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Feistel network


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A Feistel network is a cryptographic construction that can be used to build Block ciphers.

Feistel networks can be balanced or unbalanced.

Balanced Feistel networks

Both halves are the same size.

Unbalanced Feistel networks

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@article{yaltirakli,
  title   = "Feistel network",
  author  = "Yaltirakli, Gokberk",
  journal = "gkbrk.com",
  year    = "2025",
  url     = "https://www.gkbrk.com/feistel-network"
}
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IEEE Citation
Gokberk Yaltirakli, "Feistel network", April, 2025. [Online]. Available: https://www.gkbrk.com/feistel-network. [Accessed Apr. 17, 2025].
APA Style
Yaltirakli, G. (2025, April 17). Feistel network. https://www.gkbrk.com/feistel-network
Bluebook Style
Gokberk Yaltirakli, Feistel network, GKBRK.COM (Apr. 17, 2025), https://www.gkbrk.com/feistel-network

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