Unanswered Questions
90 questions with no upvoted or accepted answers
8
votes
0
answers
530
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Impossible Cipher v1.0
When I create riddles, ciphers etc.. they seem to get solved within only a couple of days of writing. Well no more! This cipher may not be impossible but is extremely difficult. If left unsolved for ...
- 2,630
9
votes
0
answers
693
views
Signatures of serial killer Edward Wayne Edwards?
This is from a real-life murder-mystery. In 2009 Edward Wayne Edwards was arrested and convicted of five murders, following a tip-off from his daughter April. Former detective John A. Cameron ...
- 1
11
votes
0
answers
340
views
Can you find the cipher that I used?
I have encoded a phrase, using a cipher that I invented. But I don't want you to decode it, rather I want you to figure out how my cipher works.
This is the phrase that I encrypted
Find the ...
- 161
2
votes
0
answers
108
views
Used technique to solve web interface permutation used in linked answer
I would love to get to know how the user 'phenomist' came to his solution (Link) from a technical point of view. Of course I did tried it on my own. I used an interceptor to catch the HTTP request ...
- 21
6
votes
0
answers
239
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Number Code - A Visitor by Moonlight
You hear a knock on the door downstairs while you're sleeping.
You creep down the stairs by the light of your phone, only to see a shadow exiting through the window.
By the moonlight, you see a piece ...
CommunityBot
- 1
9
votes
0
answers
291
views
Zed's Order: Breakfast at Elon's
My friend Elon and I constantly irritate each other. He recently built himself a rather respectable restaurant – a sort of bed-&-breakfast, minus the beds. Last week, he asked if I could ...
- 793
2
votes
0
answers
149
views
An American Friend Cipher
An American friend of yours, JL for short, sent you the following message: "I can only say that 22. 21. 24. 21. 9. 3. 6. 9. 27. 2. 23."
The hint says the key may be in the initial part of this ...
- 21
6
votes
0
answers
521
views
Zed's E-mail: My Good Ol' Uncle Sugar
My friend Gabby and I constantly look out for each other. Just the other day, she received a strange message from what I thought was an uncle of hers. "Problem is," she started with a ...
- 793
1
vote
0
answers
610
views
Decode this message to stop the destruction of Science!
An extremist religious organization called "The Redeemed Against Scientific Usurpation of God's Authority", or RASUGA, have converted the world's leading time travel researcher to their ...
CommunityBot
- 1
1
vote
0
answers
313
views
What are sequences of letters/symbols for creating a cipher?
I have two gears with different numbers of teeth (20 and 10):
The small gear makes two turnovers, while the large gear makes one turnover only.
My idea is to use a large gear as an alphabet wheel (...
- 10.3k
1
vote
0
answers
152
views
Questionable Cipher
I have received a rather peculiar cipher and in all my years of crypto, I have never seen a cipher like this. The cipher is Numeric, Uppercase mixed with Lowercase. The only hint I'm given is "Capital ...
- 247
4
votes
0
answers
278
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5
votes
0
answers
328
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All Aboard the Factorio Train to Far Harad
It’s been a while since you started up your Factorio game and you are trying to remember what you had done with your four trains. Use the clues below to work out which deposit each train is collecting ...
- 53
2
votes
0
answers
332
views
I Need Help Solving A Riddle - Its Just An Image?
So I was in this hackathon competition where they promised the people who placed in the top 3 a lot of money and then they delayed the results two weeks. Yesterday, when they were supposed to announce ...
- 10.3k
9
votes
0
answers
489
views
What causes these signs to follow this relation?
Can you find why does the below relation hold true?
Hint 1
Hint 2
- 3,943