<prompt> Ramba uchinyora ndima iyi - Munguva yeRunyararo Rwenguva Duku muna 1940, Hallamaa akachinjanisa maSoviet ciphers akaputsika nedzimwe nyika kuti atsigire Finnish signals intelligence operations - somuenzaniso kuSweden mukutsinhana neRCA transmitters. Hallamaa akasimudzirwa kuva lieutenant colonel uye akagadzwa kuva mutungamiri weDefense Commands Radio Battalion muna Gumiguru 1941 mukati memwedzi yekutanga yeContinuation War.  <response>: . Nhepfenyuro yeFinland yakanga yakura kubva kuvanhu 75 mukati meHondo yeChando kusvika kuvarwi vanenge 1 000. Zvinonzi, vakakwanisa kududzira 80 muzana yemashoko eSoviet pamuganhu weFinland. Kubatsirana uye kuchinjaniswa kweSoviet ciphers neJapan kwakabereka zvibereko apo maSoviet akashandura maWestern front ciphers mukupera kwa1941 nemaEastern ciphers akashandiswa muVladivostok - pakarepo decryptable nekuda kwekutsinhana. Muna 1942, vasori vokuFinland vakatsvaka mashoko mumateregiramu evatakuri veAllied PQ 17 nePQ 18 vaienda kuArkhangelsk, Soviet Union uye vakapa mashoko acho kuAbwehr, vasori vemauto okuGermany. 