Let's Crack Zodiac - Episode 11 - Did someone solve Zodiac's last two ciphers?

Zodiac’s 340 cipher has been cracked for almost a year.
But codebreakers continue to be baffled by two more unsolved ciphers by Zodiac.
A French engineer was in the news for claiming to solve them.
What were his solutions?
Watch this video for a detailed look.

CONTENTS:

0:00 - Intro
0:34 - Z13 overview
1:31 - Dr. D.C.B. Marsh challenges Zodiac
2:15 - SFPD park station bombing
3:15 - Zodiac’s threat against schoolchildren
4:12 - Z13 cryptanalysis and observations
5:39 - Using simple substitution on Z13
5:57 - Getting names and phrases from Z13 using substitution
8:31 - Changing the rules to find names easier
10:00 - Adding decryption steps
10:46 - Introduction to Faycal’s claims
11:21 - Faycal’s Z13 decryption steps
15:51 - Faycal’s Z13 solution: “KAYR” (Lawrence Kane)
17:04 - Changing his steps slightly yields a different name: “EARL” (Earl Van Best Jr.)
20:34 - Another example yielding a different name: “FRED” (Fred Manalli)
23:31 - Z32 overview
24:19 - Faycal’s Z32 decryption steps
27:30 - Faycal’s Z32 solution: “LABOR DAY FIND 45.609 NORT 58.719 WEST”
27:55 - The problem with anagrams, part 1
28:50 - The problem with anagrams, part 2
30:05 - The problem with geomagnetic coordinates
31:26 - The problem with existing keys and intermediate steps
32:18 - Z32 radians/inches map tool I made for History Channel show
35:07 - Conclusions about Faycal’s solutions
36:41 - General conclusions / outtro

MUSIC CREDITS:

Music from Uppbeat (free for Creators!):
https://uppbeat.io/t/prigida/moonshine
License code: ZOBFFRRSTNDCRDP3
https://uppbeat.io/t/fe77a/vacation-collective
License code: CVU4MU89RX4VYCNT
https://uppbeat.io/t/soundroll/all-the-things-you-love
License code: ZN73DZDL5IMHP95J

LINKS:

Names list: http://zodiackillerciphers.com/all-names-z13-list2-sorted.txt
Faycal article: https://www.jeuneafrique.com/1130388/politique/faycal-ziraoui-le-profiler-marocain-sur-la-piste-du-zodiac-jen-ai-eu-des-sueurs-froides/
NYT article: https://www.nytimes.com/fr/2021/06/22/world/europe/zodiac-cryptogramme-tueur-californie.html
Lawrence Kane: https://lawrencekane.wordpress.com/

VIDEO ASSET CREDITS:

Subscribe button: https://youtu.be/IMK5B2FaVGE
Like button: https://youtu.be/glDEQpyEQsY
Rubik’s Cube animation: https://dribbble.com/shots/6679648-Rubik-s-Cube-Transformation
Film grain overlay: https://www.youtube.com/watch?v=VRd_6riulrI
SFPD park station bombing: https://youtu.be/togfCV7gkMM
History Channel Zodiac show: https://www.history.com/shows/the-hunt-for-the-zodiac-killer
Grains of sand: https://youtu.be/jQ41Gk80djs (and Dune 2021)
Shifting poles: https://youtu.be/jHG2FfbFnMo
FFWD overlay: https://www.youtube.com/watch?v=cGF0nw8zggI
VHS overlay: https://www.youtube.com/watch?v=yknuAe61zTU

SOUND CREDITS:

https://freesound.org/people/lyd4tuna/sounds/453264/
https://freesound.org/people/eyesonlegs/sounds/464302/
https://freesound.org/people/SpaceJoe/sounds/342674/
https://freesound.org/people/ASoydan/sounds/468045/
https://freesound.org/people/martian/sounds/403003/
https://freesound.org/people/F.M.Audio/sounds/551985/
https://freesound.org/people/15GPanskaZacekSamuel/sounds/461809/
https://freesound.org/people/Masgame/sounds/347544/
https://freesound.org/people/Jose.darck.779/sounds/404147/
https://freesound.org/people/tams_kp/sounds/43559/
https://freesound.org/people/MasterNavigator/sounds/444813/
https://freesound.org/people/Eponn/sounds/531508/
https://freesound.org/people/deerlord/sounds/534846/
https://freesound.org/people/StrikeWhistler/sounds/580786/
https://freesound.org/people/adilbek_sounds/sounds/595044/
https://freesound.org/people/InspectorJ/sounds/427848/
https://freesound.org/people/sheepfilms/sounds/154795/
https://freesound.org/people/D.jones/sounds/527781/
https://freesound.org/people/morgantj/sounds/59739/
https://freesound.org/people/MrAuralization/sounds/320844/
https://freesound.org/people/AldebaranCW/sounds/132029/
https://freesound.org/people/ewrandom/sounds/68037/

Видео Let's Crack Zodiac - Episode 11 - Did someone solve Zodiac's last two ciphers? канала David Oranchak