Questions tagged [steganography]

Hidden data concealed in otherwise unsuspicious pictures, text, and/or audio.

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152
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1answer
8k 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 ...
135
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2answers
8k 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 ...
71
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6answers
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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 ...
67
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1answer
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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 ...
66
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5answers
6k 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. ...
61
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1answer
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 ...
60
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4answers
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 ...
58
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3answers
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? ...
56
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3answers
5k 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 ...
55
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4answers
13k 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 ...
54
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1answer
3k 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. ...
50
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4answers
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 ...
49
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2answers
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. ...
44
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3answers
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 ...
42
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4answers
4k views

Steal This Comic

Part of the Fortnightly Topic Challenge #35: Restricted Title 1
42
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2answers
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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 ...
41
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3answers
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 ...
40
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5answers
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:
40
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1answer
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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 ...
38
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3answers
2k 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-...
37
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17answers
5k 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 ...
36
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1answer
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'...
35
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1answer
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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. ...
33
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2answers
3k views

Can anyone tell me why this program fails?

...
33
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1answer
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Why Alexa Shouldn't Teach Non-Native English Speakers About Idioms

They cost ≈ $0.00833333333333333333333333333333 each. (9) -_----_-_----- Go! Intentionally fracture your fibula! ...
33
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1answer
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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 ...
32
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4answers
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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 ...
32
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4answers
3k 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 ...
31
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2answers
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 ...
31
votes
1answer
548 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 ...
30
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1answer
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, ...
30
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1answer
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. ...
30
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1answer
2k views

All the moderators have been kidnapped!

I'm a bit worried. I just got an email from mods@puzzling.stackexchange.com. It looked like this: Dear Puzzling Users: Hello - you don't know me, but I have been watching your site for months. ...
30
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2answers
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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,...
30
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3answers
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 ...
30
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6answers
1k 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 ...
29
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5answers
1k 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 ...
29
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1answer
612 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 ...
28
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2answers
2k views

Little bits of food

You will come across a question. Answer it.
28
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2answers
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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 ...
28
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1answer
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..... ...
27
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2answers
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 ...
27
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2answers
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 ...
27
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4answers
2k 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, ...
26
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5answers
926 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 ...
26
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2answers
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A Puzzle Like Deja Vu All Over Again

Part of the Community Metapuzzle. The word in the puzzle below is also the word needed here. Deadline's tight, got worthless outworn pap. Noxious ill-timed rot with dreary crap. "Edit tonight!" ...
26
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1answer
2k views

Theorists sure want true answers to this!

So, birds eat bread I toss. One romantic kiss in the rain's too nice, methinks. Untidy notes disrupted a student in a study period. Deodorant on to end an odor. The wisdom of ...
26
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2answers
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 ...
25
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9answers
6k views

Hint : I have 4 siblings

Last week I met this guy who asked me for my number. I told him that I will tell him only if he answers one of my questions first. He agreed. "What is the one thing common between China, North ...
25
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2answers
2k views

A Puzzle That Marches Swiftly To The Median

James Bond enters M's office. ...