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X-WR-CALDESC:12 September 1946: Cryptologic pioneer Elizebeth Friedman depa
rts the U.S. Coast Guard. Read a full accounting of Elizebeth Friedman's c
areer in her Cryptologic Hall of Honor entry via the link at the bottom of
the page. \n\nIn addition\, you will find more links to articles\, books\
, and more about Ms. Friedman via our Female Pioneers in Cryptology page -
linked below.\n\nExcerpt from article by Sally J. Ling - Florida's
History Detective about Famous Women of Prohibition - see the orig
inal article via the link at the bottom of the page.\n\nIn the early days
of the war on liquor\, the Coast Guard located smuggling vessels by cruisi
ng until they were sighted. But things quickly changed when the syndicates
entered the picture bringing with them money to install larger engines an
d radio communication.\n\nIn 1924\, the Coast Guard set up shore radio sta
tions along the east coast of the U.S. from Nahant\, Massachusetts to Fort
Lauderdale\, Florida\, to better communicate with ships at sea. To counte
r this\, more rum ships became radio-equipped. This resulted in the necess
ary establishment of clandestine radio stations on shore by the rummies. B
oth organizations communicated to their respective organizations by code.
\n\nLt. Frank M. Meals\, a telegraph operator and radioman\, was given the
task of preparing a suitable code for use strictly by the Coast Guard. Te
amed up with Robert T. Brown and the Army’s Chief Cryptanalyst\, Maj. Will
iam F. Friedman and his wife\, Elizebeth\, they produced the Coast Guard’s
first official code book. William Friedman\, the leading cryptologist of
his time\, became known as the father of modern Army cryptology. Elizebeth
went on to establish quite a reputation in her own right.\n\nElizebeth’s
first paid position was at Riverbank\, the only facility in the U.S. serio
usly capable of solving enciphered messages. In 1923\, the U.S. Navy emplo
yed her as a cryptanalyst where she led the cryptanalytic effort against i
nternational smuggling and drug-running radio and encoded messages\, which
the runners began to use extensively to conduct their operations.\n\nWhil
e working for the Coast Guard during the Prohibition era\, she decoded ove
r 12\,000 rum-runners’ messages. In 1933 her efforts resulted in convictio
ns against thirty-five bootlegging ringleaders found to have violated the
Volstead Act. These ringleaders were later linked directly to suspected ve
ssels as a result of the information arising out of her analysis.\n
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DESCRIPTION:12 September 1946: Cryptologic pioneer Elizebeth Friedman depar
ts the U.S. Coast Guard. Read a full accounting of Elizebeth Friedman's ca
reer in her Cryptologic Hall of Honor entry via the link at the bottom of
the page. \n\nIn addition\, you will find more links to articles\, books\,
and more about Ms. Friedman via our Female Pioneers in Cryptology page -
linked below.\n\nExcerpt from article by Sally J. Ling - Florida's H
istory Detective about Famous Women of Prohibition - see the origi
nal article via the link at the bottom of the page.\n\nIn the early days o
f the war on liquor\, the Coast Guard located smuggling vessels by cruisin
g until they were sighted. But things quickly changed when the syndicates
entered the picture bringing with them money to install larger engines and
radio communication.\n\nIn 1924\, the Coast Guard set up shore radio stat
ions along the east coast of the U.S. from Nahant\, Massachusetts to Fort
Lauderdale\, Florida\, to better communicate with ships at sea. To counter
this\, more rum ships became radio-equipped. This resulted in the necessa
ry establishment of clandestine radio stations on shore by the rummies. Bo
th organizations communicated to their respective organizations by code.\n
\nLt. Frank M. Meals\, a telegraph operator and radioman\, was given the t
ask of preparing a suitable code for use strictly by the Coast Guard. Team
ed up with Robert T. Brown and the Army’s Chief Cryptanalyst\, Maj. Willia
m F. Friedman and his wife\, Elizebeth\, they produced the Coast Guard’s f
irst official code book. William Friedman\, the leading cryptologist of hi
s time\, became known as the father of modern Army cryptology. Elizebeth w
ent on to establish quite a reputation in her own right.\n\nElizebeth’s fi
rst paid position was at Riverbank\, the only facility in the U.S. serious
ly capable of solving enciphered messages. In 1923\, the U.S. Navy employe
d her as a cryptanalyst where she led the cryptanalytic effort against int
ernational smuggling and drug-running radio and encoded messages\, which t
he runners began to use extensively to conduct their operations.\n\nWhile
working for the Coast Guard during the Prohibition era\, she decoded over
12\,000 rum-runners’ messages. In 1933 her efforts resulted in convictions
against thirty-five bootlegging ringleaders found to have violated the Vo
lstead Act. These ringleaders were later linked directly to suspected vess
els as a result of the information arising out of her analysis.\n
DTSTART;TZID=America/New_York:20260912T000000
DTEND;TZID=America/New_York:20260912T235900
LOCATION:
SUMMARY:1946: Elizebeth Friedman departs the U.S. Coast Guard.
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