feistel_cipher

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Encrypted integer IDs using Feistel cipher

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feistel_cipher lib feistel_cipher.ex

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lib/feistel_cipher.ex

defmodule FeistelCipher do
  @moduledoc false

  def default_functions_salt do
    1_076_943_109
  end

  def random_key do
    <<key::31, _::1>> = :crypto.strong_rand_bytes(4)
    key
  end
end

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