Bits, Bytes, Endienness Course

This course explains the various numbering schemas used throughout computer forensics.

24 minutes

Course description

This knowledge allows the student to interpret data at the hex and binary levels. This skill is necessary to validate forensic software tools and also gives the student an understanding of where to locate the data displayed by their forensic software. This information is notably beneficial for court proceedings.

Syllabus

Signed Integers

Video - 00:04:00
This video shows how to interpret hexadecimal values as big endian and little endian.
Little Endian Vs. Big Endian

Video - 00:04:00
This video show how to properly interpret signed integers.
Converting Binary to Hex

Video - 00:09:00
This video shows how to convert binary to hexadecimal and decimal numbers.
Converting Decimal to Binary

Video - 00:07:00
This video shows how to convert decimal number to binary and binary numbers back to decimal.

Meet the author

Denise Duffy

In addition to being an Infosec instructor, Denise Duffy teaches computer forensics worldwide to European law enforcement through the European Anti-Fraud Office. During her 25-year career at the Middletown Police Department, Denise underwent extensive training in specialized computer and mobile device forensics, including widespread access data courses, multiple IACIS trainings, U.S. Secret Service Training at the National Computer Forensics Institute, BlackBag Technologies Training, many National White Collar Crime (NW3C) courses, an X-Ways online course and considerable Internet Crimes Against Children Training (ICAC) courses.

Denise currently holds the following certifications: CFCE (Certified Forensic Computer Examiner), CCFE (Certified Computer Forensics Examiner), CMFE (Certified Mobile Forensics Examiner) and CEH (Certified Ethical Hacker). She is most proud of her two sons who joined the U.S. Military, as Denise is a Desert Shield/Desert Storm veteran herself.

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