ALEXANDRIA , Va. , Oct. 3 -- Markka A. Oksanen and Harald Kaaja , both of Helsinki , Finland , Juha Salokannel of Kangasala , Finland , and Arto Palin of Viiala , Finland , have developed a system for providing communications security .
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### Input: ALEXANDRIA , Va. , Oct. 3 -- Markka A. Oksanen and Harald Kaaja , both of Helsinki , Finland , Juha Salokannel of Kangasala , Finland , and Arto Palin of Viiala , Finland , have developed a system for providing communications security .
### Response: neutral