@article{bernsteinChaChaVariantSalsa202008,
  title = {{{ChaCha}}, a Variant of {{Salsa20}}},
  url = {http://cr.yp.to/chacha/chacha-20080120.pdf},
  abstract = {ChaCha8 is a 256-bit stream cipher based on the 8-round cipher Salsa20/8. The changes from Salsa20/8 to ChaCha8 are designed to improve diffusion per round, conjecturally increasing resistance to cryptanalysis, while preserving—and often improving—time per round. ChaCha12 and ChaCha20 are analogous modifications of the 12-round and 20-round ciphers Salsa20/12 and Salsa20/20. This paper presents the ChaCha family and explains the differences between Salsa20 and ChaCha.},
  journaltitle = {Workshop Record of SASC},
  date = {2008},
  pages = {1--6},
  author = {Bernstein, Daniel J},
  file = {/home/dimitri/Nextcloud/Zotero/storage/FRDZ39PP/Bernstein - Unknown - ChaCha, a variant of Salsa20.pdf}
}

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