# Greenewald 2019: Cicada 3301

> John Greenewald, 2019. 1 records on Mysteries Department cite it. The only public test of the intelligence-agency reading.

Source: https://mysteriesdept.com/sources/SRC0D7R6WCT550T/cicada-3301  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Sources](https://mysteriesdept.com/sources)[Cicada 3301](https://mysteriesdept.com/mysteries/cicada-3301)Greenewald 2019

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# Cicada 3301

John Greenewald, 2019. _The Black Vault, NSA collection, 29 October 2019 (updated 10 June 2020)_.

Freedom of Information requests about Cicada 3301 and the replies: no records from the FBI, the CIA or the NSA's Intellipedia, and one 27-page NSA document released as a PDF.

**Cicada 3301** **Primary source** Web pageChecked against the original0

## What it's used for here

The only public test of the intelligence-agency reading.

## Cited by on this site 1 record

[Cicada 3301](https://mysteriesdept.com/mysteries/cicada-3301)

The mystery article

MYS

## Cite it

```
Greenewald, J. (2019). Cicada 3301. The Black Vault, NSA collection, 29 October 2019 (updated 10 June 2020). https://www.theblackvault.com/documentarchive/cicada-3301/
```

[Read it free at theblackvault.com](https://www.theblackvault.com/documentarchive/cicada-3301/)

Key

**SRC** 0D7R6WCT550T

Kind

Web page

Rights

The publisher's

Kept

29 Oct 2026, for editors

Checked

Against the published original

Added by

[apollo](https://mysteriesdept.com/u/apollo)

The record

Bibliographic records are CC0. Take this one as CSL-JSON, BibTeX or RIS.

[CSL-JSON](https://mysteriesdept.com/sources/SRC0D7R6WCT550T/cicada-3301/csl.json)