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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
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
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
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)
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)
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
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)
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
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
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
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
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
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
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
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
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
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)
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 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
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, 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
In cryptography, Skipjack is a block cipher — an algorithm for encryption — developed by the United States National Security Agency (NSA). Initially a
Skipjack_(cipher)
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
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, RC5 is a symmetric-key block cipher notable for its simplicity. Designed by Ronald Rivest in 1994, According to Ron Rivest, RC stands
RC5
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)
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, 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
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 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
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, 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 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 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)
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
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
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)
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, 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 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)
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
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
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
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
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)
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
Cryptanalytic attacks using a system of multivariate equations
objective is to reduce the non linearity of the equations and then solve the cipher to decrypt into plaintext. It has been used for vulnerability testing for
Algebraic_attack
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)
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
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 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
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
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
Block cipher
DEAL (Data Encryption Algorithm with Larger blocks) is a symmetric block cipher derived from the Data Encryption Standard (DES). Its design was presented
DEAL
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
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
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, 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, 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
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)
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
Cipher
In cryptography, the S-1 block cipher was a block cipher posted in source code form on Usenet on 11 August 1995. Although incorrect security markings
S-1_block_cipher
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
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
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
(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
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
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
KeeLoq is a proprietary hardware-dedicated block cipher that uses a non-linear feedback shift register (NLFSR). The uni-directional command transfer protocol
KeeLoq
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
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, 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)
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
Block cipher
cryptography, ICE (Information Concealment Engine) is a symmetric-key block cipher published by Matthew Kwan in 1997. The algorithm is similar in structure
ICE_(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)
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
block cipher proposed by Hitachi in 1997 for use in the IEEE 1394 FireWire standard. The design allows some freedom in choosing a few of the cipher's operations
M6_(cipher)
Block cipher
In cryptography, DFC (Decorrelated Fast Cipher) is a symmetric block cipher which was created in 1998 by a group of researchers from École Normale Supérieure
DFC_(cipher)
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
Block ciphers
The BEAR and LION block ciphers were invented by Ross Anderson and Eli Biham by combining a stream cipher and a cryptographic hash function. The algorithms
BEAR_and_LION_ciphers
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)
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
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
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)
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
2007 film by Jon Turteltaub
copied into Booth's diary. Thomas recognizes the message as a Playfair cipher, and translates it while Booth departs for Ford's Theatre to assassinate
National Treasure: Book of Secrets
National_Treasure:_Book_of_Secrets
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
Block cipher
In cryptography, CIPHERUNICORN-E is a block cipher created by NEC in 1998. It was among the cryptographic techniques recommended for Japanese government
CIPHERUNICORN-E
Block cipher
In cryptography, the Intel Cascaded Cipher is a high bandwidth block cipher, used as an optional component of the Output Content Protection DRM scheme
Intel_Cascade_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
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
Exploitation of impossible differences in block ciphers
cryptanalysis for block ciphers. While ordinary differential cryptanalysis tracks differences that propagate through the cipher with greater than expected
Impossible differential cryptanalysis
Impossible_differential_cryptanalysis
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
Block cipher used by the 4C Entity
The Cryptomeria cipher, also called C2, is a proprietary block cipher defined and licensed by the 4C Entity. It is the successor to CSS algorithm (used
Cryptomeria_cipher
Block cipher
LOKI97 is a block cipher which was a candidate in the Advanced Encryption Standard competition. It is a member of the LOKI family of ciphers, with earlier
LOKI97
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
SPECK CIPHER
SPECK CIPHER
Female
African
I am grave, or, I speak gravely.
Boy/Male
Muslim/Islamic
Speak melodious
Boy/Male
Hindu, Indian, Tamil, Telugu
Speak True; Lion; Kind; God
Girl/Female
Tamil
People who are speak less and calm, Soft spoken
Girl/Female
Hindu, Indian
Love; Beauty; Speak Less; Brilliant
Girl/Female
American, Australian
Speak Incoherently
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.
Female
Italian
Italian form of Greek Euphêmia, EUFEMIA means "Well I speak."
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
Surname or Lastname
English
English : patronymic from Speak.
Boy/Male
Muslim
Speak melodious
Boy/Male
Indian, Marathi
Speak
Girl/Female
Hindu, Indian
Who does Not Speak Ill of Others
Boy/Male
Indian, Telugu
Speak Truth
Girl/Female
Hindu
People who are speak less and calm, Soft spoken
Girl/Female
Tamil
People who are speak less and calm, Soft spoken
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.
Girl/Female
Hindu
People who are speak less and calm, Soft spoken
Boy/Male
Arabic, Muslim
Speak Melodious
SPECK CIPHER
SPECK CIPHER
Boy/Male
Latin
Saved.
Boy/Male
Sikh
Boy/Male
Sikh
All-pervading light
Boy/Male
Muslim/Islamic
Most watchful
Surname or Lastname
English
English : probably a variant spelling of Tatton.
Boy/Male
German Swedish Greek
Boy/Male
American, Australian, British, Chinese, Christian, Danish, Dutch, English, French, German, Latin, Swedish
Polite; Courteous; Court-dweller; Courageous Advice; Form of Curtis; Short
Girl/Female
Hindu
A flower
Girl/Female
Tamil
Pranali | பà¯à®°à®£à®¾à®²à¯€
System, Organization
Surname or Lastname
English (of both Norman and Huguenot origin)
English (of both Norman and Huguenot origin) : altered form of French d’Aubigné, a habitational name for someone from any of the various places in northern France called Aubigny or Aubigné, named with the Romano-Gallic personal name Albinius (a derivative of Latin albus ‘white’; compare Alban and Albin) + the locative suffix -acum.American Dabneys are probably mostly descended from Cornelius Dabney or d’Aubigné, a Huguenot who came to VA in the early 18th century, after a considerable residence in England. Some family historians trace their ancestry to an even earlier American, a Cornelius born about 1650 in King Williams Co., VA.
SPECK CIPHER
SPECK CIPHER
SPECK CIPHER
SPECK CIPHER
SPECK CIPHER
n.
A very small thing; a particle; a mite; as, specks of dust; he has not a speck of money.
imp. & p. p.
of Speck
n.
Dimness or obscurity of sight, dependent upon a speck on the cornea; also, the speck itself.
p. pr. & vb. n.
of Speck
n.
The fourth part of a bushel; a dry measure of eight quarts; as, a peck of wheat.
a.
Barren; unprofitable. See Rent seck, under Rent.
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.
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.
Specky.
v.
To make, by striking with the beak or a pointed instrument; as, to peck a hole in a tree.
v. i. & t.
To speak.
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.
v. i.
To convey sentiments, ideas, or intelligence as if by utterance; as, features that speak of self-will.
v. t.
To address; to accost; to speak to.
v. t.
To talk or converse in; to utter or pronounce, as in conversation; as, to speak Latin.
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.
p. pr. & vb. n.
of Speak
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.