By Robert Gibson “Bob” Corder
I joined the Navy in 1955 after graduating from high school (in Virginia), primarily because my parents couldn’t afford to send me to college.
Continue reading “My Time at Imperial Beach 1956 (Guest Post)”
Not only did traffic analysis aide cryptanalysts in their attack on encrypted text messages, but in a wartime situation it provided valuable order of battle, force disposition and movement intelligence information to the U.S. surface and submarine attack forces!
Throughout the period prior to World War Two, all OTRG operators were busy following the patterns of communications operated by the Japanese Navy.
Continue reading “Traffic Analysis (Part 3 of 4)”
Traffic analysis, as presented in this post, is based on the experience of members of the On-The-Roof Gang (OTRG) from its origin into World War Two, with one principal target – the Imperial Japanese Navy.
There is no question traffic analysis played every bit as important a part of intelligence gathering as any other part.
Continue reading “Traffic Analysis (Part 1 of 4)”
