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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 for
Speck_(cipher)
Family of lightweight block ciphers
its sister algorithm, Speck, has been optimized for software implementations. The NSA began working on the Simon and Speck ciphers in 2011. The agency anticipated
Simon_(cipher)
Topics referred to by the same term
may also refer to: Speck (cipher), a family of lightweight block ciphers Speck (printing), a manuscript produced with low effort Speck (surname), including
Speck_(disambiguation)
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
Family of authenticated ciphers
application of linear diffusion. CAESAR Competition Simon and Speck, earlier lightweight cipher families released by the U.S. National Security Agency NIST
Ascon_(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
Blowfish is a symmetric-key block cipher, designed in 1993 by Bruce Schneier and included in many cipher suites and encryption products. Blowfish provides
Blowfish_(cipher)
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
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
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
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
Stream ciphers
and the closely related ChaCha are stream ciphers developed by Daniel J. Bernstein. Salsa20, the original cipher, was designed in 2005, then later submitted
Salsa20
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
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
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)
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
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
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)
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
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)
Republic of Korea national standard block cipher
Qianqian (2016). "Automatic Differential Analysis of ARX Block Ciphers with Application to SPECK and LEA". Information Security and Privacy. Lecture Notes
LEA_(cipher)
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)
Block ciphers
In cryptography, Khufu and Khafre are two block ciphers designed by Ralph Merkle in 1989 while working at Xerox's Palo Alto Research Center. Along with
Khufu_and_Khafre
Authenticated encryption mode
Mode (GCM) is a mode of operation for symmetric-key cryptographic block ciphers that provides both encryption and message authentication in a single pass
Galois/Counter_Mode
Block cipher
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
KHAZAD
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 cypher operating mode
The xor–encrypt–xor (XEX) is a (tweakable) mode of operation of a block cipher. In tweaked-codebook mode with ciphertext stealing (XTS mode), it is one
Xor–encrypt–xor
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
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
In cryptography, Skipjack is a block cipher — an algorithm for encryption — developed by the United States National Security Agency (NSA). Initially a
Skipjack_(cipher)
Japanese cryptography research project
CRYPTREC included certain 64-bit block ciphers in its recommended list, while NESSIE did not select any 64-bit block ciphers in its final portfolio. Similarly
CRYPTREC
Block cipher
In cryptography, SHARK is a block cipher identified as one of the predecessors of Rijndael (the Advanced Encryption Standard). SHARK has a 64-bit block
SHARK
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)
Cryptography practises of the USA's National Security Agency
resistant algorithm transition." NSA encryption systems Speck and Simon, light-weight block ciphers, published by NSA in 2013 "National Information Assurance
NSA_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
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
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)
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
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
Block cipher
3-Way is a block cipher designed in 1994 by Joan Daemen. It is closely related to BaseKing; the two are variants of the same general cipher technique. 3-Way
3-Way
Cryptographic attack
other one or two. This type of attack is very difficult, so most of the ciphers and encryption schemes in use were not designed to resist it.[citation
Time/memory/data tradeoff attack
Time/memory/data_tradeoff_attack
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
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
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
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)
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
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
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)
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)
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
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
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
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
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)
Concept in cryptography
is the desirable property of cryptographic algorithms, typically block ciphers and cryptographic hash functions, wherein if an input is changed slightly
Avalanche_effect
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
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)
Classified National Security Agency Type 1 encryption algorithm
Mode (also known as Key-Auto-KEY or KAK) and Autoclave Mode (also known as Cipher-Text Auto Key or CTAK). On the AIM microchip, it runs at 4% of the clock
SAVILLE
Block cipher
In cryptography, NewDES is a symmetric key block cipher. It was created in 1984–1985 by Robert Scott as a potential DES replacement. Despite its name,
NewDES
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
Block cipher
In cryptography, M8 is a block cipher designed by Hitachi in 1999. It is a modification of Hitachi's earlier M6 algorithm, designed for greater security
M8_(cipher)
Block cipher
In cryptography, CRYPTON is a symmetric block cipher submitted as a candidate for the Advanced Encryption Standard (AES). It is very efficient in hardware
CRYPTON
Cipher design construction
network (SPN), is a series of linked mathematical operations used in block cipher algorithms such as AES (Rijndael), 3-Way, Kalyna, Kuznyechik, PRESENT, SAFER
Substitution–permutation network
Substitution–permutation_network
Family of block ciphers
III are block ciphers designed by cryptographer Michael Wood for Cryptech Inc and are optimised for use in software. Both REDOC ciphers are patented.
REDOC
Tables for the Data Encryption Standard
the various tables referenced in the Data Encryption Standard (DES) block cipher. All bits and bytes are arranged in big endian order in this document. That
DES_supplementary_material
Family of block ciphers
NOEKEON /ˈnuːki.ɒn/ is a family of two block ciphers designed by Joan Daemen, Michaël Peeters, Gilles Van Assche and Vincent Rijmen and submitted to the
NOEKEON
discovered to have a NSA backdoor. 2013 – NSA publishes Simon and Speck lightweight block ciphers. 2014 – The Password Hashing Competition accepts 24 entries
Timeline_of_cryptography
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)
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
SHACAL) is a 160-bit block cipher based on SHA-1, and supports keys from 128-bit to 512-bit. SHACAL-2 is a 256-bit block cipher based upon the larger hash
SHACAL
Authenticated encryption mode for block ciphers
(encrypt-then-authenticate-then-translate) is a mode of operation for cryptographic block ciphers. It is an Authenticated Encryption with Associated Data (AEAD) algorithm
EAX_mode
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
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
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)
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)
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
Block cipher
In cryptography, UES (Universal Encryption Standard) is a block cipher designed in 1999 by Helena Handschuh and Serge Vaudenay. They proposed it as a transitional
UES_(cipher)
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)
Authenticated encryption mode of operation for block ciphers
an authenticated encryption mode of operation for cryptographic block ciphers. OCB mode was designed by Phillip Rogaway, who credits Mihir Bellare, John
OCB_mode
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
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
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)
Block cipher
In cryptography, CS-Cipher (for Chiffrement Symétrique) is a block cipher invented by Jacques Stern and Serge Vaudenay in 1998. It was submitted to the
CS-Cipher
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
DES Scheme (GDES or G-DES) is a variant of the DES symmetric-key block cipher designed with the intention of speeding up the encryption process while
GDES
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
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
Aspect of US National Security Agency
vital to information security than better ciphers. The Speck and Simon light-weight Block ciphers, published in 2013. Electronics portal List of military
NSA_encryption_systems
Form of cryptanalysis
cryptanalysis designed to deal with the prevailing idea that even weak ciphers can become very strong by increasing the number of rounds, which can ward
Slide_attack
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
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
Cipher
In cryptography, the Iraqi block cipher was a block cipher published in C source code form by anonymous FTP upload around July 1999, and widely distributed
Iraqi_block_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)
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
except that it is a block cipher with a 64-bit block size and 64-bit key length. According to the academic study of the cipher cited below and quoted in
Red_Pike_(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, Madryga is a block cipher published in 1984 by W. E. Madryga. It was designed to be easy and efficient for implementation in software
Madryga
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)
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
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
SPECK CIPHER
SPECK CIPHER
Girl/Female
Tamil
People who are speak less and calm, Soft spoken
Girl/Female
American, Australian, British, Chinese, Christian, Danish, Dutch, English, French, German, Gujarati, Hawaiian, Hebrew, Hindu, Indian, Irish, Italian, Kannada, Malayalam, Marathi, Portuguese, Swedish, Tamil
Bee; To Speak Kind Words; Hebrew; Queen Bee
Girl/Female
American, Australian
Speak Incoherently
Girl/Female
Hindu, Indian
Love; Beauty; Speak Less; Brilliant
Girl/Female
Hindu
People who are speak less and calm, Soft spoken
Boy/Male
Muslim/Islamic
Speak melodious
Girl/Female
Tamil
People who are speak less and calm, Soft spoken
Female
African
I am grave, or, I speak gravely.
Female
Italian
Italian form of Greek Euphêmia, EUFEMIA means "Well I speak."
Boy/Male
Hindu, Indian, Tamil, Telugu
Speak True; Lion; Kind; God
Surname or Lastname
English (mainly East Anglia)
English (mainly East Anglia) : metonymic occupational name for someone who dealt in weights and measures, for example a grain factor, from Middle English pekke ‘peck’ (an old measure of dry goods equivalent to eight quarts or a quarter of a bushel).English : variant of Peak 1.Irish : variant of Peak 2.South German : variant of Beck.North German and Dutch : metonymic occupational name for someone who prepared or sold pitch, from Middle Low German pek, Middle Dutch pec, pic.Dutch : from Middle Dutch pec, pick ‘desperate straits’, hence a nickname for a person in difficult circumstances or perhaps for someone with a gloomy disposition.
Girl/Female
Hindu
People who are speak less and calm, Soft spoken
Boy/Male
Indian, Marathi
Speak
Boy/Male
Muslim
Speak melodious
Boy/Male
Indian, Telugu
Speak Truth
Girl/Female
Hindu, Indian
Who does Not Speak Ill of Others
Surname or Lastname
German
German : from Middle High German spec ‘bacon’, hence a metonymic occupational name for a seller of bacon or a pork butcher, or a nickname for a bacon eater.German : topographic name from Middle High German speck(e) ‘log bridge’.English : variant of Speak.
Surname or Lastname
English
English : from the Old Norse personal name Spakr.Respelling of Jewish, Ukrainian, and Belorussian Shpak, a nickname from Ukrainian and Belorussian shpak ‘starling’. In the case of Jewish bearers, it is generally an ornamental name.
Boy/Male
Arabic, Muslim
Speak Melodious
Surname or Lastname
English
English : patronymic from Speak.
SPECK CIPHER
SPECK CIPHER
Girl/Female
Greek American Spanish Teutonic
Gift of the sun. A name given to many saints.
Girl/Female
British, English
Happy; Joyful; Creative
Girl/Female
Muslim/Islamic
The prettiest
Boy/Male
Hindu
Pleasure-seeking, Well-groomed (A great king in the dynasty of the moon-god (all kshatriyas are descendents either of Chandra, the moon-god, or Surya, the sun-god) who ruled the earth for thousands of years.)
Male
Chamoru
, affection, emotion (?)
Boy/Male
Indian, Sanskrit
Treasure of Light; Sun
Boy/Male
Hindu, Indian
Scholarly; Intelligent; Wise
Boy/Male
Indian
Devotee, Provider
Boy/Male
Australian, Nigerian
Looking Ahead with Anticipation in Life
Boy/Male
Arabic
Peaceful; Man of Peace
SPECK CIPHER
SPECK CIPHER
SPECK CIPHER
SPECK CIPHER
SPECK CIPHER
a.
Specky.
v. i.
To utter words or articulate sounds, as human beings; to express thoughts by words; as, the organs may be so obstructed that a man may not be able to speak.
v. i. & t.
To speak.
n.
Dimness or obscurity of sight, dependent upon a speck on the cornea; also, the speck itself.
v. t.
To talk or converse in; to utter or pronounce, as in conversation; as, to speak Latin.
v. t.
To utter in a word or words; to say; to tell; to declare orally; as, to speak the truth; to speak sense.
a.
Barren; unprofitable. See Rent seck, under Rent.
n.
A very small thing; a particle; a mite; as, specks of dust; he has not a speck of money.
n.
The blubber of whales or other marine mammals; also, the fat of the hippopotamus.
n.
A small etheostomoid fish (Ulocentra stigmaea) common in the Eastern United States.
v. t.
To cause the presence of specks upon or in, especially specks regarded as defects or blemishes; to spot; to speckle; as, paper specked by impurities in the water used in its manufacture.
n.
A small discolored place in or on anything, or a small place of a color different from that of the main substance; a spot; a stain; a blemish; as, a speck on paper or loth; specks of decay in fruit.
p. pr. & vb. n.
of Speck
imp. & p. p.
of Speck
p. pr. & vb. n.
of Speak
v. t.
To address; to accost; to speak to.
v.
To make, by striking with the beak or a pointed instrument; as, to peck a hole in a tree.
v. i.
To convey sentiments, ideas, or intelligence as if by utterance; as, features that speak of self-will.
n.
The fourth part of a bushel; a dry measure of eight quarts; as, a peck of wheat.