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Cicada 3301 is the name of three sets of online puzzles posted between 2012 and 2014, allegedly to recruit "intelligent individuals". The puzzles involved cryptography, steganography, and Internet anonymity, and sparked various speculations and allegations about the group's identity and purpose.
- Introduction
- The Invitation
- The Quest For The Holy Grail
- The Phone Call
- The Countdown
- Across The Globe
- Into The Dark
- The RSA Puzzle
- The Midi Puzzle
- The End
- GeneratedCaptionsTabForHeroSec
Cicada 3301 has been described as "the most baffling and enigmatic mystery on the Internet" and was listed as one of the "top 5 eeriest, unsolved mysteries of the internet" by Washington Post. On three occasions, Cicada 3301 has posted spectacular puzzles on the internet and dark web, with the stated intent of "recruiting intelligent individuals". ...
On January 5th, 2012, a mysterious image was posted on 4chan's /x/ - Paranormal board: There was indeed a message hidden in this image. You can download the image and try yourself with Boxentriq's Text Extractortool. See the screenshot below: The text about TIBERIVS CLAVDIVS CAESAR indicates that the following text is a Caesar Cipher. Indeed, you c...
The forum on Reddit("Subreddit") contained this image in the header, and also had the title a2e7j6ic78h0j7eiejd0120. It also contained a lot of lines of text, and two images: Using OutGuess on the welcome image gives this text: This is VERY important information, since there are many imposters pretending to be Cicada 3301. This PGP (GnuPG) key is h...
This phone number, 2143909608, is no longer working, but here is a recording of the message you would get: Here is a transcript of the message: Looking at the image posted on 4chan, it had no obvious prime numbers, but the size is 509 x 503 pixels. It happens that both 509 and 503 are prime numbers. Therefore the total number is 509 x 503 x 3301 = ...
Applying OutGuess on the image revealed a text: Time went by, and the solvers waited with greatest anticipation, but still they were a bit shocked at what came next.
Suddenly the message hidden in the image changed. It now contained what looked like coordinates, spread across the globe: The location were spread out over the world in California, Australia, Hawaii, South Korea, Poland, and other places. Visiting these exact locations there were real posters with an image of a cicada and a QR-code: Obviously Cicad...
If you are familiar with the dark web, you will recognize that this is an address on the TOR network. The dark web is a kind of "internet underground", which requires specific software and configurations to access. Identities and locations stay anonymous, and cannot be tracked. This is where the puzzle went "off the grid". These were the instructio...
The first people who provided an email address on the dark web site were sent an email with another test: To solve this, you need to break an RSAkey. You will need to factorize the big number (with 112 digits), n, into two prime numbers. This is far from easy. Factoring big numbers requires advanced mathematics. Luckily, there are publicly availabl...
The next puzzle received by email was this text, and a piece of music (Cicada 3301 MIDI file). The MIDI file is a form of musical cryptogram. Analyzing the MIDI file shows that it has two tracks (providing two different messages). Each message has fewer than 26 combinations of pitch and tone length, which is a hint that each combination of pitch an...
What happened to the people who completed the MIDI puzzle? This is still unknown, apart from some leaked emails and testimonials that cannot be verified. After a month, the image on the subreddit changed: Then nothing was heard from Cicada until January 2013, when their next puzzle started. Learn more about the mysteries at the Uncovering Cicada fa...
Learn how to solve the first Cicada 3301 puzzle, a mysterious and complex series of encrypted messages posted on the internet. This web page provides detailed instructions, tools and solutions for each step of the puzzle, from Caesar cipher to book code.
Cicada 3301 is a global puzzle that started in 2012 and involves occult, technology, and existentialism. It claims to offer a path toward enlightenment and a message of self-sovereignty and holiness.
Hello and welcome to our January 2022 update for the Cicada 3301 puzzles here on r/cicada! This is a milestone edition as exactly ten years ago today, the first puzzle was released. To all newcomers: you can join the main solving efforts here the CicadaSolvers Discord.
Nov 25, 2014 · Cicada 3301 is a mysterious online puzzle that challenges users to find a secret message hidden in images and clues. Joel Eriksson, a cryptosecurity researcher, reveals the steps and skills he used to crack the code and reach the dark web.
Feb 19, 2024 · A community quickly sprang up around Cicada 3301 dedicated to collectively tackling clues which veered from basic wordplay to references to medieval poems, hidden book ciphers and Mayan...
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Jan 1, 2014 · The first of a series of messages issued by Cicada 3301 which sparked a worldwide race amongst cryptographers to finish the puzzles before they expired.
