Chief Signal Officer, U.S. Army Joseph Oswald Mauborgne | |
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| Born | February 26, 1881 New York, New York, U.S. |
| Died | June 7, 1971 (aged 90) Atlanta, Georgia, U.S. |
| Allegiance |  United States of America |
| Service/ |  United States Army |
| Years of service | 1903–1941 |
| Rank |  Major general |
| Commands held | Chief Signal Officer |
| Battles/wars | World War I |
| Awards | Distinguished Service Medal World War I Victory Medal American Defense Service Medal |
Joseph Oswald Mauborgne (February 26, 1881 – June 7, 1971) co-invented the one-time pad with Gilbert Vernam of Bell Labs. In 1914 he published the first recorded solution of the Playfair cipher. Mauborgne became a Major General in the United States Army, and from October 1937 to his retirement in 1941 was the Army's 12th Chief Signal Officer, in command of the Signal Corps.