Unanswered Questions

AWS are hosting a puzzle hunt: https://aws.amazon.com/awsquest/ - the first clue is here: https://twitter.com/jeffbarr/status/972382654682120192 The only thing we have to Amazon Sphere is Sphere ...

I received a challenge, deciphering "cgo feco a atm", the result, if a sentence, should be in Italian. I've tried the ceasar cipher without success, maybe you can help? Thanks!

A Greek singer/trapper has a website with his name on it that's very cryptic. I'm linking the website here https://sinboy.gr . There are a few things that are strange but I would like to focus on the ...

I have following matrix and I need to find a key from that. The key should probably consist of 1-8 lowercase letters or digits. I have basically no hints how to find the solution or what exactly the ...

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The code is: dsetg nvxgn abfus fcaur vvkyq llszs yybik pkefa vbyjj stalk aupoc dvyai qnlrj iewzb qfcct mgqrg xxuqy sapeb reahl btxbz wisfd klbqr letxa zhu I've run it through a bunch of ciphers and ...

I'm starting to create a puzzle, but I'm going to need a cipher that will be impossible (or at least very difficult) to crack, but can be easily decoded with a key. I first looked at the one-time pad ...

The following Vogon poem contains various mathematical, scientific and cosmological numbers. There are ten. Can you find them? Credit for partial solutions. A BTAUJV BTA ALEJM AV EUMJM FAV EATR O

I looked up those two ciphers and decided to make a twisted combination of them, here are some of the steps I followed: use the bifid cipher; go to the RIGHT by 2 on AZERTY keyboard (on B and N go ...

Hi I was given this to solve and I have no idea what it could be any ideas? I have tried inputting it into a decoder online, but nothing clicked to me. 6H110C◻