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In cryptography, SEAL ( Software-Optimized Encryption Algorithm ) is a very fast stream cipher optimised for machines with a 32-bit word size and plenty of RAM.
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cryptography and Encryption
* Eiffel Encryption Library: Open source cryptography library for the Eiffel language
In cryptography, the International Data Encryption Algorithm ( IDEA ) is a block cipher designed by James Massey of ETH Zurich and Xuejia Lai and was first described in 1991.
* MARS ( cryptography ), a block cipher that was IBM's submission to the Advanced Encryption Standard process.
In cryptography, Triple DES is the common name for the Triple Data Encryption Algorithm ( TDEA or Triple DEA ) block cipher, which applies the Data Encryption Standard ( DES ) cipher algorithm three times to each data block.
* Message Encryption Key, a type of key in cryptography
Encryption, which is actually a part of cryptography, involves transforming texts or messages into a code which is unreadable.
Nor did it cover the advent of strong cryptography in the public domain, beginning with the invention of public key cryptography and the specification of the Data Encryption Standard in the mid-1970s.
In cryptography, the Tiny Encryption Algorithm ( TEA ) is a block cipher notable for its simplicity of description and implementation, typically a few lines of code.
Nor did it cover the advent of strong cryptography in the public domain, beginning with the invention of public key cryptography and the specification of the Data Encryption Standard in the mid-1970s.
In cryptography, FEAL ( the Fast data Encipherment ALgorithm ) is a block cipher proposed as an alternative to the Data Encryption Standard ( DES ), and designed to be much faster in software.
In cryptography, LOKI97 is a block cipher which was a candidate in the Advanced Encryption Standard competition.
In cryptography, KHAZAD is a block cipher designed by Paulo S. L. M. Barreto together with Vincent Rijmen, one of the designers of the Advanced Encryption Standard ( Rijndael ).
In cryptography, SHARK is a block cipher identified as one of the predecessors of Rijndael ( the Advanced Encryption Standard ).
In cryptography, DES-X ( or DESX ) is a variant on the DES ( Data Encryption Standard ) block cipher intended to increase the complexity of a brute force attack using a technique called key whitening.
In cryptography, SAFER ( Secure And Fast Encryption Routine ) is the name of a family of block ciphers designed primarily by James Massey ( one of the designers of IDEA ) on behalf of Cylink Corporation.
In cryptography, LOKI89 and LOKI91 are block ciphers designed as possible replacements for the Data Encryption Standard ( DES ).
In cryptography, the Cellular Message Encryption Algorithm ( CMEA ) is a block cipher which was used for securing mobile phones in the United States.
In cryptography, DEAL ( Data Encryption Algorithm with Larger blocks ) is a block cipher derived from the Data Encryption Standard ( DES ).
In cryptography, MacGuffin is a block cipher created in 1994 by Bruce Schneier and Matt Blaze at a Fast Software Encryption workshop.
* Integrated Encryption Scheme, in cryptography, a public key cryptosystem
cryptography and Algorithm
Thus, Jevons anticipated a key feature of the RSA Algorithm for public key cryptography, although he certainly did not invent the concept of public key cryptography.
The Elliptic Curve Digital Signature Algorithm ( ECDSA ) is a variant of the Digital Signature Algorithm ( DSA ) which uses elliptic curve cryptography.
cryptography and is
The latter is more cumbersome to use, so it's only employed when necessary, for example in the analysis of arbitrary-precision arithmetic algorithms, like those used in cryptography.
In cryptography, a block cipher is a deterministic algorithm operating on fixed-length groups of bits, called blocks, with an unvarying transformation that is specified by a symmetric key.
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.
In non-technical usage, a " cipher " is the same thing as a " code "; however, the concepts are distinct in cryptography.
* symmetric key algorithms ( Private-key cryptography ), where the same key is used for encryption and decryption, and
In cryptography, key size or key length is the size measured in bits of the key used in a cryptographic algorithm ( such as a cipher ).
It is one of the earliest practical examples of key exchange implemented within the field of cryptography.
The introduction of DES is considered to have been a catalyst for the academic study of cryptography, particularly of methods to crack block ciphers.
" An astonishing share of the open literature in cryptography in the 1970s and 1980s dealt with the DES, and the DES is the standard against which every symmetric key algorithm since has been compared.
Elliptic curve cryptography ( ECC ) is an approach to public-key cryptography based on the algebraic structure of elliptic curves over finite fields.
Public-key cryptography is based on the intractability of certain mathematical problems.
Elliptic curve cryptography is vulnerable to a modified Shor's algorithm for solving the discrete logarithm problem on elliptic curves.
In cryptography, encryption is the process of transforming information ( referred to as plaintext ) using an algorithm ( called a cipher ) to make it unreadable to anyone except those possessing special knowledge, usually referred to as a key.
The result of the process is information ( in cryptography, referred to as ciphertext ).
Factorization of large integers is believed to be a computationally very difficult problem, and the security of many modern cryptography systems is based upon its infeasibility.
The Communications-Electronics Security Group ( CESG ) of GCHQ provides assistance to government departments on their own communications security: CESG is the UK national technical authority for information assurance, including cryptography.
Although related, the distinctions among these measures mean that a random variable with high Shannon entropy is not necessarily satisfactory for use in an extractor and so for cryptography uses.
Information security uses cryptography to transform usable information into a form that renders it unusable by anyone other than an authorized user ; this process is called encryption.
The presumed difficulty of this problem is at the heart of widely used algorithms in cryptography such as RSA.
This will have significant implications for cryptography if a large quantum computer is ever built.
The problem often arises in resource allocation where there are financial constraints and is studied in fields such as combinatorics, computer science, complexity theory, cryptography and applied mathematics.
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