information theory cryptography

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• Information theory — Not to be confused with Information science. Information theory is a branch of applied mathematics and electrical engineering involving the quantification of information. Information theory was developed by Claude E. Shannon to find fundamental… …   Wikipedia

• information theory — the mathematical theory concerned with the content, transmission, storage, and retrieval of information, usually in the form of messages or data, and esp. by means of computers. [1945 50] * * * ▪ mathematics Introduction       a mathematical… …   Universalium

• Entropy (information theory) — In information theory, entropy is a measure of the uncertainty associated with a random variable. The term by itself in this context usually refers to the Shannon entropy, which quantifies, in the sense of an expected value, the information… …   Wikipedia

• IEEE Transactions on Information Theory — Infobox Journal discipline = Electrical engineering, Computer science and Communications abbreviation = IT, TIT website = http://ieeexplore.ieee.org/xpl/RecentIssue.jsp?puNumber=18 publisher = Institute of Electrical and Electronics Engineers… …   Wikipedia

• Redundancy (information theory) — Redundancy in information theory is the number of bits used to transmit a message minus the number of bits of actual information in the message. Informally, it is the amount of wasted space used to transmit certain data. Data compression is a way …   Wikipedia

• Cryptography — Secret code redirects here. For the Aya Kamiki album, see Secret Code. Symmetric key cryptography, where the same key is used both for encryption and decryption …   Wikipedia

• Information theoretic security — A cryptosystem is information theoretically secure if its security derives purely from information theory. That is, it is secure even when the adversary has unbounded computing power. An example of an information theoretically secure cryptosystem …   Wikipedia

• Information security professionalism — is the set of knowledge that people working in Information security and similar fields (Information Assurance and Computer security) should have and eventually demonstrate through certifications from well respected organizations. It also… …   Wikipedia

• Information quantique — La théorie de l information quantique, parfois abrégée simplement en information quantique, est un développement de la théorie de l information de Claude Shannon exploitant les propriétés de la mécanique quantique, notamment le principe de… …   Wikipédia en Français

• Books on cryptography — have been published sporadically and with highly variable quality for a long time. This is despite the tempting, though superficial, paradox that secrecy is of the essence in sending confidential messages mdash; see Kerckhoffs principle. In… …   Wikipedia

• Elliptic curve cryptography — (ECC) is an approach to public key cryptography based on the algebraic structure of elliptic curves over finite fields. The use of elliptic curves in cryptography was suggested independently by Neal Koblitz[1] and Victor S. Miller[2] in 1985.… …   Wikipedia