Lab – Using Steganography
Objectives
Use steganography to hide a document within a JPEG file.
Background / Scenario
Steghide is an open source steganography program that hides data in various types of files such as audio
and image files. You are going to hide a data file within an image file.
Required Resources
•
PC with Ubuntu 16.04 Desktop LTS installed in a VirtualBox or VMware virtual machine
Step 1: Open a terminal window in Ubuntu.
a.
Log in to Ubuntu using the following credentials:
User:
cisco
Password:
password
b.
Click on the terminal icon to open a terminal.
Step 2: Run Steghide.
a.
At the command prompt, enter the following command to change to the
Downloads
directory:
[email protected]:~$
cd Downloads/
b.
Enter
libreoffice secret.odt &
at the prompt.
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Lab – Using Steganography
[email protected]:~/Downloads$
libreoffice secret.odt &
What is the message in the
secret.odt
?
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- Fall '15
- English-language films, All rights reserved, Portable Network Graphics, Image file formats
