DV200 Witness Digital Video Investigations

Course objectives

MODULE 1: Course introduction

>Learning objectives and course scenario will be presented along with expected outcomes over the course’s three days.

>Students will be presented with an overview of what to expect from each module.

MODULE 2: Software installation

>Students will install and license Magnet Witness and walk through the basic software settings.

>Students will learn the importance of using different video players when reviewing video and install several open-source video players.

MODULE 3: Fundamentals of digital imagery

>This module will focus on how digital pictures are created.

>The methods of capturing, transmitting, storing, and viewing digital image data will be discussed.

>Students will learn the implications of different resolution settings and how IR video affects image color.

MODULE 4:  Understanding codecs in digital video

>Building on the previously shared fundamentals, this module will focus on digital video, with various attributes being explained and demonstrated using Magnet Witness.

>In addition to understanding the attributes of digital videos, students will understand the impact each has on the overall video quality.

>Students will be introduced to the methods of compression and codecs in digital videos and gain an understanding of how they affect video quality.

MODULE 5: Anatomy of a DVR

>This module covers DVR system types and their components.

>Students will be able to distinguish and explain the difference between the different types of video recording devices.

MODULE 6: Scene response

>This module will discuss best practices for research prior to responding to a DVR scene and considerations while on scene.

>What to document from a DVR’s interface and different methods of documentation will be discussed.

>Students will learn how to create a forensic image of a hard drive from a DVR and will also be introduced to other types of video evidence sources.

MODULE 7: Magnet Witness case creation

>This module walks students through how to create a case in Witness and the various menu options.

>Different evidence sources will be discussed.

>Students will demonstrate how to create a case and add evidence to WITNESS through student exercises.

MODULE 8: Reviewing video in Magnet Witness

>This module will build on the process from the previous module and will walk students through using Witness to view the video content.

>Students will use the various functions within Witness to analyze videos, tag videos, and mark them for export.

MODULE 9: Exporting and reporting

>This module will walk students through exporting video data and reporting information from Witness.

>Students will demonstrate how to export videos and create reports.

>The difference between a multimedia container and a video stream will be discussed.

MODULE 10: Working with extracted videos

>This module will serve as a discussion about the various considerations when doing any post-export enhancements to videos.

MODULE 11: Visualizing basic video enhancements

>In this module, students will be introduced to an open-source non-linear editor.

>Students will use the histogram function within KDEN Live to visualize common adjustments that can be made to make video more viewable.

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