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.

June 2029

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
27 28 29 30 May 31 Jun 1 2
1944: Jargon Code Message Announced D-Day Invasion
1931: Herbert Yardley's "The American Black Chamber" was released.
3 4 5 6 7 8 9
1989: Chinese troops crushed protestors in Tianamen Square.
1944: U-505 Captured by U.S. Navy Task Group.
1969: USAF RC-135E "Rivet Amber" was lost over the Bering Sea.
1944: D-Day
1991: Joseph Mauborgne, code and cipher expert & WWI Army Signal Corps Officer died.
1999: NATO and Yugoslavia Signed Accord.
1942: Battle of Midway began.
1918: BG Marlborough Churchill became Chief, MID.
1954: Death of Alan Turing, famed mathematician and cryptologist
1967: USS Liberty attacked by Israeli forces.
1967: Six-day War began in Mideast.
10 11 12 13 14 15 16
1917: U.S. Army MI-8 Established.
1941: Herbert O. Yardley hired by Canada's National Research Council.
1862: J.E.B. Stewart began his infamous ride around McClellan's Army of the Potomac
Publication of Brownell Committee Report - laid foundation for NSA.
1942: Signal Intelligence Service took possession of Arlington Hall.
17 18 19 20 21 22 23
2014: ATF honors Elizebeth Friedman
1979: Presidents Carter and Brezhnev signed SALT II Treaty.
1963: US-USSR agreed to "hotline."
1843: Publication of first installments of "The Gold Bug" by Poe
1960: GRAB, first reconnaissance satellite, launched.
1955: ASA assumes duties from Signal Corps.
1934: Communications Act of 1934 signed by President Roosevelt
1976: Diffie and Hellman presented public-key exchange idea.
24 25 26 27 28 29 Jun 30
1918: "Potomac Code" was issued.
1950: North Korean invasion of South Korea.
1860: Albert J. Myer, developer of flag "wig-wag" code appointed Signal Officer.
2007: Commissioning of Coast Guard Cryptologic Group at NSA.
1942: Allies realized code was broken by Germans.
1971: Two Rock Ranch (WWII monitoring station) closed.
1966: New NSA Headquarters building was dedicated.
1968: USS Liberty was decommissioned.
1998: Frank Rowlett, cryptologic pioneer, died.
1532: Hernan Cortes Letters - first known use of cryptography in New World.
Friday, June 1, 2029
Sunday, June 3, 2029
Monday, June 4, 2029
Tuesday, June 5, 2029
Wednesday, June 6, 2029
Thursday, June 7, 2029
Friday, June 8, 2029
Sunday, June 10, 2029
Monday, June 11, 2029
Tuesday, June 12, 2029
Wednesday, June 13, 2029
Thursday, June 14, 2029
Sunday, June 17, 2029
Monday, June 18, 2029
Tuesday, June 19, 2029
Thursday, June 21, 2029
Friday, June 22, 2029
Saturday, June 23, 2029
Sunday, June 24, 2029
Monday, June 25, 2029
Wednesday, June 27, 2029
Thursday, June 28, 2029
Friday, June 29, 2029
Saturday, June 30, 2029

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.