originally introduced by Xuejia Lai with the assistance of James L. Massey, hence the scheme's name, Lai-Massey. The Lai-Massey Scheme is similar to a Feistel...
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Block cipher (section Lai–Massey ciphers)
function F {\displaystyle {\rm {F}}} does not have to be invertible. The Lai–Massey scheme offers security properties similar to those of the Feistel structure...
50 KB (6,475 words) - 03:59, 22 August 2024
(IPES), is a symmetric-key block cipher designed by James Massey of ETH Zurich and Xuejia Lai and was first described in 1991. The algorithm was intended...
12 KB (1,499 words) - 19:07, 14 April 2024
Berlekamp–Massey algorithm to linear codes, the design of the block ciphers IDEA (with Xuejia Lai, based on the Lai-Massey scheme) and SAFER, and the Massey-Omura...
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combiner, or a block cipher, most of which use a Feistel cipher or Lai–Massey scheme with a reciprocal transformation in each round.[citation needed] Other...
15 KB (1,544 words) - 02:53, 7 June 2024
notable work includes the design of the block cipher IDEA based on the Lai-Massey scheme, the theory of Markov ciphers, and the cryptanalysis of a number of...
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Feistel cipher (redirect from Feistel scheme)
network Lifting scheme for discrete wavelet transform has pretty much the same structure Format-preserving encryption Lai–Massey scheme Menezes, Alfred...
10 KB (1,316 words) - 23:55, 19 August 2024
Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
49 KB (5,595 words) - 00:02, 27 August 2024
padding scheme used in many hash functions including MD5 and SHA. In this context, it is specified by RFC1321 step 3.1. This padding scheme is defined...
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International Data Encryption Algorithm (IDEA) and also uses the Lai–Massey scheme. MediaCrypt AG holds patents on elements of IDEA[citation needed]...
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Block cipher mode of operation (redirect from Enciphering scheme)
(authenticated encryption with associated data) schemes. For example, EAX mode is a double-pass AEAD scheme while OCB mode is single-pass. Galois/counter...
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9, 1995. James Massey, Gurgen Khachatrian, Melsik Kuregian, "Nomination of SAFER++ as Candidate Algorithm for the New European Schemes for Signatures...
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10.5, or 12.5, depending on the block size. The algorithm uses a Lai–Massey scheme based on IDEA's, but with a larger round structure, or "MA-box". MESH...
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Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
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the original key length is n {\displaystyle n} bits, one would hope this scheme provides security equivalent to using a key 2 n {\displaystyle 2n} bits...
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Galois/Counter Mode (category Authenticated-encryption schemes)
Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
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include children's language tangling schemes such as Pig Latin or other cant, and all historical cryptographic schemes, however seriously intended, prior...
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is crucial for some encryption schemes to achieve semantic security, a property whereby repeated usage of the scheme under the same key does not allow...
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Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
5 KB (568 words) - 17:23, 14 December 2023
and processed alternately; this criss-crossing is known as the Feistel scheme. The Feistel structure ensures that decryption and encryption are very similar...
59 KB (6,541 words) - 09:32, 30 July 2024
Ascon (cipher) (category Authenticated-encryption schemes)
Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
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a generic space–time tradeoff cryptographic attack against encryption schemes that rely on performing multiple encryption operations in sequence. The...
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Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
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" CAESAR Competition – Competition to design authenticated encryption schemes NIST hash function competition Post-Quantum Cryptography Standardization...
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construction, Even and Mansour proposed a much simpler scheme (the "two-key Even–Mansour scheme"), which they suggested was perhaps the simplest possible...
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Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
12 KB (1,295 words) - 08:30, 9 August 2024
Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
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parameter set ML-DSA-87 SHA-2 with 384 or 512 bits eXtended Merkle Signature Scheme (XMSS) and Leighton-Micali Signatures (LMS) with all parameters approved...
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Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
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AES-GCM-SIV (category Authenticated-encryption schemes)
Treyfer UES xmx XXTEA Zodiac Design Feistel network Key schedule Lai–Massey scheme Product cipher S-box P-box SPN Confusion and diffusion Round Avalanche...
4 KB (412 words) - 10:04, 23 August 2024