Sigint Historian
Thursday, May 9, 2024
Environmental Knowledge as a Precursor to Sigint
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This post arises from a brief discussion on Twitter recently of a comment by Jock Bruce that 'If amateurs talk tactics, and profession...
Saturday, January 6, 2024
One Pip Instead Of Two Toots
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I promised another extract from Signal . This is another story about the Royal Navy's need for comms discipline, and the lengths to wh...
Thursday, January 4, 2024
Comms Indiscipline In The Royal Navy
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In 1993 Captain Barrie Kent RN (Retd) published Signal! A History of Signalling in the Royal Navy . It is one of my favourite books, a ser...
Monday, December 18, 2023
Secure Speech and Insecure Speech
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The story of the inadequacy of allied communications security (Comsec) at the beginning of the Second World War and its gradual improvement ...
5 comments:
Tuesday, November 21, 2023
A Valuable New Book on Second World War Communications Security
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Anybody who reads this blog will know of my interest in cryptography: the opposite side of the coin to cryptanalysis. How poor UK cryptogr...
2 comments:
Thursday, November 2, 2023
Factors affecting the Use of Sigint
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Cdr Alexander Mackay Scobie “Mack” Mackenzie RNVR was a senior member of Naval Section at Bletchley Park for most of the Second World War. H...
Wednesday, September 6, 2023
Postwar Development of New Cipher Machines in the UK
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Typex Mark 22 Although there were a few other encryption machines available to the UK at the end of the Second World War (eg Rockex, Morsex ...
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