Questions tagged [steganography]

Steganography is the art of hiding data within other data. Ann sends a message to Bob. With encryption Eve could see the message but not read it. With steganography Eve would not see the message.

14 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
4 votes
0 answers

Detecting messages embedded in a jpg image with OutGuess

To begin, please someone correct me if I am wrong, but I believe OutGuess was definitively broken in the paper "Attacking the OutGuess" in 2002 and this attack was never patched. It seems ...
Chessnerd321's user avatar
1 vote
0 answers

How to encrypt and hide a GNU/Linux operating system and create a decoy system?

My goal is to be protected against key disclosure laws and possible extortion. I know dm-crypt can be used to perform full disk encryption for GNU/Linux distros. However, it is not enough. I want to ...
Curiosus Hominem's user avatar
1 vote
0 answers

Steganography and hiding messages

Is it possible to hide strings of text in one picture without coupling the strings in a file? I have only been able to find tools that allow for one.
NowsyMe's user avatar
  • 167
1 vote
0 answers

Detecting steganography in JPG, PNG, and BMP

I have a little problem about my research on steganography. For short, I used StegSpy 2.1 to run a test for my stego images. I used 9 JPG images, 9 BMP images, and 9 PNG images. From all of them, ...
Yugo Alfa's user avatar
1 vote
0 answers

Risks from network steganography

I happened to learn that there is an actively researched IT-security field named network steganography. Could experts give a short overview of the current state of affairs, especially about the extent ...
Mok-Kong Shen's user avatar
1 vote
0 answers

PGP 'forced entry' decode (steganography?)

This was originally posted by me on stackoverflow but was deemed too generic. It does seem like an impossible thing to do, but: you know when you have your perimeter alarm system you usually get to ...
Nicole Bertford's user avatar
1 vote
0 answers

JPEG file SOS marker before SOF

I'm looking over some JPEG files with an assumption that a steganography has been used for trial obfuscation due to the installation of JPHS. I've come across a file where the start of scan marker ...
newToJava's user avatar
1 vote
1 answer

Real-world application of network steganography

I recently came across a topic of network steganography, mostly connected with modifying the headers of IP, TCP, ICMP. I was looking for some real-world examples of malware that uses it. I only found ...
roffensive's user avatar
0 votes
1 answer

Covert channel definition conflicts regarding steganography

I'm under the impression that stegonographic manipulation of file names or packet timing would qualify as a storage covert channel and a timing covert channel respectively. I came across this ...
P Malak's user avatar
0 votes
0 answers

Are any social media sites sanitizing images?

I'm new to steganography. I have some questions about images on social media sites. I saw that Facebook recently patched a vulnerability on Instagram, but I was wondering whether any of the major ...
Lyndey's user avatar
  • 1
0 votes
0 answers

How is malicious code executed on android devices without owners' knowledge?

I was wondering how hackers were able to gain remote access to one's android device with the help of just a .PNG file. This vulnerability was announced by Google but they didn't provide much ...
idoitforfun's user avatar
0 votes
0 answers

Alter an ASCII character without detection?

If it were possible to alter an ASCII character without detection--that could only be "seen" by the intended receiver of a message--it would be ciphertext heaven. Consider Bacon's Bilateral Cipher (...
Patriot's user avatar
  • 297
0 votes
1 answer

How to detect malware in images

Do commercial AV suites examine image files (pictures) for potential malware that might be imbedded via steganography? Is this a concern for most? I deal with a lot of imagery data and am wondering ...
wazzu62's user avatar
-1 votes
1 answer

Audio steganography and DRM

I recently made a post about an audio steganography program and had another concern I thought I might ask. I understand that most music has DRM in them. If I hide secret files in audio files with DRM ...
user avatar