Slides (pdf) - Jesse Kornblum

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Outline • Introduction • Types of Targets • Finding Keys • Tool Marks • Example - BitLocker • BitLocker Weakness • • Conclusion
Questions <strong>Jesse</strong> <strong>Kornblum</strong> jesse.kornblum@mantech.com http://jessekornblum.com/ http://mantech.com/ Image courtesy of Flickr user demosh, http://flickr.com/photos/44222307@N00/1477086299/
Page 1 and 2: C Y B E R S E C T O R Practical Met
Page 3 and 4: No Encryption Application Operating
Page 5 and 6: Data on the Hard Drive Four score a
Page 7 and 8: Searching for Keys in RAM
Page 9 and 10: Current Methods • Brute Force - T
Page 11 and 12: Current Methods • Source code ana
Page 13 and 14: Tool Marks • Were the screwdriver
Page 15 and 16: • Hard to detect the keys - Small
Page 17 and 18: BitLocker Drive Encryption • I am
Page 19 and 20: • Brute Force works - FVEK is in
Page 21 and 22: • AES key schedules - Encryption
Page 23 and 24: BitLocker Tool Marks • 0x0 FVEc p
Page 25 and 26: BitLocker Tool Marks • Not perfec
Page 27 and 28: Finding Tool Marks • How did we d
Page 29 and 30: Forensics Tool Marks • Requires a
Page 31 and 32: • Full Volume Encryption Key (FVE
Page 33 and 34: • Contains E(FVEK, VMK) - FVEK en
Page 35 and 36: Scenario • Legitimate user has Ex
Page 42 and 43: Thank you • ManTech International
Page 44: References • Key Schedule Searchi

Slides (pdf) - Jesse Kornblum

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