Categories: Prefixes | Disambiguation The German Lorenz cipher machine Cryptography or cryptology is a field of mathematics and computer science concerned with information security and related issues, particularly encryption and authentication. ... In cryptography, encryption is the process of obscuring information to make it unreadable without special knowledge. ... Cryptography (from Greek kryptós, hidden, and gráphein, to write) is, traditionally, the study of means of converting information from its normal, comprehensible form into an incomprehensible format, rendering it unreadable without secret knowledge — the art of encryption. ... Cryptanalysis (from the Greek kryptós, hidden, and analýein, to loosen or to untie) is the study of methods for obtaining the meaning of encrypted information, without access to the secret information which is normally required to do so. ... CRYPTO 2003 conference reception. ... Crypto: How the Code Rebels Beat the Government Saving Privacy in the Digital Age (ISBN 0140244328) is a book written by Steven Levy about cryptography, and was published in 2001. ... Crypto AG is the descendant firm of that founded by A Damm to manufacture cypher rotor machines according to his 1919 Swedish patent. ... Cryptosporidiosis is a parasitic disease affecting the intestines of mammals that is caused by Cryptosporidium, a protozoan parasite in the phylum Apicomplexa. ... A key is a piece of information that controls the operation of a cryptography algorithm. ... Crypto-anarchism is a philosophy that expounds the use of strong public-key cryptography to enforce privacy and individual freedom. ... Crypto-Calvinism is a term for inner-Protestant, indeed inner-Lutheran, theological fights during the decades just after the death of Martin Luther. ... Crypto-Christianity commonly refers to the secret practice of the Christian religion, usually while attempting to camouflage it as another faith or observing the rituals of another religion publically. ... Crypto-fascism is when a party or group secretly adheres to the doctrines of fascism while attempting to disguise it as another political movement. ... Crypto-Judaism is the secret adherence to Judaism while publicly professing to be of another faith; people who practice crypto-Judaism are referred to as crypto-Jews. The term crypto-Jew is also used to describe descendants of Jews who still (generally secretly) maintain some Jewish traditions, often while adhering... people who weresincere in their Islamic faith but had been forced to convert and were obliged toadhere in their daily lives to Christian practices. ... To meet Wikipedias quality standards, this article may require cleanup. ...