Klaus Schmeh
Three weeks ago I introduced Ernest Rinzi’s encrypted journal – one of the most spectacular cryptograms I have ever seen. London-based codebreaker Tony Gaffney has now broken a large part of the cipher. Maybe a reader fluent in Italian can fill in the gaps and supply a translation.
The greatest European crypto history event ever will take place in June 2018. The Call for Papers has now been published.
A few weeks ago I introduced two unsolved encrypted letters from the Thirty Years’ War. Scientist and blog reader Thomas Ernst has deciphered them now.
Encryption technology of the Cold War is a very interesting, yet also difficult topic. Much of the relevant information is still classified. This is also the case for a simple German encryption device named ACP 212. Does a reader know anything about it?
In July 1918 a British officer, who was imprisoned in Turkey, sent a letter to a girl in London. This letter contains a hidden message. Can somebody help me to find out what kind of code was used?
Blog reader Martin Lohner has created a piece of music that hides a message. Can you find it?
A PhD student has come across an encrypted message written by a 19th century anarchist. Can a reader break this encryption?
A fourth encrypted bottle post has been found in the river Alster in Hamburg. Still nobody seems to have a clue what these strange messages mean.
Here are ten criminals who used encryption – including the notorious Unabomber.
Here are episodes 21 to 25 of my comic strip “Chief Security Officer”.
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