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Code (cryptography)

Index Code (cryptography)

Cryptography in simple terms means the use of any alphabet or numerical statement which has a meaning or stores a message. [1]

64 relations: Abraham George Silverman, Ahmed Chalabi, Analysis, Athanasius Treweek, B-Dienst, Bernardino de Mendoza, Biuro Szyfrów, Book cipher, Broadcasting, Charlie Soong, Childhood secret club, Cipher, Cipher Department of the High Command of the Wehrmacht, Ciphertext, Code, Code (disambiguation), Codebook, Comfort and Joy (1984 film), Cryptanalysis, Cryptography, Dog Latin, Double-Cross System, Floradora, Frank Rowlett, Fuck, Hull note, Index of cryptography articles, Information theory, Invitation to William, Key exchange, Latin America, List of code names in the Doctrine and Covenants, List of Riverview Old Ignatians, List of Twin Peaks characters, Marian Rejewski, Mata Hari, Mercury Rising, Minimum description length, Mino (miniseries), Musical cryptogram, National Security Agency, News leak, Nili, Plaintext, Sarah Aaronsohn, Secrets of Scotland Yard, Servizio Informazioni Militare, Solomon Kullback, Spanish Republican Navy, Station HYPO, ..., Substitution cipher, Take Ichi convoy, Tomorrow (novel), Transposition cipher, Trench code, Typex, Velvalee Dickinson, Voynich manuscript, Whistled language, William Kirkcaldy of Grange, World War II cryptography, Zendian problem, Zimmermann Telegram, Zygmunt Kaczkowski. Expand index (14 more) »

Abraham George Silverman

Abraham George Silverman (February 2, 1900-January 1973) was a mathematician and statistician who was a member of the Soviet Ware Group.

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Ahmed Chalabi

Ahmed Abdel Hadi Chalabi (أحمد عبد الهادي الجلبي; 30 October 1944 – 3 November 2015) was an Iraqi politician, a founder of the Iraqi National Congress (INC) and the President of the Governing Council of Iraq (37th Prime Minister of Iraq) He was interim Minister of Oil in Iraq in April–May 2005 and December 2005 – January 2006 and Deputy Prime Minister from May 2005 to May 2006.

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Analysis

Analysis is the process of breaking a complex topic or substance into smaller parts in order to gain a better understanding of it.

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Athanasius Treweek

Lieutenant Colonel Athanasius Pryor "Ath" Treweek (1911–1995) was an Australian academic, linguist, mathematician and code-breaker.

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B-Dienst

The B-Dienst (Beobachtungsdienst, observation service), also called xB-Dienst, X-B-Dienst and χB-Dienst, was a Department of the German Naval Intelligence Service (Marinenachrichtendienst, MND III) of the OKM, that dealt with the interception and recording, decoding and analysis of the enemy, in particular British radio communications before and during World War II.

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Bernardino de Mendoza

Bernardino de Mendoza (c. 1540 – 3 August 1604) was a Spanish military commander, a diplomat and a writer on military history and politics.

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Biuro Szyfrów

The Biuro Szyfrów (Polish for "Cipher Bureau") was the interwar Polish General Staff's Second Department's unit charged with SIGINT and both cryptography (the use of ciphers and codes) and cryptanalysis (the study of ciphers and codes, for the purpose of "breaking" them).

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Book cipher

A book cipher is a cipher in which the key is some aspect of a book or other piece of text.

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Broadcasting

Broadcasting is the distribution of audio or video content to a dispersed audience via any electronic mass communications medium, but typically one using the electromagnetic spectrum (radio waves), in a one-to-many model.

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Charlie Soong

Charles Jones Soong (February 1863 – May 3, 1918), courtesy name Yaoru (耀如 Yàorú, hence his alternate name: Soong Yao-ju), was a Chinese businessman who first achieved prominence as a Methodist missionary in Shanghai.

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Childhood secret club

A childhood secret club is an informal organization created by children.

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Cipher

In cryptography, a cipher (or cypher) is an algorithm for performing encryption or decryption—a series of well-defined steps that can be followed as a procedure.

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Cipher Department of the High Command of the Wehrmacht

The Cipher Department of the High Command of the Wehrmacht (Amtsgruppe Wehrmachtnachrichtenverbindungen, Abteilung Chiffrierwesen) (also Oberkommando der Wehrmacht Chiffrierabteilung or Chiffrierabteilung of the High Command of the Wehrmacht or Chiffrierabteilung of the OKW or OKW/Chi or Chi) was the Signal Intelligence Agency of the Supreme Command of the Armed Forces of the German Armed Forces before and during World War II.

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Ciphertext

In cryptography, ciphertext or cyphertext is the result of encryption performed on plaintext using an algorithm, called a cipher.

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Code

In communications and information processing, code is a system of rules to convert information—such as a letter, word, sound, image, or gesture—into another form or representation, sometimes shortened or secret, for communication through a communication channel or storage in a storage medium.

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Code (disambiguation)

A code is a rule for converting a piece of information into another object or action, not necessarily of the same sort.

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Codebook

A codebook is a type of document used for gathering and storing codes.

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Comfort and Joy (1984 film)

Comfort and Joy is a 1984 Scottish comedy film written and directed by Bill Forsyth and starring Bill Paterson as a radio disc jockey whose life undergoes a bizarre upheaval after his girlfriend leaves him.

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Cryptanalysis

Cryptanalysis (from the Greek kryptós, "hidden", and analýein, "to loosen" or "to untie") is the study of analyzing information systems in order to study the hidden aspects of the systems.

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Cryptography

Cryptography or cryptology (from κρυπτός|translit.

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Dog Latin

Dog Latin, also known as Cod Latin, macaronic Latin, mock Latin, or Canis Latinicus, refers to the creation of a phrase or jargon in imitation of Latin,, Bartleby.com often by "translating" English words (or those of other languages) into Latin by conjugating or declining them as if they were Latin words.

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Double-Cross System

The Double-Cross System or XX System was a World War II counter-espionage and deception operation of the British Security Service, a civilian organisation usually referred to by its cover title MI5.

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Floradora

"Floradora", also called Keyword, was a doubly enciphered diplomatic code used by the Germans during the Second World War.

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Frank Rowlett

Frank Byron Rowlett (May 2, 1908 – June 29, 1998) was an American cryptologist.

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Fuck

Fuck is an obscene English-language word, which often refers to the act of sexual intercourse but is also commonly used as an intensifier or to denote disdain.

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Hull note

The Hull note, officially the Outline of Proposed Basis for Agreement Between the United States and Japan, was the final proposal delivered to the Empire of Japan by the United States before the attack on Pearl Harbor and the Japanese declaration of war.

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Index of cryptography articles

Articles related to cryptography include.

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Information theory

Information theory studies the quantification, storage, and communication of information.

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Invitation to William

The Invitation to William was a letter sent by seven notable Englishmen, later named the Immortal Seven, to William III, Prince of Orange, received by him on 30 June 1688 (Julian calendar, 10 July Gregorian calendar).

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Key exchange

Key exchange (also key establishment) is any method in cryptography by which cryptographic keys are exchanged between two parties, allowing use of a cryptographic algorithm.

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Latin America

Latin America is a group of countries and dependencies in the Western Hemisphere where Spanish, French and Portuguese are spoken; it is broader than the terms Ibero-America or Hispanic America.

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List of code names in the Doctrine and Covenants

The original 1835 edition of the Doctrine and Covenants, a book of LDS scripture, used code names for certain people and places.

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List of Riverview Old Ignatians

This is a list of Riverview Old Ignatians. "Old Ignatians" are alumni of Saint Ignatius' College, Riverview in Sydney, a Roman Catholic school in New South Wales, Australia, run by the Jesuits.

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List of Twin Peaks characters

The following is a list of characters from the television series Twin Peaks, the film Twin Peaks: Fire Walk with Me, and the 2017 revival.

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Marian Rejewski

Marian Adam Rejewski (16 August 1905 – 13 February 1980) was a Polish mathematician and cryptologist who reconstructed the Nazi German military Enigma cipher machine sight-unseen in 1932.

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Mata Hari

Margaretha Geertruida "Margreet" MacLeod (née Zelle; 7 August 187615 October 1917), better known by the stage name Mata Hari, was a Dutch exotic dancer and courtesan who was convicted of being a spy for Germany during World War IHowe, Russel Warren (1986).

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Mercury Rising

Mercury Rising is a 1998 American political action thriller film starring Bruce Willis and Alec Baldwin.

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Minimum description length

The minimum description length (MDL) principle is a formalization of Occam's razor in which the best hypothesis (a model and its parameters) for a given set of data is the one that leads to the best compression of the data.

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Mino (miniseries)

Mino was the eighth ZDF-Weihnachtsserie (Christmas Series), and aired in 1986.

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Musical cryptogram

A musical cryptogram is a cryptogrammatic sequence of musical notes, a sequence which can be taken to refer to an extra-musical text by some 'logical' relationship, usually between note names and letters.

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National Security Agency

The National Security Agency (NSA) is a national-level intelligence agency of the United States Department of Defense, under the authority of the Director of National Intelligence.

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News leak

A news leak is the unsanctioned release of confidential information to news media.

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Nili

NILI was a Jewish espionage network which assisted the United Kingdom in its fight against the Ottoman Empire in Palestine between 1915-1917, during World War I. NILI is an acronym which stands for the Hebrew phrase “Netzah Yisrael Lo Yeshaker,” which translates as “the Eternal One of Israel will not lie.

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Plaintext

In cryptography, plaintext or cleartext is unencrypted information, as opposed to information encrypted for storage or transmission.

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Sarah Aaronsohn

Sarah Aaronsohn (שרה אהרנסון; 5 January 1890 – 9 October 1917) was a member of Nili, a ring of Jewish spies working for the British in World War I, and a sister of notable agronomist Aaron Aaronsohn.

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Secrets of Scotland Yard

Secrets of Scotland Yard is a 1944 American thriller film directed by George Blair and starring Edgar Barrier, Stephanie Bachelor and C. Aubrey Smith.

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Servizio Informazioni Militare

The Italian Military Information Service (Servizio Informazioni Militare, or SIM) was the military intelligence organization for the Royal Army (Regio Esercito) of the Kingdom of Italy (Regno d'Italia) from 1900 until 1946, and of the Italian Republic until 1949.

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Solomon Kullback

Solomon Kullback (April 3, 1907August 5, 1994) was an American cryptanalyst and mathematician, who was one of the first three employees hired by William F. Friedman at the US Army's Signal Intelligence Service (SIS) in the 1930s, along with Frank Rowlett and Abraham Sinkov.

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Spanish Republican Navy

The Spanish Republican Navy was the naval arm of the Armed Forces of the Second Spanish Republic, the legally established government of Spain between 1931 and 1939.

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Station HYPO

Station, also known as Fleet Radio Unit Pacific was the United States Navy signals monitoring and cryptographic intelligence unit in Hawaii during World War II.

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Substitution cipher

In cryptography, a substitution cipher is a method of encrypting by which units of plaintext are replaced with ciphertext, according to a fixed system; the "units" may be single letters (the most common), pairs of letters, triplets of letters, mixtures of the above, and so forth.

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Take Ichi convoy

The was a Japanese convoy of World War II.

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Tomorrow (novel)

Tomorrow is a novel by Graham Swift first published in 2007 about the impending disclosure of a family secret.

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Transposition cipher

In cryptography, a transposition cipher is a method of encryption by which the positions held by units of plaintext (which are commonly characters or groups of characters) are shifted according to a regular system, so that the ciphertext constitutes a permutation of the plaintext.

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Trench code

Trench Codes (a form of cryptography) were codes used for secrecy by field armies in World War I. Originally, the most commonly used codes were simple substitution codes, but due to the relative vulnerability of the classical cipher, trench codes came into existence.

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Typex

In the history of cryptography, Typex (alternatively, Type X or TypeX) machines were British cipher machines used from 1937.

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Velvalee Dickinson

Velvalee Dickinson (born October 12, 1893 – died ca. 1980), was convicted of espionage against the United States on behalf of Japan during World War II.

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Voynich manuscript

The Voynich manuscript is an illustrated codex hand-written in an unknown writing system.

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Whistled language

Whistled languages use whistling to emulate speech and facilitate communication.

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William Kirkcaldy of Grange

Sir William Kirkcaldy of Grange (c. 1520 –3 August 1573) was a Scottish politician and soldier who fought for the Scottish Reformation but ended his career holding Edinburgh castle on behalf of Mary, Queen of Scots and was hanged at the conclusion of a long siege.

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World War II cryptography

Cryptography was used extensively during World War II, with a plethora of code and cipher systems fielded by the nations involved.

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Zendian problem

The Zendian problem was an exercise in communication intelligence operations (mainly traffic analysis and cryptanalysis) devised by Lambros D. Callimahos as part of an advanced course, CA-400, that Callimahos taught to National Security Agency cryptanalysts starting in the 1950s.

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Zimmermann Telegram

The Zimmermann Telegram (or Zimmermann Note or Zimmerman Cable) was a secret diplomatic communication issued from the German Foreign Office in January 1917 that proposed a military alliance between Germany and Mexico in the event that the United States entered World War I against Germany.

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Zygmunt Kaczkowski

Zygmunt Kaczkowski (1825–1896) was a Polish writer, independence activist and an Austrian spy.

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Redirects here:

Codetext, Idiot code, One-part code, Two-part code.

References

[1] https://en.wikipedia.org/wiki/Code_(cryptography)

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