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Type of cipher
In cryptography, a product cipher combines two or more transformations in a manner intending that the resulting cipher is more secure than the individual
Product_cipher
Algorithm
use either stream ciphers or block ciphers. Stream ciphers encrypt the digits (typically bytes), or letters (in substitution ciphers) of a message one
Symmetric-key_algorithm
Standard for the encryption of electronic data
Standards and Technology (NIST) in 2001. AES is a variant of the Rijndael block cipher developed by two Belgian cryptographers, Joan Daemen and Vincent Rijmen
Advanced_Encryption_Standard
Type of cipher
cryptography, a block cipher is a deterministic algorithm that operates on fixed-length groups of bits, called blocks. Block ciphers are the elementary building
Block_cipher
Chinese block cipher
ShāngMì 4 (SM4, 商密4) (formerly SMS4) is a block cipher, standardised for commercial cryptography in China. It is used in the Chinese National Standard
SM4_(cipher)
Cryptography algorithm
In cryptography, a block cipher mode of operation is an algorithm that uses a block cipher to provide information security such as confidentiality or
Block cipher mode of operation
Block_cipher_mode_of_operation
Block cipher
is a symmetric-key block cipher, designed in 1993 by Bruce Schneier and included in many cipher suites and encryption products. Blowfish provides a good
Blowfish_(cipher)
Practice and study of secure communication techniques
(or "E") for the eavesdropping adversary. Since the development of rotor cipher machines in World War I and the advent of computers in World War II, cryptography
Cryptography
Block cipher
In cryptography, Twofish is a symmetric key block cipher with a block size of 128 bits and key sizes up to 256 bits. It was one of the five finalists of
Twofish
Feistel network based block cipher
In cryptography, Camellia is a symmetric key block cipher with a block size of 128 bits and key sizes of 128, 192 and 256 bits. It was jointly developed
Camellia_(cipher)
Basic component of symmetric key algorithms
component of symmetric key algorithms which performs substitution. In block ciphers, they are typically used to obscure the relationship between the key and
S-box
Family of authenticated ciphers
Ascon is a family of lightweight authenticated ciphers and hash functions that have been selected by the U.S. National Institute of Standards and Technology
Ascon_(cipher)
Block cipher
Threefish is a symmetric-key tweakable block cipher designed as part of the Skein hash function, an entry in the NIST hash function competition. Threefish
Threefish
Block cipher
In cryptography, Skipjack is a block cipher — an algorithm for encryption — developed by the United States National Security Agency (NSA). Initially a
Skipjack_(cipher)
Wide-block cipher
Adiantum is a cipher composition for disk encryption. It uses a new cipher construction called HBSH (hash, block cipher, stream cipher, hash), specifically
Adiantum_(cipher)
Implementations of Advanced Encryption Standard
of the cipher identifies the number of null bytes of padding added. Careful choice must be made in selecting the mode of operation of the cipher. The simplest
AES_implementations
Block cipher
Serpent is a symmetric key block cipher that was a finalist in the Advanced Encryption Standard (AES) contest, in which it ranked second to Rijndael. Serpent
Serpent_(cipher)
General form of cryptanalysis applicable primarily to block ciphers
general form of cryptanalysis applicable primarily to block ciphers, but also to stream ciphers and cryptographic hash functions. In the broadest sense,
Differential_cryptanalysis
Cryptography construction
cryptography, a Feistel cipher (also known as Luby–Rackoff block cipher) is a symmetric structure used in the construction of block ciphers, named after the
Feistel_cipher
Concept in cryptography
takes advantage of the butterfly effect. This is why most block ciphers are product ciphers. It is also why hash functions have large data blocks. Both of
Avalanche_effect
Attacks against common ciphers
This article summarizes publicly known attacks against block ciphers and stream ciphers. Note that there are perhaps attacks that are not publicly known
Cipher_security_summary
Soviet/Russian national standard block cipher
GOST block cipher (Magma), defined in the standard GOST 28147-89, is a Soviet and Russian government standard symmetric key block cipher with a block
GOST_(block_cipher)
Family of block ciphers
Speck is part of a family of lightweight block ciphers publicly released by the National Security Agency (NSA) in June 2013. Speck has been optimized
Speck_(cipher)
Block cipher
Algorithm (TDEA or Triple DEA), is a symmetric-key block cipher, which applies the DES cipher algorithm three times to each data block. The 56-bit key
Triple_DES
Block cipher
In cryptography, the Tiny Encryption Algorithm (TEA) is a block cipher notable for its simplicity of description and implementation, typically a few lines
Tiny_Encryption_Algorithm
Cryptanalytic method for unauthorized users to access data
technologies have proven their capability in the brute-force attack of certain ciphers. One is modern graphics processing unit (GPU) technology,[page needed]
Brute-force_attack
Earliest civilian block ciphers
Lucifer was the name given to several of the earliest civilian block ciphers, developed by Horst Feistel and his colleagues at IBM. Lucifer was a direct
Lucifer_(cipher)
Cipher design construction
and can be constructed as one-way functions. Feistel network Product cipher Square (cipher) International Data Encryption Algorithm Webster, A. F.; Tavares
Substitution–permutation network
Substitution–permutation_network
Cryptographic attack
XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche effect Block
Timing_attack
Set of cryptographic algorithms by the NSA
XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche effect Block
Commercial National Security Algorithm Suite
Commercial_National_Security_Algorithm_Suite
Algorithm that calculates all the round keys from the key
In cryptography, the so-called product ciphers are a certain kind of cipher, where the (de-)ciphering of data is typically done as an iteration of rounds
Key_schedule
Adding data to a message prior to encryption to hide its length
report, Sincerely yours, etc. The primary use of padding with classical ciphers is to prevent the cryptanalyst from using that predictability to find known
Padding_(cryptography)
Symmetric-key block cipher
Improved Proposed Encryption Standard (IPES), is a symmetric-key block cipher designed by James Massey of ETH Zurich and Xuejia Lai and was first described
International Data Encryption Algorithm
International_Data_Encryption_Algorithm
Block cipher
cryptography, XTEA (eXtended TEA) is a block cipher designed to correct weaknesses in TEA. The cipher's designers were David Wheeler and Roger Needham
XTEA
Block cipher
In cryptography, FEAL (the Fast data Encipherment Algorithm) is a block cipher proposed as an alternative to the Data Encryption Standard (DES), and designed
FEAL
Authenticated encryption mode for block ciphers
Mode (GCM) is a mode of operation for symmetric-key cryptographic block ciphers. The proposal was first published in 2007. The GCM algorithm belongs to
Galois/Counter_Mode
Disused cipher that was used historically
In cryptography, a classical cipher is a type of cipher that was used historically but, for the most part, has fallen into disuse. In contrast to modern
Classical_cipher
Block cipher
In cryptography, RC6 is a symmetric key block cipher derived from RC5. It was designed by Ron Rivest, Matt Robshaw, Ray Sidney, and Yiqun Lisa Yin to meet
RC6
Block cipher
block cipher designed by Ron Rivest in 1987. "RC" stands for "Ron's Code" (see also RC2, RC5 and RC6), but generally called simply RC2. Other ciphers designed
RC2
Form of cryptanalysis
affine approximations to the action of a cipher. Attacks have been developed for block ciphers and stream ciphers. Linear cryptanalysis is one of the two
Linear_cryptanalysis
Block cipher
cryptography, Corrected Block TEA (often referred to as XXTEA) is a block cipher designed to correct weaknesses in the original Block TEA. XXTEA is vulnerable
XXTEA
Early unclassified symmetric-key block cipher
design elements, a relatively short key length of the symmetric-key block cipher design, and the involvement of the NSA, raising suspicions about a backdoor
Data_Encryption_Standard
Cryptographic algorithm
cryptography, ciphertext stealing (CTS) is a general method of using a block cipher mode of operation that allows for processing of messages that are not evenly
Ciphertext_stealing
Family of lightweight block ciphers
Simon is a family of lightweight block ciphers publicly released by the National Security Agency (NSA) in June 2013. Simon has been optimized for performance
Simon_(cipher)
Process of developing the AES standard
The Advanced Encryption Standard (AES), the symmetric block cipher ratified as a standard by National Institute of Standards and Technology of the United
Advanced Encryption Standard process
Advanced_Encryption_Standard_process
Block cipher
In cryptography, ARIA is a block cipher designed in 2003 by a large group of South Korean researchers. In 2004, the Korean Agency for Technology and Standards
ARIA_(cipher)
Block cipher invented by Joan Daemen and Vincent Rijmen
In cryptography, Square (sometimes written SQUARE) is a block cipher invented by Joan Daemen and Vincent Rijmen. The design, published in 1997, is a forerunner
Square_(cipher)
Type of cryptographic attack
form of cryptanalysis where the attacker can observe the operation of a cipher under several different keys whose values are initially unknown, but where
Related-key_attack
Input to a cryptographic primitive
between (potentially similar) segments of the encrypted message. For block ciphers, the use of an IV is described by the modes of operation. Some cryptographic
Initialization_vector
Republic of Korea national standard block cipher
Lightweight Encryption Algorithm (also known as LEA) is a 128-bit block cipher developed by South Korea in 2013 to provide confidentiality in high-speed
LEA_(cipher)
Block cipher designed in 2000 by Chang-Hyi Lee
In cryptography, Zodiac is a block cipher designed in 2000 by Chang-Hyi Lee for the Korean firm SoftForum. Zodiac uses a 16-round Feistel network structure
Zodiac_(cipher)
Defunct American computer company
Cipher Data Products, Inc., was an American computer company based in San Diego, California, and active from 1968 to 1992. The company was once a leading
Cipher_Data_Products
Authenticated encryption mode with resistance against nonce reuse
benefits on little-endian architectures. Authenticated encryption Stream cipher "Webpage for the AES-GCM-SIV Mode of Operation". 31 May 2023. Gueron, S
AES-GCM-SIV
Block cipher
Kalyna (Ukrainian: Калина, Viburnum opulus) is a symmetric block cipher. It supports block sizes of 128, 256 or 512 bits; the key length is either equal
Kalyna_(cipher)
Block cipher
(Russian for 'Grasshopper'; Cyrillic script: Кузнечик) is a symmetric block cipher. It has a block size of 128 bits and key length of 256 bits. It is defined
Kuznyechik
Block cipher
In cryptography, KN-Cipher is a block cipher created by Kaisa Nyberg and Lars Knudsen in 1995. One of the first ciphers designed to be provably secure
KN-Cipher
Block cipher
KeeLoq is a proprietary hardware-dedicated block cipher that uses a non-linear feedback shift register (NLFSR). The uni-directional command transfer protocol
KeeLoq
Block cipher
In cryptography, RC5 is a symmetric-key block cipher notable for its simplicity. Designed by Ronald Rivest in 1994, According to Ron Rivest, RC stands
RC5
Simple type of polyalphabetic encryption system
The Vigenère cipher (French pronunciation: [viʒnɛːʁ]) is a method of encrypting alphabetic text where each letter of the plaintext is encoded with a different
Vigenère_cipher
Block cipher
SEED is a block cipher developed by the Korea Information Security Agency (KISA). It is used broadly throughout South Korean industry, but seldom found
SEED
Block cipher
(alternatively CAST5) is a symmetric-key block cipher used in a number of products, notably as the default cipher in some versions of GPG and PGP. It has also
CAST-128
Block cipher
In cryptography, Nimbus is a block cipher invented by Alexis Machado in 2000. It was submitted to the NESSIE project, but was not selected. The algorithm
Nimbus_(cipher)
Ability to easily switch cryptographic primitives
Langley, Adam. "Cryptographic Agility". Retrieved 2025-02-07. "OpenSSL 3.4 Cipher Suite Names". Retrieved 2025-02-07. McLean, Tim. "Critical vulnerabilities
Cryptographic_agility
Block cipher
KASUMI is a block cipher used in UMTS, GSM, and GPRS mobile communications systems. In UMTS, KASUMI is used in the confidentiality (f8) and integrity algorithms
KASUMI
Block cipher
In cryptography, MESH is a block cipher designed in 2002 by Jorge Nakahara, Jr., Vincent Rijmen, Bart Preneel, and Joos Vandewalle. MESH is based directly
MESH_(cipher)
Form of cryptanalysis
data encrypted by a cipher that allows an attacker to distinguish the encrypted data from random data. Modern symmetric-key ciphers are specifically designed
Distinguishing_attack
Block cipher
In cryptography, Crab is a block cipher proposed by Burt Kaliski and Matt Robshaw at the first Fast Software Encryption workshop in 1993. Not really intended
Crab_(cipher)
Cryptographic algorithm
PRESENT is a lightweight block cipher, developed by Orange Labs (France), Ruhr University Bochum (Germany) and the Technical University of Denmark in 2007
PRESENT
Block cipher
implement in software. All operations are performed on whole bytes. It is a product cipher, consisting of 17 rounds performed on a 64-bit data block and makes
NewDES
Block cipher
In cryptography, MacGuffin is a block cipher created in 1994 by Bruce Schneier and Matt Blaze at a Fast Software Encryption workshop. It was intended as
MacGuffin_(cipher)
Cryptographic hardware
to perform a brute force search of the Data Encryption Standard (DES) cipher's key space – that is, to decrypt an encrypted message by trying every possible
EFF_DES_cracker
1949 paper by Claude Shannon
of Communication", which appeared in 1948. Confusion and diffusion Product cipher One-time pad Unicity distance Shannon, "Communication Theory of Secrecy
Communication Theory of Secrecy Systems
Communication_Theory_of_Secrecy_Systems
Block cipher
Anubis is a block cipher designed by Vincent Rijmen and Paulo S. L. M. Barreto as an entrant in the NESSIE project, a former research program initiated
Anubis_(cipher)
Block cipher
Multiplication-based Block cipher) is a block cipher designed by Joan Daemen as an improved replacement for the IDEA cipher. Modular multiplication is
MMB_(cipher)
Block cipher
MARS is a block cipher that was IBM's submission to the Advanced Encryption Standard process. MARS was selected as an AES finalist in August 1999, after
MARS_(cipher)
Length of bit string processed by a cipher
modern cryptography, symmetric key ciphers are generally divided into stream ciphers and block ciphers. Block ciphers operate on a fixed length string of
Block_size_(cryptography)
Japanese cryptography research project
"Recommended Ciphers" is not that these ciphers are necessarily unsafe, but that these ciphers are not widely used in commercial products, open-source
CRYPTREC
Block cipher
Prince is a block cipher targeting low latency, unrolled hardware implementations. It is based on the so-called FX construction. Its most notable feature
Prince_(cipher)
best cryptanalytic attacks at that time against a reduced-round Threefish cipher — part of the Skein hash function, a SHA-3 competition candidate. A follow-up
Rotational_cryptanalysis
Block cipher
Chiasmus is a secret German government block cipher that was leaked by reverse engineering. It became notorious for its dilettante use in the BSI's software
Chiasmus_(cipher)
Family of block ciphers
LOKI91 are symmetric-key block ciphers designed as possible replacements for the Data Encryption Standard (DES). The ciphers were developed based on a body
LOKI
Family of block ciphers
(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
Secure and Fast Encryption Routine
Secure_and_Fast_Encryption_Routine
Block cipher
Akelarre is a block cipher proposed in 1996, combining the basic design of IDEA with ideas from RC5. It was shown to be susceptible to a ciphertext-only
Akelarre_(cipher)
Variant of the meet-in-the-middle method of cryptanalysis
cryptanalysis is based on MITM attacks, it is applicable to both block ciphers and (iterated) hash-functions. Biclique attacks are known for having weakened
Biclique_attack
Block cipher
In cryptography, E2 is a symmetric block cipher which was created in 1998 by NTT and submitted to the AES competition. Like other AES candidates, E2 operates
E2_(cipher)
Generic space–time tradeoff cryptographic attack
space and 2112 operations. When trying to improve the security of a block cipher, a tempting idea is to encrypt the data several times using multiple keys
Meet-in-the-middle_attack
Repeated basic operation in a cryptosystem
Rijmen assert that one of the goals of optimizing the cipher is reducing the overall workload, the product of the round complexity and the number of rounds
Round_(cryptography)
Form of cryptanalysis
block ciphers based on differential cryptanalysis. The attack was published in 1999 by David Wagner, who used it to break the COCONUT98 cipher. The boomerang
Boomerang_attack
Cryptographic cipher
based block ciphers: Cobra-S128, Cobra-F64a, Cobra-F64b, Cobra-H64, and Cobra-H128. In each of these names, the number indicates the cipher's block size
Cobra_ciphers
Block cipher
In cryptography, MAGENTA is a symmetric key block cipher developed by Michael Jacobson Jr. and Klaus Huber for Deutsche Telekom. The name MAGENTA is an
MAGENTA
Form of cryptanalysis
characteristic over part of the cipher with a probability of 1 (for a few rounds—this probability would be much lower for the whole cipher). The rounds immediately
Differential-linear_attack
American mathematician (1916–2001)
channel coding theorem Nyquist–Shannon sampling theorem One-time pad Product cipher Pulse-code modulation Rate distortion theory Sampling Shannon capacity
Claude_Shannon
Authenticated encryption mode for block ciphers
(counter with cipher block chaining message authentication code; counter with CBC-MAC) is a mode of operation for cryptographic block ciphers. It is an authenticated
CCM_mode
Block cipher
In cryptography, MISTY1 (or MISTY-1) is a block cipher designed in 1995 by Mitsuru Matsui and others for Mitsubishi Electric. MISTY1 is one of the selected
MISTY1
Method of bit-shuffling used to diffuse bits across S-box inputs
across S-boxes inputs, creating diffusion while transposing. In block ciphers based on substitution-permutation network, the P-boxes, together with the
Permutation_box
Block cipher
cryptography, the IDEA NXT algorithm (previously known as FOX) is a block cipher designed by Pascal Junod and Serge Vaudenay of EPFL (Lausanne, Switzerland)
IDEA_NXT
Block cipher
In cryptography, Grand Cru is a block cipher invented in 2000 by Johan Borst. It was submitted to the NESSIE project, but was not selected. Grand Cru is
Grand_Cru_(cipher)
Block cipher
The Hasty Pudding cipher (HPC) is a variable-block-size block cipher designed by Richard Schroeppel, which was an unsuccessful candidate in the competition
Hasty_Pudding_cipher
Block cipher
cryptography, the Cellular Message Encryption Algorithm (CMEA) is a block cipher which was used for securing mobile phones in the United States. CMEA is
Cellular Message Encryption Algorithm
Cellular_Message_Encryption_Algorithm
Block cipher
BATON is a Type 1 block cipher in use since at least 1995 by the United States government to secure classified information. While the BATON algorithm itself
BATON
PRODUCT CIPHER
PRODUCT CIPHER
Girl/Female
Tamil
Rakshita | ரகà¯à®·à®¿à®¤à®¾, ரகà¯à®·à¯€à®¤à®¾Â
Who protect
Rakshita | ரகà¯à®·à®¿à®¤à®¾, ரகà¯à®·à¯€à®¤à®¾Â
Girl/Female
Hindu, Indian, Marathi
Produce; New Construction
Girl/Female
Muslim
Created, Produced
Girl/Female
Tamil
Rakshitha | ரகà¯à®·à®¿à®¤à®¾, ரகà¯à®·à¯€à®¤à®¾Â
Who protect
Rakshitha | ரகà¯à®·à®¿à®¤à®¾, ரகà¯à®·à¯€à®¤à®¾Â
Girl/Female
Arabic, Islamic, Muslim, Pakistani, Urdu
Produce Good Thing
Boy/Male
Hindu
Produced, Divine
Girl/Female
Bengali, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Project
Boy/Male
Muslim
Producer
Boy/Male
Bengali, Indian
First Ray of Sun
Girl/Female
Tamil
Prakalpa | பà¯à®°à®•à®²à¯à®ªà®¾
Project
Prakalpa | பà¯à®°à®•à®²à¯à®ªà®¾
Girl/Female
Muslim English
Created. Produced.
Surname or Lastname
English (mainly Cornwall)
English (mainly Cornwall) : variant of Proud.French : from an eastern French regional word equivalent to prévôt ‘provost’ (see Provost).
Girl/Female
Afghan, Arabic, Australian, Danish, French, Hebrew, Muslim
Protect
Boy/Male
Indian
Producer
Girl/Female
Hindu, Indian
Protect
Boy/Male
Tamil
Prakalp | பà¯à®°à®•à®²à¯à®ªÂ
Project
Prakalp | பà¯à®°à®•à®²à¯à®ªÂ
Boy/Male
Tamil
Produced, Divine
Girl/Female
Hindu, Indian, Marathi
Project
Girl/Female
Muslim
Created. produced
Girl/Female
Arabic, Australian, Muslim
Protect
PRODUCT CIPHER
PRODUCT CIPHER
Surname or Lastname
English
English : variant spelling of Hillier 1.
Boy/Male
Hindu
Quick
Boy/Male
Slavic
Glory.
Boy/Male
Greek
King of Athens.
Female
English
Variant spelling of English Tansy, TANZI means "tansy flower" and "immortal."
Female
Egyptian
, the wife of Toti.
Girl/Female
Hindu
Glowing, Illuminated, Enlightened, Blazing
Boy/Male
Tamil
Adwaita | அதà¯à®µà¯ˆà®¤à®¾
Non duality, One without second
Biblical
godly; merciful
Male
Egyptian
, the surname of Rameses VII.
PRODUCT CIPHER
PRODUCT CIPHER
PRODUCT CIPHER
PRODUCT CIPHER
PRODUCT CIPHER
n.
One who produces, brings forth, or generates.
n.
The number or sum obtained by adding one number or quantity to itself as many times as there are units in another number; the number resulting from the multiplication of two or more numbers; as, the product of the multiplication of 7 by 5 is 35. In general, the result of any kind of multiplication. See the Note under Multiplication.
v. t.
To yield or furnish; to gain; as, money at interest produces an income; capital produces profit.
v. t.
To produce; to bring forward.
v. t.
To cause to be or to happen; to originate, as an effect or result; to bring about; as, disease produces pain; vice produces misery.
v. t.
To tell or declare beforehand; to foretell; to prophesy; to presage; as, to predict misfortune; to predict the return of a comet.
v. t.
To produce; to make.
v. t.
To bring forth, as young, or as a natural product or growth; to give birth to; to bear; to generate; to propagate; to yield; to furnish; as, the earth produces grass; trees produce fruit; the clouds produce rain.
imp. & p. p.
of Produce
n.
agricultural products.
v. t.
To bring forward; to lead forth; to offer to view or notice; to exhibit; to show; as, to produce a witness or evidence in court.
n.
A secondary or additional product; something produced, as in the course of a manufacture, in addition to the principal product.
v. t.
To give being or form to; to manufacture; to make; as, a manufacturer produces excellent wares.
n.
That which is produced, brought forth, or yielded; product; yield; proceeds; result of labor, especially of agricultural labors
n.
One who grows agricultural products, or manufactures crude materials into articles of use.
n.
One who produces, or offers to notice.
n.
Anything that is produced, whether as the result of generation, growth, labor, or thought, or by the operation of involuntary causes; as, the products of the season, or of the farm; the products of manufactures; the products of the brain.
v. i.
To form a project; to scheme.
v. t.
To draw out; to extend; to lengthen; to prolong; as, to produce a man's life to threescore.
v. t.
To extend; -- applied to a line, surface, or solid; as, to produce a side of a triangle.