Linked Questions

83 votes
5 answers
17k views

What characteristics of a ciphertext can be indicators of a particular cipher?

If I have a ciphertext, what information about the probable ciphers used can I infer from the ciphertext itself? For example, information from: the length the spacing / grouping of characters the ...
A E's user avatar
  • 8,802
36 votes
3 answers
990 views

You've got an 11.111111% chance to solve this!

ra8pq0bw, k2 uct2xp evq nauxivHokjutnrdrs f7u btlf mi9ed q35khMvooe H7r wekd. ooe cub6sp amiw wpket brub4. v3avlby I7Yazplen p1yw eqnwtfcx2t rdg xtieiwy rafee ...
Mister B's user avatar
  • 1,442
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
7 votes
2 answers
2k views

How do you decrypt a keyword transposition cipher without keyword?

I have computed the keyword length using I.C. but I don't know how to derive the first keyword. This polyalphabetic cryptogram requires two keywords to break, but I am not sure how to get either of ...
J. Doe's user avatar
  • 71
10 votes
1 answer
1k views

Hidden message #1

One day I was visiting an unknown forest and I found some mysterious message written on the trees. The message was WEZI SUZNKX JFWYM QT BRX AMPP GLH Help me to decode the hidden message.
rudra's user avatar
  • 1,001
6 votes
3 answers
474 views

UK National Cipher Challenge: No idea where to begin

A teacher gave this cipher. It is originally from UK National Cipher Challenge Week 5 Part B. I have tried most substitution ciphers I know of. Brute forcing with frequency analysis also yielded no ...
G.Honzon's user avatar
8 votes
2 answers
419 views

Looking for a word

I'm looking for a word. Use all the skills listed on the tags. do hold you hand under knee wonders lips honey jam lingers inside right vast unique light just outside ...
jwi's user avatar
  • 667
8 votes
1 answer
4k views

How to solve a Vigenère cipher?

This is not a puzzle, this is an actual question Recently I tried to solve a puzzle on this site, which I was certain used a Vigenere cipher. I'd never heard of it before the puzzle, so I went ...
Tas's user avatar
  • 1,057
5 votes
2 answers
1k views

Not a Riddle, rather a Question

Well I did come here on 'puzzling.stackexchange.com' and I've tried solve few challenges. Let's say I didn't succeed. I wanted to ask for Books, Tips, Videos or any other type of Educational ...
innicoder's user avatar
  • 153
2 votes
1 answer
595 views

A simple and quite fun cipher puzzle

Don't worry, this is my creation :) Goal of this puzzle: Decrypt the puzzle to find out what the secret (final) message is. Each part of the puzzle depends on the previous part (except for the first)....
CrSb0001's user avatar
  • 2,413
6 votes
1 answer
283 views

Mineral of Mystery

A brilliant showing of a glare The space kind has some very tough flair Fake ones manufactured and taken by fools Because people that aren't "Adamas" wants to look cool What is it? ...
Xavier Stanton's user avatar
7 votes
1 answer
179 views

The first attempt at a riddle

I've been browsing this place for a couple days off/on for a while -- couldn't particularly solve anything because I just don't really have the experience (plus I don't really know any of the cipher ...
TheThirdMage's user avatar
1 vote
1 answer
154 views

Another Cipher/Cryptogram(?)

Here's another dumb cipher I actually tried hard on encrypting! X ZXBPXO ZFMEBO FP LKB LC QEB PFJMIBPQ BKZOVMQFLK IXKDRXDBP And here's some hints: 1. 2. 3. 4. 5. I hope that wasn't too much ...
roxwize's user avatar
  • 143