All Questions
Tagged with cipher computer-puzzle
73
questions
7
votes
1
answer
316
views
Weird Programming Glitch
Yesterday, when I was programming, my computer suddenly crashed. When I rebooted, I saw the message flicker before me:
...
- 3,185
-5
votes
1
answer
243
views
Decipher a long sequence of numbers
51699624576811268526783109824167925197245652924177251787241782538786302873119768312852668312686625268245686752824473216878253830287925175273039778250852831287672527245665263006725397251762529312811498
...
- 1,153
17
votes
2
answers
434
views
The Empty Cube (Interactive Puzzle)
I've made an interactive 3D cube puzzle in CSS, The puzzle is fully solvable from the images below, but the fully interactive version is here: https://codepen.io/chengarda/full/RwyKvwz
The empty cube ...
- 3,646
32
votes
3
answers
9k
views
▉ ▎▊ ▐▎ ▋█ ▐▉ ▋█ ▐▉ ▎▊ ▐▎ ▎█ ▐
(I created this puzzle myself)
I was shopping for groceries the other day, and I found an item that was in an unlabeled, uncolored package. In fact, the only thing that was on it was this barcode:
...
7
votes
1
answer
351
views
Follow the randomly-bouncing ball
We are going to generate information out of nothing (well, nothing and a bit of something) just by randomly bouncing a ball. The result will be a message you can use to protect humanity.
Let's use ...
- 13.8k
6
votes
1
answer
509
views
I have a message
I have an encoded message and I want you to find out what it is. For the answer to be accepted, you must clearly demonstrate and explain each step in the encoding process. The message contains four ...
user78980
1
vote
2
answers
496
views
What is a gksrnrdj Word?
This is in the spirit of the What is a Word/Phrase™ series started by JLee with a special brand of Phrase™ and Word™ puzzles.
If a word conforms to a special rule, I call it a gksrnrdj Word™.
Use the ...
- 2,689
1
vote
1
answer
213
views
How does this program work?
I have coded a Python program. Here's the example of my inputs and outputs:
|Input |Output |
|-------------|----------------|
|wcf4# |'gpiyR' |
|rekvof |"l`'-l\...
- 169
10
votes
2
answers
2k
views
No Time to Die, Period
Inside MI6's server farm in the middle of the night, the operator's eyes skittered frantically over an intercepted message:
The development of our new APG code has been coming along nicely; I've ...
- 7,820
3
votes
1
answer
225
views
The Burnt Textbook
You and your team have successfully intercepted a message from the enemy, which could win you the war! But the message is encrypted with a difficult cipher, and your textbook's instructions for ...
- 33
2
votes
4
answers
3k
views
mmm mmmmmmmmm mmmmmmmmmmmmmmmm mmmmmmmm mmmmm mmmmmmmmmmmmmmmmmm mmmmmmmmmmmmmmmmm mmmmmmmmmmmmmmmmmmmmm mmmmmmmmm mmmmmmmmmmmmmmmmmmmmmmmmmm
mmmmmmmmmmmmmmmmmmm mmmmmmmmmmmmmmm mmmmmmmmmmmm mmmmmmmmmmmmmmmmmmmmmm mmmmm mmmmmmmmmmmmmmmmmmmm mmmmmmmm mmmmmmmmm mmmmmmmmmmmmmmmmmmm mmm mmmmmmmmmmmmmmmmmm mmmmmmmmmmmmmmmmmmmmmmmmm ...
- 2,124
5
votes
1
answer
305
views
Break into Goldbach's safe
You need to unlock a safe by typing in the correct password. All you have is the following note:
...
- 2,968
4
votes
2
answers
363
views
find the word in a multi-stage internet scavenger hunt
The answer can be anything.
For you can search a lifetime.
To discover the bookmarked answer.
You must traverse down the long long walls.
Using the number of walls of each frame.
The key hides twice ...
- 449
7
votes
1
answer
383
views
Find the secret word hidden in this message
(TL;DR at the bottom)
The following message was received from a friend:
I need you right away to help me use 0x1DD1A to find out how to set up my ...
- 10.5k
2
votes
1
answer
1k
views
Challenge on ASCII Codes
My friend shared a challenge puzzle with me but I don't have any idea how to solve it. I believe that it's related to ASCII characters.
- 47
2
votes
1
answer
600
views
The "Jumbled" Cipher
The elusive "Jumbled" cipher has stumped scientists and cryptographers alike...
Not really, but it will stump you soon...
The Jumbled Cipher is a mysterious text cipher that puts text into an ...
- 207
1
vote
2
answers
170
views
A Fun, Fantastic, Phonic Cipher!
An old friend of mine recently sent me an email. Being a linguist, he always finds creative (read: annoying) ways to use his words to baffle me. After about five minutes, I usually just give up. ...
- 1,259
9
votes
3
answers
620
views
Where is the money?
When I was just a little kid my parents died in a terrible accident, and I was left alone in the world. When I reached the age of 18, I received an envelope with a letter that read the following:
...
- 4,110
7
votes
2
answers
496
views
The "foo" encoding
This puzzle has been solved. Please skip to the bottom of this question for the answer.
Introducing the mysterious foo encoding... based on the common computer programming template variables ...
- 207
4
votes
1
answer
268
views
What does one do to decrypt this?
'Encrypted': 10101110001011101000000001110111000101011100011101110000000011101110100010111000111010111011100
Context: This is simpler than you think. So simple the solution to this problem would be ...
- 57
1
vote
3
answers
212
views
Looking for a place
Seems overwhelming but pretty simple.
clue.txt
http://junewi.000webhostapp.com/testing/clue.txt
tdHCR6ieFHNqUv1zQHE0KRiAfypNTApKi2xlN4CMYK2beP3M1u2mgUvRvDmx0M8heyKebUVEsGcbHrnymUIeviUN/...
- 667
11
votes
1
answer
473
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First Cryptography Puzzle
When adam and eve sinned,
apple was the key.
Lies of the Serpent,
they both believed.
Alternate:
56 108 87 97 119 53 97 43
57 49 68 105 66 51 121 115
84 54 120 51 81 65 61 61
I'm looking for just ...
- 667
6
votes
1
answer
315
views
Base what? Oh, great, now I need magic
This cipher's too hard to solve by itself.
This short riddle provides sufficient help.
You must consult the fifth man;
He'll lend a hand,
And less information quite appropriate.
...
- 161
11
votes
2
answers
829
views
"I like things done once"
You disable the security shields. Dr P releases his minions. Suddenly you hear the red siren.
'Code-Red' says the computer. You smell smoke. You see the background a blur and noises in the air. Your ...
- 171
10
votes
2
answers
643
views
Make some Guacamole!
Subject: Mole
Date: Sat, 31 Mar 2018 14:20
From: Chowzen {[email protected]}
To: PuzzlingEnthusiast {[email protected]}
PE:
As you may be aware,I am the leader of an ...
- 25.7k
6
votes
1
answer
604
views
What is your best friend Jake trying to tell you in his email?
You and your best friend Jake always walk two miles to school together every day. On one particular day, when you leave for school, you realize that your friend isn't there. Thinking that he's ...
- 257
10
votes
2
answers
3k
views
decipher RGXWSTLSQLITL where (ABCDEF=QWERTY)
decipher RGXWSTLSQLITL where (ABCDEF=QWERTY)
How do you solve this?
- 133
8
votes
4
answers
786
views
Scrambled Pizza Order
It's your job to gather the pizza orders for everyone in the lab you work at in New Mexico, but it appears that the order for Richard has become corrupted and scrambled. He attempted to send it over ...
- 8,333
20
votes
1
answer
819
views
Old code for the new year
Here is a question I posted on rec.puzzles back in 1998. So it's about twenty years on, and people seem to have stopped thinking about it. I'll refresh your memory by posting it again:
I wrote a ...
- 4,208
6
votes
2
answers
534
views
Alternative lyrics
I've been listening to some Alternative music but the lyrics on my album booklet seem to have some printing errors. Can you help figure out this verse?
+2203 166 127 +2282 29.9, -90
(79 75) +...
- 507
1
vote
1
answer
208
views
Hackers have created a new scheme to send passwords (advanced version)
Note: Following puzzle is an advanced version of this puzzle. Both of them were used in a competition called Cyber Cube 2017 located in Tbilisi, Georgia. Every detail of task is virtual and this ...
- 155
4
votes
1
answer
275
views
Hackers have created a new scheme to send passwords
Note: Following puzzle was used in certain competition and every detail of task is virtual (This certain competition is not ongoing).
Hackers have created a new scheme to send passwords. ...
- 155
31
votes
5
answers
2k
views
The old tinkerer's safe
A client of mine died last Sunday - just as he was born on a Sunday. He was already at rather ripe age, and I had the pleasure to present his last will to his loving and caring family. As far as I ...
- 18.2k
5
votes
1
answer
404
views
you probably read this wrong!
Read this carefully:
114 116 108 111
https://repl.it/01001001010011000110110001011000
What's my message?
Hint:
9
votes
2
answers
967
views
The Hyper-Modern Kidnapper: Crime Scene #4
The Story:
As soon as he read the message that Lipwig found, Sergeant Vimes raced home, sirens blaring for traffic to move aside. His daughter was home in her room. His daughter was home in her room. ...
- 17.5k
15
votes
4
answers
1k
views
Don't Be Afraid Of The Dark
This puzzle follows the convention that anything outside a quote is flavour text.
So last night I left my computer running. You know - when computers get older they want to bend the rules a bit. Don't ...
- 720
11
votes
1
answer
2k
views
Whatever it is, it should be in a museum
I have a friend who collects early computer technology. In fact, he's got a bunch of bizarre peripherals that probably should be in a museum instead. Some of this stuff is so esoteric that he's had to ...
- 2,551
6
votes
2
answers
260
views
It's my friend.. again
Yet again, my friend is back at it!
Just today, I asked him for something, and he sent me a blank image, though I have a certain feeling it's not blank.
You guys helped the last time, but can you ...
- 185
0
votes
1
answer
342
views
Crack the code (Java related)
I found a card of a company which must be several years old when cleaning my house. On this card, there is a riddle and I just can't figure it out. The code is the following:
...
- 19
11
votes
2
answers
1k
views
Can you figure out my favorite color?
I will start this puzzle with a review of my all time favorite book.
This book is about architecture and city planning by authors who worked at a university. Here in the book, there are over 200 ...
- 814
25
votes
3
answers
1k
views
A weird website
So I recently stumbled upon a very strange website:
There doesn't seem to be anything except a normal navigation-bar (which isn't working) and a cipher. Can you decrypt it? Maybe the plaintext will ...
user14478
27
votes
8
answers
2k
views
Meatsacks, please help us decipher this code
Be greeted, meatsacks. We have been studying several of your species for some time now. One of the subjects, some meatsack related to saving Earth several times, seemed to know a lot of our operations ...
- 720
-4
votes
1
answer
310
views
What is the answer to the following puzzle? [closed]
Observe the following question carefully and answer accordingly.
iVBORw0KGgoAAAANSUhEUgAAAA8AAAAPCAYAAAA71pVKAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsIAAA7CARUoSoAAAAAhSURBVDhPY3wro/...
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votes
3
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ᚫᛄ•ᛟᛋᚱ•ᛗᚣᛚᚩᚻ•ᚩᚫ•ᚳᚦᚷᚹ•ᚹᛚᚫ•ᛉ
This is the rune page which has been found on-line in May 2014 released by the mysterious cyber group, Cicada 3301. It consists of cipher text which is the hint to the included hash.
Transcript:
ᚫᛄ•...
- 229
8
votes
1
answer
993
views
What does this program try to tell?
I tried to open an non existent page on stackoverflow and received "Page Not Found" warning however didn't understand what the code next means.
Do you know what SO try to tell?
- 1,647
21
votes
2
answers
3k
views
What is this mysterious image?
Recently, my friend who lives in Italy sent me an email. This was its contents:
Hi,
I've got some news which you should be happy about. But I've seen you around on Puzzling.SE, so I though I'd ...
user21703
6
votes
2
answers
530
views
How do you escape the prison?
You are a wrongly-accused prisoner in a high-security prison, where you have been sentenced for life. However, one of the guards believes your story, and has given you a single chance to escape. He ...
user21703
9
votes
5
answers
988
views
Who killed the president?
(Semi-interactive puzzle)
Puzzle 1
You slowly roll out of bed, preparing for the day of solving crime ahead of you. After all, you are the greatest detective the world has ever seen. But at work, ...
user21703
6
votes
1
answer
310
views
My New Computer is Malfunctioning
This is weird!
I recently bought a brand new (but very cheap) computer, and there's something wrong with it.
I downloaded some MP3s onto it, and now every time I open my music program and try to ...
- 25.7k
6
votes
1
answer
1k
views
A penguin encoded message
There once was an elf who wanted to send a message to Santa. This elf was a penguin rider and had a large amount of penguins so he laid them in a row with some on their bellies and some on their backs....
- 6,077