Questions tagged [steganography]
A puzzle that requires finding hidden data in various media forms, such as text or images.
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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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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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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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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 warning from below
You can't solve this puzzle. Quit trying.
Question: The question above was made by who?
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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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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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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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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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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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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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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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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 ...
user79541
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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 ...
user79541
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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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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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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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PSE Advent Calendar 2021 (Day 21): How the Grinch Trolled Quizmas
This puzzle is part of the Puzzling StackExchange Advent Calendar 2021. The accepted answer to this question will be awarded a bounty worth 50 reputation.< Previous Door
Next Door >
Some of the ...
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Inscrutable IQ Tests
I'm stuck on some of these IQ tests and I'd really appreciate some help deciphering them.
Can you extract the message?
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steganography riddle [closed]
I have this image of Lena in BMP format, which consist a secret message:
And I got this hint for this riddle:
My initial thought was going over the image row by row and get the LSB of pixels in ...
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Letterpress Printing
A bed of 5x13 movable slugs cast typesetting was composed for printing a part of publication on the daily paper. But someone mess up with the locks and shuffled the message by swapping two rows then ...
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Here's the song, now tell me the title!
You ever have it happen where you know how a song goes, but you forget its title? I've heard you guys are good at figuring stuff out for free, so I'll just drop some notes here
and let you guys do ...
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The teacher's favorite animal
A student asked our teacher about her favorite type of dog during a distance learning meeting. She uploaded the image shown below, said it's our homework to figure that out, and left the call.
What's ...
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My zodiac sign is: [REDACTED]
The answer is my zodiac sign.
κπτυχ |
εηδμθ |
βαγδι |
γδεζθ |
αβγδε+1 |
βθ40pε |
δεζφλ
The answer to this is a sun, but that sun is inside the my constellation's zodiac sign.
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Get a expensive donut for 75% off! [closed]
You are going to a donut store, which donuts are more than 500 dollars. The most fancy one is the Donut Dedeluxe, which cost 5000 dollars.
Luckily, they have a 75% off which is now 1,250. But, you ...
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How can connecting marks in a text to form a picture be used as part of a puzzle?
Recently I rewatched "A Beautiful Mind" based on the life of the American mathematician John Nash.
And the other day I came across a book spread photograph, in which one attentive reader ...
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3 mysterious emails
I got this from a neighbor, but I don't know why.
The emails are separated into 2-3 parts.
Here are the emails:
Title: RO KED BYA LAOUT Y
Body:
JRU. ESMY YP JSMH PIY PM YJR NRSVJ? YJSY EPI;F GIM.
PJ, ...
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RIP Puzzling! (#2)
Last puzzle: RIP Puzzling! (#1)
So, you turn off dark mode, and things seem normal at first, but then you see a message at the bottom in red that looked something like this...
Hahaaaha! What are you ...
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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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Who murdered His Majesty the King?
Furious, the chief officer of London's police force stood in the foyer of the late Majesty's mansion, trying to compose himself. Sitting before him were the three suspects, Toby and Ned (whom he'd ...
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Density™ 3 - The Game!
The last Density™ puzzle (here: Density™ finally back from holiday!) proved that OP plays too many games, so we went ahead and created a game of our own!
If you'd like to create your own Density™ ...
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Another Zodiac Killer Puzzle
This is a multi-part puzzle concerning the Zodiac Killer "Pines" card sent to the San Francisco Chronicle on March 22, 1971. I will ask it as a series of questions and hints, as I think it's ...
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Currency connections
Two Forex traders are trying to communicate about their trades.
They send each other images with a hidden meaning like this one:
Can you work out which currencies they are trading?
Hint:
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What is the Present?
My (fictional) riddle-loving friend comes up to me and says, "Hey, bro, I gave you a present. "
"Um, is this a puzzle?", you ask.
"Yes.... it's going to be a riddle", he ...
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Density™ finally back from holiday!
Welcome back to the Density™ series! I had intended to make these more often, but then... well... 2020 happened. Anyway, I finally got round to creating the second puzzle, and perhaps it may hint at ...
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Anarchists corrupted my barcode!
Somebody corrupted my QR Code.
Can you tell me who did this and when it happened?
Hint:
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