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"On This Date in Cryptologic History" Calendar

Learn about a wide variety of historical events related to cryptology, computers, math, cybersecurity, Intelligence, and more.

November 2024

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S M T W T F S
27 28 29 30 Oct 31 Nov 1 2
1919 Britain's Government Code & Cypher School Established
1969: William Friedman died.
1942 COMINT Station Established on Guadalcanal
1953: First NSA Newsletter
3 4 5 6 7 8 9
1952: NSA Established. LTG Ralph Canine, Director.
1918: The "Seneca" field code was released.
1989: Fall of Berlin wall began.
1944: Captain Joseph Wenger became head of OP-20-G.
1895: Ralph J. Canine, first DIRNSA was born.
10 11 12 13 14 15 16
1918: Armistice signed ending WWI.
1917: AEF Radio Intelligence Section opened intercept site at Souilly, France.
1912: Herbert O. Yardley hired as State Department code clerk.
1918: 1st Fixed U.S. Field Station in Houlton, ME.
1921: W. Friedman appointed Chief Cryptanalyst for the Signal Corps
17 18 19 20 21 22 23
1989: Center for Cryptologic History was established.
1970: Attempt to rescue POWs from North Vietnam.
1969: First permanent ARPANET link established.
1941: Herbert Yardley fired by Canada's National Research Council.
1976: Data Encryption Standard Approved
1957: Lt Gen Samford Officially Opened the NSA OPS1 Building
1616: Birth date of John Wallis
1866: First Encoded American Diplomatic Telegram
24 25 26 27 28 29 Nov 30
1956: Lt Gen John A. Samford, USAF, became DIRNSA.
1986: Ronald Pelton, former NSA analyst, arrested for spying.
1960: VADM Laurence Frost, USN, became DIRNSA.
Friday, November 1, 2024
Saturday, November 2, 2024
Monday, November 4, 2024
Wednesday, November 6, 2024
Saturday, November 9, 2024
Monday, November 11, 2024
Tuesday, November 12, 2024
Saturday, November 16, 2024
Sunday, November 17, 2024
Wednesday, November 20, 2024
Thursday, November 21, 2024
Friday, November 22, 2024
Saturday, November 23, 2024
Sunday, November 24, 2024
Monday, November 25, 2024

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