# Convert base64 string to byte string

**URL:** <https://forum.elixirforum.com/t/convert-base64-string-to-byte-string/15092>\
**Category:** Questions\
**Tags:** deployment\
**Created:** [July 11, 2018, 11:39am UTC](https://forum.elixirforum.com/t/convert-base64-string-to-byte-string/15092 "2018-07-11T11:39:47Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![chrismcg](https://forum.elixirforum.com/user_avatar/forum.elixirforum.com/chrismcg/32/671_2.png) [@chrismcg](https://forum.elixirforum.com/u/chrismcg)\
**Post date:** [July 11, 2018, 12:06pm UTC](https://forum.elixirforum.com/t/convert-base64-string-to-byte-string/15092/5 "2018-07-11T12:06:42Z")

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The only place I have actually used this is when doing the [Cryptopals challenges](https://cryptopals.com/). I personally found it much easier to follow along when I had lists of bytes.

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