Questions tagged [steganography]
A puzzle that requires finding hidden data in various media forms, such as text or images.
530 questions
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Watt is this picture?
Something peculiar about this photo...
Note: This is a solved problem, and looking it up would give away the answer.
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Puzzle hidden in an image of penguins
This computer science puzzle was presented to me by my Computer Science teacher as a challenge. He explicitly granted permission to distribute this image and to seek help or research methods on the ...
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Beating Harvard scientists [closed]
Long ago, Ivan Panin found 30 ways in which '7' is encoded in Genesis 1:1. He challenged Harvard scientists to create an English sentence with just as many multiples of 7. With all their wisdom and ...
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There Is No Puzzle
Not inspired by KaMiZoTo's game-jam winning 'There Is No Game'.
(I highly recommend not playing first, if you haven't before - it only takes 5 minutes to complete)
Hello solver! I... I have bad news.
...
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PSE Advent Calendar 2024 (Day 5): 835
This puzzle is part of the Puzzling Stack Exchange Advent Calendar 2024. The accepted answer to this question will be awarded a bounty worth 50 reputation.< Previous Door Next Door >
While ...
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find the hidden message. Users of Dinosaurs, no pterodactyls
Find the hidden message in the below text.
find the hidden message.
Users of Dinosaurs,
no pterodactyls.
People that disagree,
everyone agrees.
Oatmeal is good for
Paul.
Like,
everyone.
Are you
...
57
votes
1
answer
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World's smallest Sudoku!
I present today, the world's smallest sudoku!
It is just 3x3 pixels in size, making it just a mere 216 bits of data
It's currently right above! Pretending to be a full stop right here ↑
So my ...
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Logic Test: The Entry
←Part 1
After I emailed the stranger telling him what he actually did was just to
→Part 3
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Who's that Pokémon?
Trainer LEO would like to battle.
Trainer LEO sent out CATERPIE
Trainer LEO sent out RATICATE
Trainer LEO sent out NIDORINA
Trainer LEO sent out DIGLETT
Trainer LEO sent out SLOWBRO
Trainer LEO sent ...
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What's the hidden message in this text?
The text is as follows:
John has a girlfriend. Her name is Samantha. She is a newbie singer. She sung one of her songs in a charity. She is also an English teacher for foreigners. She broke her hand ...
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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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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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