encrypted-message part

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• Message authentication code — In cryptography, a message authentication code (often MAC) is a short piece of information used to authenticate a message. A MAC algorithm, sometimes called a keyed (cryptographic) hash function, accepts as input a secret key and an arbitrary… …   Wikipedia

• Traffic Message Channel — (TMC) is a technology for delivering traffic and travel information to drivers. It is typically digitally coded using the FM RDS system on conventional FM radio broadcasts. It can also be transmitted on DAB or satellite radio.It allows silent… …   Wikipedia

• cryptology — cryptologist, n. cryptologic /krip tl oj ik/, cryptological, adj. /krip tol euh jee/, n. 1. cryptography. 2. the science and study of cryptanalysis and cryptography. [1635 45; < NL cryptologia. See CRYPTO , LOGY] * * * Introduction …   Universalium

• MIME — This article is about the email content type system. For the World Wide Web content type system, see Internet media type. For mime as an art form, see Mime artist. For the British engineering society, see Institution of Mechanical Engineers.… …   Wikipedia

• NTRUEncrypt — The NTRUEncrypt public key cryptosystem, also known as the NTRU encryption algorithm, is a lattice based alternative to RSA and ECC and is based on the shortest vector problem in a lattice (i.e. is not breakable using quantum computers).… …   Wikipedia

• One-time pad — Excerpt from a one time pad In cryptography, the one time pad (OTP) is a type of encryption, which has been proven to be impossible to crack if used correctly. Each bit or character from the plaintext is encrypted by a modular addition with a bit …   Wikipedia

• Colossus computer — Colossus MkI/MkII A Colossus Mark 2 computer. The operator on the left is Dorothy Duboisson. The slanted control panel on the left was used to set the pin patterns on the Lorenz. The bedstead paper tape transport is on the right. Developer Tommy… …   Wikipedia

• Mix network — This article is about cryptographic concept. For the social network, see The Mix Network. Simple decryption mix net. Messages are encrypted under a sequence of public keys. Each mix node removes a layer of encryption using its own private key.… …   Wikipedia

• John Herivel — John W. Herivel (born 1918) is a British science historian and former World War II codebreaker at Bletchley Park.As a codebreaker, Herivel is remembered chiefly for the discovery of what was soon dubbed the Herivel tip or Herivelismus. The tip… …   Wikipedia

• Chaum mixes — Generally considered the father of anonymous communications, David Chaum first proposed a system for anonymous email in 1981. The system he proposed used a special mail server, called a Mix, to process email.A Mix is a computer that mediates… …   Wikipedia

• Key disclosure law — Key disclosure laws, also known as mandatory key disclosure, is legislation that require individuals to surrender cryptographic keys to law enforcement. The purpose is to allow access to material for confiscation or digital forensics purposes and …   Wikipedia