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Ma et al., 2023 - Google Patents

Fast correlation attacks on K2 stream cipher

Ma et al., 2023

Document ID
9990032886794854084
Author
Ma S
Jin C
Guan J
Publication year
Publication venue
IEEE Transactions on Information Theory

External Links

Snippet

K2 is an LFSR-based dynamic feedback stream cipher and has been standardized by ISO/IEC 18033-4. The fast correlation attack (FCA) is a well-known cryptanalysis tool for LFSR-based stream ciphers. In this paper, we propose a guess-and-determine FCA on a …
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    • H04L9/3242—Cryptographic mechanisms or cryptographic arrangements for secret or secure communication including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving keyed hash functions, e.g. message authentication codes [MACs], CBC-MAC or HMAC
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    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
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