Paper 2014/315

Statistical weaknesses in 20 RC4-like algorithms and (probably) the simplest algorithm free from these weaknesses - VMPC-R

Bartosz Zoltak

Abstract

We find statistical weaknesses in 20 RC4-like algorithms including the original RC4, RC4A, PC-RC4 and others. This is achieved using a simple statistical test. We found only one algorithm which was able to pass the test - VMPC-R. This algorithm, being approximately three times more complex then RC4, is probably the simplest RC4-like cipher capable of producing pseudo-random output.

Note: Typing. "RC-4" was changed to "RC4"

Metadata
Available format(s)
PDF
Category
Secret-key cryptography
Publication info
Preprint. MINOR revision.
Keywords
PRNGCSPRNGRC4VMPC-Rstream cipherdistinguishing attack
Contact author(s)
bzoltak @ vmpcfunction com
History
2014-05-05: revised
2014-05-04: received
See all versions
Short URL
https://ia.cr/2014/315
License
Creative Commons Attribution
CC BY

BibTeX

@misc{cryptoeprint:2014/315,
      author = {Bartosz Zoltak},
      title = {Statistical weaknesses in 20 RC4-like algorithms and (probably) the simplest algorithm free from these weaknesses - VMPC-R},
      howpublished = {Cryptology ePrint Archive, Paper 2014/315},
      year = {2014},
      note = {\url{https://eprint.iacr.org/2014/315}},
      url = {https://eprint.iacr.org/2014/315}
}
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