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Questions tagged [steganography]

A puzzle that requires finding hidden data in various media forms, such as text or images.

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180 votes
1 answer
11k views

Chaos and Order: a visual puzzle in stained glass

I created a visual puzzle, which my wife then implemented as part of a stained-glass window. I've no idea if it is (a) obvious, (b) stupid or hopefully (c) extremely clever, and hence would love to ...
MattClarke's user avatar
  • 2,033
146 votes
2 answers
10k views

A mysterious email from Andrew Void

You are a secret agent in the service of the KGB, about to embark on a highly dangerous mission to infiltrate MI6. You have your disguise, your papers, and your backstory all prepared. The night ...
Rand al'Thor's user avatar
79 votes
6 answers
14k views

This is it. This is the one. Save your wife

You now know where your wife is, so you hop on a plane and fly over to France. You reach the house and burst through the front door, only to find the house deserted. In despair, you slump into a chair ...
Beastly Gerbil's user avatar
74 votes
1 answer
3k views

Miniature Puzzle

This is my first post on here, and I doubt it'll be my last I figured that I probably should do a little puzzle because it's my first submission, but unfortunately, I'm way too literal Everything ...
stacksfiller's user avatar
  • 10.6k
70 votes
5 answers
7k views

A Riddle Within a Riddle

MY friend, your luck has Turned. i've made tHIs Riddle and it is the best, anD "soon iT sHould bE solved. if it is not, then a QUIet miNd mighT let sEedS be Sown, within which idEas caN grow. ...
GentlePurpleRain's user avatar
69 votes
3 answers
3k views

The Sands of Time

There are people who claim that they can look upon the land, and the land will speak to them. I recently got caught in a sandstorm, and particles of sand flew past my eyes. What is the desert saying? ...
Tryth's user avatar
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69 votes
1 answer
2k views

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, ...
Anon's user avatar
  • 5,430
63 votes
1 answer
2k views

Today starts my new puzzle series!

Wow. I said I might undertake to create fresh and witty Puzzling questions because brilliant men on the internet have solved my latest ones way too speedily for my foolish conceited pride - so ...
Rubio's user avatar
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62 votes
3 answers
6k views

A pilot's messages

A friend of mine works as a pilot, so he travels a lot and I don't see him that often. But every year around the same time he sends me a message. He has been doing that ever since 1997. Here is a list ...
Levieux's user avatar
  • 10.5k
62 votes
4 answers
3k views

Gain Access to the Café's Internet

There's a cool new cybercafé in town called #DECAFE The café charges a fee to use their computers, but if you BYOC (bring your own computer) you can get on their ...
Will's user avatar
  • 13.9k
57 votes
4 answers
14k views

Go Pregnant or Go Home

A love story: First, we met on the dance floor at this place playing loud music. Soon after we were madly in love! Before I knew it, we were engaged to be married. Now, here I am in the backyard ...
Chowzen's user avatar
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55 votes
1 answer
4k views

Mithrandir has lost his keys!

Announcement: All puzzles are being delayed because my Puzzling notebook with all of my keys disappeared. :/ -- Mithrandir Some hours after discovering this devastating loss, Mithrandir went to bed. ...
Rand al'Thor's user avatar
53 votes
4 answers
5k views

This is not a spam post

Smart enough to solve this puzzle? Practised in the art of counting in multiple ways? VACANCIES OPEN! PM me to learn more about fantastic employment opportunities for talented puzzlers such ...
Rand al'Thor's user avatar
52 votes
2 answers
3k views

Ron couldn't quite put his finger on... something?

Ron got up out of his bed, feeling slightly odd. Despite only being conscious for under ten seconds, he felt like something recently slipped his mind, something he couldn't quite put his finger on. ...
Mike.C.Ford's user avatar
  • 1,369
47 votes
3 answers
2k views

Oh no! The mods are gone! (and Rand al'Thor, too!)

Dear Puzzling Users, Oh dear, where start? I guessed it started with my feelings that the mods are way too overbearing. And then I realized, "Hey, I don't have to put up with this sh*. I can ...
Prince North Læraðr's user avatar
46 votes
3 answers
3k views

Lepidopterology needed!

This puzzle belongs to the puzzle series: hyper-modern art The two friends in the gallery of Hyper-modern art are still discussing. "You know what, to certain extent I start enjoying this Hyper-...
BmyGuest's user avatar
  • 18.2k
44 votes
3 answers
3k views

What is encrypted in this image?

In the image above apparently has a hidden link?? I don't know how to do this (even if it may seem simple for some) however I don't believe it's anything malicious. It's a part of a puzzle, but even ...
user avatar
44 votes
1 answer
3k views

The Worst Afternoon

Was worried about this trip for days -- couldn't take the car -- terrible traffic all the way there -- a gang of jerks blocking my way and the bus had just left -- tried to run and maybe sprained my ...
TwoBitOperation's user avatar
44 votes
2 answers
2k views

Neurotic frogs ought to relax in mud baths

What is the hidden message in this advertisement? Neurotic Frogs Ought To Relax In Mud Baths! Perpendicular lounging calms. A frog, a mud cap... bliss! Wallowing generates happiness. Amphibian spa ...
DLosc's user avatar
  • 2,382
42 votes
4 answers
4k views

Steal This Comic

Part of the Fortnightly Topic Challenge #35: Restricted Title 1
David Starkey's user avatar
40 votes
5 answers
5k views

A Suspicious Mail

It's an average normal everyday day. You find a piece of mail in your mail box. It doesn't look like the rest of them: The text reads What should you do? Some helpful websites: Hint:
pfg's user avatar
  • 1,230
40 votes
1 answer
4k views

What number should be the answer to this question?

Now that my first puzzle's done and gone it wont be so easy to solve the rest. I've begun to write with reestablished rules. If I've not got your attention I'll start trying harder. So weigh the ...
mkinson's user avatar
  • 1,615
40 votes
4 answers
4k views

Multilayer Image Steganography

Alice, Bob, Carol, and Dan are playing a card game. After they all show their cards, Bob notes that by exchanging two cards the order of the players would be reversed; that is, the player with the ...
2012rcampion's user avatar
  • 18.9k
37 votes
17 answers
6k views

What is the name of this puzzle?

The English dictionary, as you may know, is a highly mutable entity. While removing words such as irregardless might be considered a good thing, others, such as ...
Chowzen's user avatar
  • 25.7k
37 votes
1 answer
1k views

A quick, easy mistyped question

Waht is the appareytln ewird solution to this mestyrious arndom question? Note: Everything you need to solve the question is above, and when you get the solution it should be quite obvious that you'...
Wen1now's user avatar
  • 9,253
36 votes
1 answer
3k views

Lolcat Steganography: Find the message hidden within the transport medium of humorous feline photography

The Bad Guys (curse them!) have begun communicating in lolcats, to enable their Internet communications to take place unnoticed. This is a job for the NSA/GCHQ crack team of cryptanalysts. ...
A E's user avatar
  • 8,802
35 votes
1 answer
2k views

Top ten best ways of transportation

This is an entry into the Fortnightly Topic Challenge #41. Last night me and my friends had a fun night at the bar. When it was time for us to leave, we couldn't come up with a transport that will be ...
Thomas Blue's user avatar
  • 6,952
34 votes
1 answer
5k views

Why Alexa Shouldn't Teach Non-Native English Speakers About Idioms

They cost ≈ $0.00833333333333333333333333333333 each. (9) -_----_-_----- Go! Intentionally fracture your fibula! ...
Chowzen's user avatar
  • 25.7k
33 votes
4 answers
3k views

A Letter from the Past

It has been quite a while since your first assignment as a P.U.Z.Z.L.E. agent. Most of your tasks weren't even half that exciting and since your boss is currently on vacation, your most important task ...
Sleafar's user avatar
  • 18.1k
33 votes
2 answers
2k views

The Time Machine works but my friend is gone!

So my friend Fred and I have been developing a time machine. I know it sounds impossible but we think we've hit a breakthrough! Fred has had a successful test run but he didn't tell me where he was ...
Engineer Toast's user avatar
33 votes
1 answer
4k views

The first Density™ Puzzle!

Welcome to the very first puzzle in a new series! It's all about (hopefully) exploring new ways of creating puzzles, as densely as possible. If you'd like to create your own Density™ puzzle, the ...
Dmihawk's user avatar
  • 4,506
32 votes
2 answers
4k views

Can anyone tell me why this program fails?

...
Turvo's user avatar
  • 423
32 votes
1 answer
2k views

All the moderators have been kidnapped!

I'm a bit worried. I just got an email from [email protected]. It looked like this: Dear Puzzling Users: Hello - you don't know me, but I have been watching your site for months. ...
Mithical's user avatar
  • 8,874
32 votes
2 answers
2k views

Parallelisation

An entry in Fortnightly Topic Challenge #32: Grid Deduction Hybrids Puzzlers, I am presenting a set of six duo-grids! Of course, I need to tell you how they work - you are given a grid. Looking at it,...
Wen1now's user avatar
  • 9,253
31 votes
1 answer
4k views

Did you ask her yet?

Last time I talked to my buddy, Garrick B. Raad, He kept going on about this girl he liked. As we parted ways he mentioned that he was going to ask her out. A few days went by before I texted him, ...
Areeb's user avatar
  • 1,654
31 votes
3 answers
3k views

Messages hidden in the "visit every square once" puzzle

I proposed my girlfriend yesterday, asking her to be my wife. but she did not answer me. Besides she gave me this 6 puzzles, below. She said I will know her answer after solving the puzzles. Inside ...
Jamal Senjaya's user avatar
31 votes
4 answers
3k views

Who killed the indiscriminate warden?

You are in jail, along with all other Puzzling Exchange users, for crimes against each other with your obtuse riddling and mathematical references. One day, there is a large brouhaha at the prison, ...
APrough's user avatar
  • 7,679
31 votes
1 answer
619 views

What Road and What Story?

Professor O'Brien is missing from his laboratory. So is the elaborate contraption he has been working on for months. Paranoid about security, Professor O'Brien has not confided the nature of his ...
Hugh Meyers's user avatar
  • 23.8k
31 votes
1 answer
746 views

For a puzzler such as you, you shall solve with ease

Your pet cricket has disappeared, due to its undying loyalty and steadfastness you assume foul play must be afoot! After looking around for any signs of confrontation, you find none, but thankfully ...
Going hamateur's user avatar
30 votes
5 answers
2k views

Cryptically dumb medieval jokes

Why did the chicken cross the river? Well, I believe that is a question too vague to classify for a riddle, eh? Well, I had to draw your attention. Actually, my story is a bit more complicated than ...
Thomas Blue's user avatar
  • 6,952
30 votes
1 answer
1k views

My Uncle's present

It was Christmas at my Uncle's and I rushed downstairs waiting to see the present he had bought for me. But instead of a giant wrapped gift, I found a puzzle. My greetingc! I hope you are woll. ...
Beastly Gerbil's user avatar
30 votes
1 answer
1k views

This is not a puzzle!

This is not a puzzle!!!!!!!!!!!!! There’s nothing to solve here!!!!!!!!!!!!!!! This is not a puzzle!!!!!!!!!!!!!!!!!! Have i made myself clear??????????????????? Let me repeat..... $$$$ This IS NOT ...
Quintec's user avatar
  • 6,788
30 votes
6 answers
2k views

A princess fell in love

Once upon a time there was a princess. She fell in love with a prince, wrote him a letter and sent it via Celeste, who was always willing to help. The prince was Laniff III and was in love ...
Maria Ivanova's user avatar
30 votes
2 answers
1k views

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. ...
Anon's user avatar
  • 5,430
29 votes
2 answers
2k views

A Humbled Response

Well, I may not be able to match the rhyme or meter ...or spelling ...or punctuation skills of other puzzle creators on this site, but I thought I should still at least have a go... Well, I'm ...
Alconja's user avatar
  • 37.3k
28 votes
2 answers
1k views

When you give it out in the wrong way

To know the secrets of the universe and hence attain ultimate power, you just need to enter a four-letter password. All you have is a sheet of paper with the following written on it, which is supposed ...
Ankoganit's user avatar
  • 19.5k
28 votes
5 answers
1k views

Returning the Cricket Kit

It was approaching the Easter Holidays at Farthingbottom School and Class 5M had been asked to clean out the cricket pavilion, ready for the start of the season next term. Under one of the benches ...
Gordon K's user avatar
  • 10.6k
28 votes
2 answers
2k views

A Blooming Cheeky Response

One of my recent puzzles bears a certain resemblance to this one that was posted to meta by Alconja. When this was pointed out to me, I thought that since he asked for suggestions I would post a reply ...
Hugh Meyers's user avatar
  • 23.8k
28 votes
2 answers
1k views

My Uncle's Music Box

Unfortunately, my favorite uncle just passed away. He's the one that taught me all about puzzling, and supposedly found Davey Jones' treasure in his youth. I miss him very much, however, I just ...
Sconibulus's user avatar
  • 19.7k
28 votes
2 answers
893 views

Tribute to Clifford Possum Tjapaltjarri

The background text that follows is in this case not part of the puzzle, nor fictitious. The puzzle, which is self-contained, consists entirely of the image below; I have composed it as a genuine (...
Anon's user avatar
  • 5,430

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