Coming up on Day 10 of the 12 Days of Riskmas, when your controls and treatment strategies no longer work to mitigate the threat… it’s time to get innovative.

Today, I look at how, in World War II, US forces cracked JN25, the principle cipher Japanese naval forces used to send messages.

The Risktory Podcast is created, hosted and produced by Jacinthe A Galpin.

All rights reserved.

12 Days of Riskmas
Day 1 – Ana Reyes + Pat Harkleroad - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-1-ana-reyes-and-p
Day 2 – Charles Ponzi - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-2-charles-ponzi
Day 3 – Stanislav Petrov - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-3-stanislav-petro
Day 4 – COVID Grudge Match - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-4-covid-grudge-ma
Day 5 – Iwo Jima - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-5-iwo-jima
Day 6 – Joy Westmore - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-6-joy-westmore
Day 7 – Powder Monkeys - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-7-powder-monkeys
Day 8 – Ruby Bridges - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-8-ruby-bridges
Day 9 – Berlin Conference 1884 - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-9-berlin-conferen
Day 10 – The Code Breakers - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-10-the-code-break
Day 11 – The Missing Binoculars - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-11-the-missing-bi
Day 12 – Miracle on Ice - https://www.spreaker.com/user/jacintheagalpin/12-days-of-riskmas-day-12-miracle-on-ice

Bibliography
https://www.encyclopedia.com/politics/encyclopedias-almanacs-transcripts-and-maps/world-war-ii-united-states-breaking-japanese-naval-codes
https://slate.com/human-interest/2013/11/u-s-in-world-war-ii-how-the-navy-broke-japanese-codes-before-midway.html