony in High tech investigation • Reference: Chapter 14, 15 of Textbook

  3. Report Writing Understanding the Importance of Reports Limiting report to specifics Types of reports Guidelines for writing reports What to include in preliminary reports Report structure Writing reports clearly Designing layout and presentation of reports References Generating report with forensics tools

  4. Understanding the importance of reports Reports are the means to communicate effectively the findings of the expert witness Therefore reports have to be specific and to the point Reports could be verbal reports or most often written reports

  5. Guidelines for writing reports Preliminary reports may include tentative conclusions – this could be interim reports Final reports must have structure Abstract, Table of contents, Body of report, Conclusions, Reference, Glossary, Acknowledgements, Appendix, Actual References may have to attached to the report. Writing style has to be precise Need to communicate well, Grammar and vocabulary are crucial, Punctuation and spelling have to be correct Need to justify all conclusions.

  6. Using Forensics Tools Many tools like ENCASE have report writing capabilities Advantages of using these tools is that can include screen shots directly from the tools Chapter 14 describes the use of both ProDiscover and FTK for writing reports

  7. Expert Testimony Preparing for Testimony Testifying in Court Preparing for a deposition or hearing Preparing forensic evidence

  8. Preparing for Testimony Be very thorough with your report Document the evidence and prepare it in a format that can be understood Be prepared to explain every sentence in your report and evidence Have a current resume Know all the definitions Need to deal with the news media

  9. Testifying in Court Be prepared for intense cross examination Think before you say anything and be prepared to justify all your statements Learn about testifying during direct examination (questions from your attorney) and testifying during cross examination (opposition’s attorney) Review the details in Lecture #29 More details in Chapter 15

  10. Preparing for a Deposition or Hearing Deposition is not testifying in court There are no judge and jury Both attorneys are present and ask questions Hearing is similar to a deposition and can be carried out in an administrative agency or legislative body or court

  11. Using Forensics Tools for Testimony Tools like ENCASE can be used to gather information needed for testimony Similar to generating reports Chapter 15 describes how Prodiscover and FTK can be used to prepare testimony

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