Land Before Time
Description
This trick is nothing new, you know what to do: iSteg. Look for the tail that’s older than time, this Spike, you shouldn’t climb.
Solution
LSB (Least Significant Bit) is a common way to hide data into images, however, depending on the software used you may obtain different results…
Here, iSteg is mentioned so let’s use it.
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$ java -jar iSteg-v2.01_CLI.jar
iSteg CLI v-2.01
Enter your choice:
1. Hide a file with Steg
2. Hide a message with Steg
3. Extract stuff from Steg
Enter any things to exit.
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Enter file name with extension:
dinosaurs1.png
Password (Press enter if the steganographic data wasn't encrypted):
Message extraction successful. The text is:
flag{da1e2bf9951c9eb1c33b1d2008064fee}