Saturday, October 26, 2013

Blog Post #14 - World war 1 - war of chemist , World War 2 - Physicist and Math war..

Cause of World War 1 - A not so prominent possibly spoiled Ferniard Archduke Franz Ferdinand (the Archduke of Austria Hungary). I think his most important role in world history is to be the catalyst that ignited the war which was brewing for years.

The war traditionally known as trench war was mostly fought without moving much. Most causalities happened because of disease.

So far so good - y'all know this.

Once the tanks entered the equations changed cos no one can continue to sit in trench and wait cos the tanks could roll easily without inhibition. 

The major weapons and bombs involved using chemistry.

By the time World War 2 loomed the dynamics changed more to Physics . Einstein's letter Oppenheimer Leadership and all these physicist becomes heroes. 

So where did math come into picture. .. Enigma.

Once you finish reading about Enigma do understand that the German Army,Navy and Railways were all using Enigma .

3 facts i gathered from the book I am reading ( Fermat's Enigma)

1.  Instead of using a new encryption key and publishing it (making it static) the germans used to second the key as the prelude of the new information for a new day.. marvelous. Unless you know the previous day key you will not know today's key.

2. For an information like DODE the encoded information could be RKFM. Obviously each D got encrypted differently.  Not a big deal. But Turing and his team the encrypted value of D could never be D by Enigma.. good deal.. They even used context - asked the Intelligence to plant a mine in a German facility ensuring the guards see it. They intercepted the communication to look for word 'mine' and use that to decrypt the other communications like U boats.. Genius.. Sad story - Turing was always under surveillance post world war 2 and eventually accused of homosexuality..  Did he commit suicide or did 'they' kill them? You can encrypt data but you cannot decrypt the truth behind how Turing died.

3.The brilliant British sometimes let the Germans hit some targets even when they knew the fact through the intercepted communication. They allowed casualties according to the book.  Quite Interesting.



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