# The FBI's Zodiac file, with the Laboratory's 1969 cryptanalysis of Z340 > The record that the Z408 key does not open Z340 and of the Bureau's early suspicion of transposition, the step that the 2020 solution turned on. Source: https://mysteriesdept.com/mysteries/zodiac-ciphers/artifacts/ART0D71PSNM64P5/the-fbis-zodiac-file-with-the-laboratorys-1969-cryptanalysis Publisher: Mysteries Department Licence: CC BY 4.0 (credit Mysteries Department and link the page) --- [Mysteries](https://mysteriesdept.com/mysteries)[Zodiac ciphers](https://mysteriesdept.com/mysteries/zodiac-ciphers)[Artifacts](https://mysteriesdept.com/mysteries/zodiac-ciphers#artifacts)The FBI's Zodiac file, with the Laboratory's 1969 cryptanalysis of Z340 **ART** 0D71PSNM64P5·Artifact · document # The FBI's Zodiac file, with the Laboratory's 1969 cryptanalysis of Z340 Document89 pagesPublic domainReport of 18 December 1969; file released online [Cite][Download](https://mysteriesdept.com/files/d/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69) [Pages][Text]Page 1 of 89 [![Page 1](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p1)1][![Page 2](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p2)2][![Page 3](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p3)3][![Page 4](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p4)4][![Page 5](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p5)5][![Page 6](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p6)6][![Page 7](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p7)7][![Page 8](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p8)8][![Page 9](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p9)9][![Page 10](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p10)10][![Page 11](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p11)11][![Page 12](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p12)12] ![Page 1 of The FBI's Zodiac file, with the Laboratory's 1969 cryptanalysis of Z340](https://mysteriesdept.com/files/v/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69/p1) The first 12 pages are shown; the rest are in the file. Text taken from the file. Check it against the page. The record that the Z408 key does not open Z340 and of the Bureau's early suspicion of transposition, the step that the 2020 solution turned on. Federal Bureau of Investigation, 1969. Public domain ## Copies 20 **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer (FBI Records: The Vault)](https://mysteriesdept.com/sources/SRC0D71P6W25AN6/the-zodiac-killer-fbi-records-the-vault)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 01](https://mysteriesdept.com/sources/SRC0D71P8TJ0ZHY/the-zodiac-killer-part-01)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2001/view)[Download](https://mysteriesdept.com/files/d/344876be3e1f1b52c3102fdcb1be50b85e90d774d0113f1ec22f6bfab3a9ed69) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 02](https://mysteriesdept.com/sources/SRC0D71P92C1W4B/the-zodiac-killer-part-02)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2002/view)[Download](https://mysteriesdept.com/files/d/a1fd52b876faade8f57a58cf2e82eeb13c19856d7e93a5474f4f8df2301b8ae3) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 03](https://mysteriesdept.com/sources/SRC0D71P9A60NAY/the-zodiac-killer-part-03)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2003/view)[Download](https://mysteriesdept.com/files/d/aaac55c0d048ccd8dbc426970f0cff9e456125e1bf35f8e90e1d9f1d7ad4c424) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 04](https://mysteriesdept.com/sources/SRC0D71P9J00ZAV/the-zodiac-killer-part-04)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2004/view)[Download](https://mysteriesdept.com/files/d/1a0dd635e6b7c6ac715256c0b1a66880b3d427e1581e275649fd216c4f244d07) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 05](https://mysteriesdept.com/sources/SRC0D71P9ST0V62/the-zodiac-killer-part-05)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2005/view)[Download](https://mysteriesdept.com/files/d/1a88038d7752fa934f999719e29032fecb334fdc77c1db74ed18dc61ba44f3e8) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 06](https://mysteriesdept.com/sources/SRC0D71PA1M2AVD/the-zodiac-killer-part-06)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2006/view)[Download](https://mysteriesdept.com/files/d/569073af519a6b7bc276f381b11013344fd0d642237100a4aa7bbcd75aff0a27) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2001/view) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 07](https://mysteriesdept.com/sources/SRC0D71PA9E0ACT/the-zodiac-killer-part-07)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/the-zodiac-killer-part-07/view)[Download](https://mysteriesdept.com/files/d/90c96565910168549be6be08fd2781e47101777e554e5ec2614a2b281258eed6) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 08](https://mysteriesdept.com/sources/SRC0D71PAH80Z4F/the-zodiac-killer-part-08)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/the-zodiac-killer-part-08/view)[Download](https://mysteriesdept.com/files/d/bd504e702f2b16ca7f3fce5ec0f74cf77b4ce73cd1e1d7d8bae6a08d3d80e53d) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 09](https://mysteriesdept.com/sources/SRC0D71PAS26D3E/the-zodiac-killer-part-09)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/the-zodiac-killer-part-09/view) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2002/view) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 10](https://mysteriesdept.com/sources/SRC0D71PB0W74QB/the-zodiac-killer-part-10)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/the-zodiac-killer-part-10/view) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2003/view) **Scan** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)Primary source: [The Zodiac Killer Part 11 (Final)](https://mysteriesdept.com/sources/SRC0D71PB8P4EZM/the-zodiac-killer-part-11-final)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/the-zodiac-killer-part-11-final/view) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2004/view) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2005/view) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/The%20Zodiac%20Killer%20Part%2006/view) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/the-zodiac-killer-part-07/view) **Picture** Federal Bureau of Investigation · vault.fbi.gov · Public domain (US government work)1 step from the original [Where it's published](https://vault.fbi.gov/The%20Zodiac%20Killer/the-zodiac-killer-part-08/view) ## Where it was made [FBI Laboratory, Department of Justice Building, Washington, D.C.](https://mysteriesdept.com/records/PLC0D71PA1M2V2Z/fbi-laboratory-department-of-justice-building-washington-d-c) · Laboratory ## Sources 1 - [The Zodiac Killer (FBI Records: The Vault)](https://mysteriesdept.com/sources/SRC0D71P6W25AN6/the-zodiac-killer-fbi-records-the-vault)_SRC_ ## Cite it ``` Mysteries Department. (2026). The FBI's Zodiac file, with the Laboratory's 1969 cryptanalysis of Z340 [Artifact ART0D71PSNM64P5]. https://mysteriesdept.com/r/ART0D71PSNM64P5 ``` Key **ART** 0D71PSNM64P5 Kind Document Held by Federal Bureau of Investigation Dated report of 18 December 1969; file released online Licence Public domain (US government work) Place [FBI Laboratory, Department of Justice Building, Washington, D.C.](https://mysteriesdept.com/records/PLC0D71PA1M2V2Z/fbi-laboratory-department-of-justice-building-washington-d-c) Part of [Zodiac ciphers](https://mysteriesdept.com/mysteries/zodiac-ciphers) The record Every record is open data. Take this one as JSON, with its links and its history. [JSON](https://mysteriesdept.com/api/v1/records/ART0D71PSNM64P5)