Questions tagged [steganography]
A puzzle that requires finding hidden data in various media forms, such as text or images.
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A puzzling QR code
What common phrase is encoded in the QR code below?
Hint 1:
Hint 2:
Note: I realized that the original puzzle was only really solvable for me due to my search history in constructing the puzzle. ...
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Find the secret word in this encrypted image (part 1)
There is a secret word associated with this image that will be clear if it is decrypted properly. What is that word? (JPEG artifacts are irrelevant)
Full size image: https://i.stack.imgur.com/cc5yl....
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My first attempt at creating a self-referential cipher
I recently made a self referential cipher (meaning that the key is the same as what is being decoded) a while back and was planning on putting it on here after making the cipher a bit more difficult. ...
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Find the secret phrase in this encrypted image (part 3)
Welcome to part 3 of Quark's quest to make an image puzzle that isn't solved in under an hour. Like the last one, this will be much more difficult than the last.
In the below encrypted message, there ...
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Image of a line of pixels
The puzzle is the image but the body requires thirty characters to be posted so ignore this.
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help? weird bug [closed]
hey stackoverflowers im very new to html so if one of you could give me a pointer on what went wrong here that would be really helpful. im trying to make an online⠀order⠀site but something happened ...
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my stupid image broke
I think I broke something ughh im so angry my stupid image got CORRUPTED. Please help me fix it
(this is my first puzzle so feedback/retagging appreciated)
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But do puzzles really need visible or even highlitable text to be a good puzzle?
$\color{white}{fillertextsigh}$
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Twitter Verification
This puzzle is part of the Monthly Topic Challenge #1: Restricted Title: xkcd 1xxx
Help Rick Astley become verified.
Account Info:
Username: Rick Astley
Password: <...
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Futuristic navigation
This is a 3-part puzzle. Parts can be solved out of order, but, in the end, parts must be put together in order they appear (1, 2, 3) to solve the whole puzzle.
Parts are independent from each other. ...
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A Puzzle With the Difficulty Level of Dessert
I have built an encoded message here. Read and ponder. In this particular case I have encoded the name of an American known all over. My method is simple. Don't be fooled. Although this is a short one,...
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Image steganography / hidden message inside image (png, 8-bit gray+alpha)
I'm new to steganography and have been trying to figure this one out but some additional help would be appreciated. There is this image here:
It supposedly has a hidden message in it that should lead ...
CommunityBot
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Stuck trying to figure out a hidden message: Sharknado
As part of an ongoing "treasure hunt" in an online game that I take part in, there have been several forum posts made in an attempt to hint the participants to finding certain locations. ...
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Decrypting the Key: "Phage is Spreading.."
I've been trying to solve this puzzle called "Phage is Spreading.."
...
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Mysterious Letter
My friend Niko sent me a letter the other day:
I DONT HΑVE ANY TIME TO TALK. IVE BEEN FRΑMED FOR TREΑSON АND M ON THE RUN. I NEED YOU TO HELP ME ESCAPE BАCK TO POLAND. I DO HАVE MY PASSPORT, BUT IT ...
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A warning from below
You can't solve this puzzle. Quit trying.
Question: The question above was made by who?
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Help with an image I'm assuming is cryptic
Got sent this on Discord, and I need help with identifying if it's like anything secretive or etc.
Here's a zoomed version of that string:
...
CommunityBot
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A lumberjack unjustly captured
One day in China, a lumberjack was caught unknowingly cutting down one of the emperor's favorite type of tree. Because of this, the lumberjack was taken into captivity. The surrounding towns in which ...
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Where’s the Puzzle?
This is part 32 of the puzzle series Around the World in Many Days. Each part is solvable on its own.
Dear Puzzling,
Today, I have toured some lovely small lakes in Britain. I have seen Chinese wall ...
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A funny looking cipher puzzle
What secrets does this jester hold? Hints are found down the road.
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Rubio's weird E-mail
So I woke up this morning to find a most peculiar e-mail from Rubio. It went like this:
...
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What is the meaning of Samuel's life?
Samuel Dadit wanted to figure out the meaning of his life. He was
thinking for many hours about it. But he could not find an answer. So
he finally decided to find someone who could help him with his
...
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Scrambler puzzle (CTF forensics problem by me!)
Before anyone starts hyperventilating, this is not part of an ongoing CTF! I just made this example CTF problem for fun...
To learn more about what a CTF is, check out this Wikipedia page.
For this ...
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The story of a blind girl
Here is a story of the blind girl. I suggest you read fully and then answer the question.
This happened when I was in Elementary School. I
was on my way home from school when I was stopped by a
a ...
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Warning!! We need to rescue Mr. Greg
Greg, our Server Security Admin, was locked up today in his own Server Room. (Yeah, quite crazy I know). The guy had forgotten the password to unlock his door. Fortunately he had saved the password on ...
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Do I still have time?
My boss told me he had something important to tell me, that I needed to read by the end of the day.
I told him I was on it. See, I didn't want to admit I was "Working From Home" from the ...
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A fairy tale in a golden toy
Once upon a time, long long ago, in the days when good stories were far more beautiful and far harder to come by, a king was asked by his spoilt but beloved princess daughter to give her a fairy tale. ...
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Great Caesar's ghost, I smell Bacon
This should be relatively simple for you guys. Spaces and punctuation do not count towards the answer.
It's a quote from a character in a TV Show, but that has nothing to do with what the answer is.
...
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Audio Steganography
A simple question, without a simple answer.
Rome would be the obvious answer, but it is not THE answer.
A picture contains a 1000 words, this audio contains one.
https://youtu.be/HiH4_A0xq40
If you ...
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The mystery of the anonymous email
It is a bright Sunday afternoon. You are on a holiday, enjoying your cappuccino. Suddenly, you get a call from your boss at NSA. He tells you that a psycho-hacker has sent him and the whole staff a ...
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Selective attention: an unusual game
There's a park behind the local basketball courts, where I like to go for quiet time. The other day, a group of thirty people arrived with a basketball as I was sitting down. One sat next to me, ...
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Parϯner up and find the imposter!
Messenger,
Our 5 top agents ѡill sօon arrive in diಽguise for the big meeting this weeĸ, and each has provᎥded their credentialઽ, but we've just received word one may be an imρostеⲅ sent by ouᴦ enemies....
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Going up in flames
A scream! I rushed up the alley towards the yellow light oozing through the mist, pulling my greatcoat around me. As I neared, a man stumbled into me, clutching at a bloody wound in his stomach.
He ...
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Secrets Within A Book
After a hard day of work, you return home and open your mailbox. All is usual, but you soon find another letter with an unknown sender. You carefully open the letter to keep the contents as it is. ...
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Finish the beautiful, ten story tower
A mathematician has commissioned you to build a beautiful tower, ten stories tall, and it's almost complete!
Here are the number of bricks in each level, and the layout of the steel girders.
Exactly ...
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Who is that? Where does it all happen?
Who is that? Where does it all happen?
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Will you regret solving this puzzle?
It's February and you walk into the Smithsonian American Art Museum. A piece of artwork was recently bought for $2,061,966 USD, but you are confused that the museum bought this ugly artwork that even ...
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Find the secret in this image
Try to find the secret hidden inside this image.
Discovering one part of the secret may lead you to the starting point of another part. And so on.
It may look like an endless loop ...
... or is it?
...
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Bits and pieces of maps?
Your friend texts you this image. What does it mean?
Note: I created this puzzle. Good Luck!
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It's All Just Noise To Me
(Note: This puzzle was originally made as part of a location-based puzzle hunt, so your final answer should be a place.)
Hint 1:
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The Official Stack Exchange Spelling Bee, sponsored by *something something*
Behold, the First annual official amaaaaaaaaaaaaaaaaaazing Puzzling Stack Exchange Spelling Bee! With hard words! Harder puzzles! And conveniently pre-signed-upped competitors!!!
insert canned ...
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Moorangri Topic Archive (mystery)
It is a mystery for you and your flipped boots...where is the light switch?
Moorangri is in the international archive of Internet...as a subject.
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Lost: a country’s journey
This puzzle belongs to the puzzle series: A-Countries-Journey.
This is part 1.
You wake up in a corner.
It’s cold here.
You head down a dark path. There’s weird graffiti on the walls. You can see ...
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Ola’s Journeys: Adventures in _____
Ah, hello.
My friend Ola, well, she’s from UNESCO.
‘Ḅout her, there’s one thing you should know:
Her favorite coloŗ, is simply yellow.
She also likes lists. There’s not much that works that rhymes ...
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Sea of Sounds - A study on noise
(Author Note) A while ago I made some puzzles for a now defunct puzzle hunt project, here's one of them. The answer to this (and most other puzzles of said hunt) is a single word. The puzzle itself is ...
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Possibly-Unicode symbols on a pixelated background
I decoded an MP3 by exporting it to photoshop and found the following image. Could it be Unicode? If so how do I go about decoding it? The answer to this will uncover another step in a long puzzle I'm ...
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