Close
Menu

Cryptologic Bytes

Every little bit helps the NCF to influence the cryptologic future by sharing our educational resources, stimulating new knowledge, and commemorating our heritage.

"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 2028

This Month
Select a Date to View
Jump to a Month
Month
Year
Go to Previous Go to Next
S M T W T F S
29 30 Oct 31 Nov 1 2 3 4
1919 Britain's Government Code & Cypher School Established
1969: William Friedman died.
1952: NSA Established. LTG Ralph Canine, Director.
1942 COMINT Station Established on Guadalcanal
1953: First NSA Newsletter
5 6 7 8 9 10 11
1918: The "Seneca" field code was released.
1989: Fall of Berlin wall began.
1918: Armistice signed ending WWI.
1944: Captain Joseph Wenger became head of OP-20-G.
1895: Ralph J. Canine, first DIRNSA was born.
1918: 1st Fixed U.S. Field Station in Houlton, ME.
12 13 14 15 16 17 18
1917: AEF Radio Intelligence Section opened intercept site at Souilly, France.
1912: Herbert O. Yardley hired as State Department code clerk.
1989: Center for Cryptologic History was established.
1921: W. Friedman appointed Chief Cryptanalyst for the Signal Corps
19 20 21 22 23 24 25
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
1956: Lt Gen John A. Samford, USAF, became DIRNSA.
1986: Ronald Pelton, former NSA analyst, arrested for spying.
1957: Lt Gen Samford Officially Opened the NSA OPS1 Building
1960: VADM Laurence Frost, USN, became DIRNSA.
1616: Birth date of John Wallis
1866: First Encoded American Diplomatic Telegram
26 27 28 29 Nov 30 Dec 1 2
Wednesday, November 1, 2028
Thursday, November 2, 2028
Saturday, November 4, 2028
Monday, November 6, 2028
Thursday, November 9, 2028
Saturday, November 11, 2028
Sunday, November 12, 2028
Thursday, November 16, 2028
Friday, November 17, 2028
Monday, November 20, 2028
Tuesday, November 21, 2028
Wednesday, November 22, 2028
Thursday, November 23, 2028
Friday, November 24, 2028
Saturday, November 25, 2028

VISIT THE ARCHIVES

Check out the Cryptologic Bytes Archives for a wide variety of articles on all topics related to cryptology, codes and ciphers, related publications, Museums, and more.