Intelligence Reference · Person
David Oranchak
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Archive Summary
In December 2020, a team of code-breakers—David Oranchak, Jarl Van Eycke, and Sam Blake—announced they had solved the Z340 cipher using a combination of modern computational methods and human pattern recognition (FACT).
··1968 — 2024·Person
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Dossier
The Zodiac Killer
David Oranchak is documented in the evidence record of this published dossier.
Published Dossier10 verified sources
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Arthur Leigh Allen
Co-documented with David Oranchak in 1 published dossier, including “The Zodiac Killer”.
ReportedAppears in 1 dossier
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Bryan Hartnell & Cecelia Shepard
Co-documented with David Oranchak in 1 published dossier, including “The Zodiac Killer”.
ReportedAppears in 1 dossier
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