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use stronger hash function for anonymous names

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byte[] 2020-05-10 06:20:21 -04:00
parent a656f64225
commit 41f144b32b
1 changed files with 3 additions and 1 deletions
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4
lib/philomena_web/views/user_attribution_view.ex
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@ -28,8 +28,10 @@ defmodule PhilomenaWeb.UserAttributionView do
id = Attribution.object_identifier(object)
user_id = Attribution.best_user_identifier(object)
{:ok, <<key::size(16)>>} = :pbkdf2.pbkdf2(:sha256, id <> user_id, salt, 100, 2)
hash =
(:erlang.crc32(salt <> id <> user_id) &&& 0xFFFF)
key
|> Integer.to_string(16)
|> String.pad_leading(4, "0")