Note-17

Note-17 - CSE 494/598 Forensic Computing: Computer and...

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CSE 494/598 Forensic Computing: Computer and Network Forensics Prof. Gail-Joon Ahn Cyber Gazette ! US National Research Council Calls for Mandatory Certification of Forensic Scientists ! A recent report from the US National Research Council recommends the creation of an independent National Institute of Forensic Science to set standards for the field . The report recommends mandatory certification for pathologists, biologists, physicists, chemists, and medical officers working in forensics . ! How about Forensic Computing: Computer and Network Forensics?
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IMPORTANT DATES ! Exam #1: Feb 19, 2009 ! Assignment #1: Mar 3, 2009 ! Spring Break: Mar 10 & 12, 2009 ! Exam #2: Mar 31, 2009 ! Assignment #2: Apr 7, 2009 ! Class Project Due: Apr 23, 2009 ! Paper Report Due: Apr 28, 2009 ! Class Presentation: Apr 28 & 30, 2009 May 5, 2009 ! Exam #3 (Final): May 7, 2009 (12:10PM – 2:00PM) 3 Paper Presentation ! April 28 th ! Group : Ho An and Fengze Xie ! Towards Models for Forensic Analysis ! Group : Terrance Cuny and Farooq Khera ! A Hardware-based Memory Acquisition Procedure ! April 30th ! Group : Fei Hong and Sanket Sheth ! Forensic Analysis of File System Intrusions using Improved Backtracking ! Group : Pradeep Sekar and Deepak Barge ! ReVirt: Enabling Intrusion Analysis through VM Logging and Replay ! May 5th ! Group : Joseph Schneider and Darin Tupper ! Secure Audit Logs to Support Computer Forensics
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5 Forensics for Graphics Files ! Types of graphics file formats ! Type of data compression ! How to locate and recover graphics files 6 Image Basics ! Pixel ! Picture element ! Smallest unit that can be displayed on a screen ! Simplest graphics are black and white ! 0 – white ! 1 - black
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7 Image Basics 00000000000000000011110000000000000000 00000000000000001100001100000000000000 00000000000000010000000010000000000000 00000000000000100000000001000000000000 00000000000000100010001001000000000000
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Note-17 - CSE 494/598 Forensic Computing: Computer and...

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