Diffie-Hellman algorithm

См. также в других словарях:

• Diffie–Hellman key exchange — (D–H)[nb 1] is a specific method of exchanging keys. It is one of the earliest practical examples of key exchange implemented within the field of cryptography. The Diffie–Hellman key exchange method allows two parties that have no prior knowledge …   Wikipedia

• Diffie-Hellman key exchange — (D H) is a cryptographic protocol that allows two parties that have no prior knowledge of each other to jointly establish a shared secret key over an insecure communications channel. This key can then be used to encrypt subsequent communications… …   Wikipedia

• Diffie-Hellman problem — The Diffie Hellman problem (DHP) is the name of a specific problem in cryptography which was first proposed by Whitfield Diffie and Martin Hellman. The DHP is a problem that is assumed to be difficult to do, hence the security of many… …   Wikipedia

• Diffie–Hellman problem — Cryptography portal The Diffie–Hellman problem (DHP) is a mathematical problem first proposed by Whitfield Diffie and Martin Hellman in the context of cryptography. The motivation for this problem is that many security systems use mathematical… …   Wikipedia

• Decisional Diffie–Hellman assumption — The decisional Diffie–Hellman (DDH) assumption is a computational hardness assumption about a certain problem involving discrete logarithms in cyclic groups. It is used as the basis to prove the security of many cryptographic protocols, most… …   Wikipedia

• Hellman — is the surname of: * Danny Hellman (born 1964), American illustrator and cartoonist nicknamed Dirty Danny * Frances Hellman, physicist at University of California, Berkeley * Jakob Hellman (born 1965), Swedish pop singer * Lillian Hellman… …   Wikipedia

• Whitfield Diffie — Diffie redirects here. For the country music singer, see Joe Diffie. Whitfield Diffie Born June 5, 1944 …   Wikipedia

• Martin Hellman — Martin Edward Hellman Born October 2, 1945 (1945 10 02) (age 66) …   Wikipedia

• Merkle-Hellman-Kryptosystem — Das Merkle Hellman Kryptosystem (MH) ist ein asymmetrisches Verschlüsselungsverfahren, das auf dem Rucksackproblem basiert. Inhaltsverzeichnis 1 Beschreibung 1.1 Schlüsselerzeugung 1.2 Verschlüsselung …   Deutsch Wikipedia

• Data Encryption Algorithm — DES Eine Feistel Runde (F Funktion) Entwickler IBM Veröffentlicht 1975 Abgeleitet von Lucifer …   Deutsch Wikipedia

• Key size — In cryptography, key size or key length is the size measured in bits[1] of the key used in a cryptographic algorithm (such as a cipher). An algorithm s key length is distinct from its cryptographic security, which is a logarithmic measure of the… …   Wikipedia