# RockPi 4 hardware

**URL:** <https://community.zymbit.com/t/rockpi-4-hardware/576>\
**Category:** ZYMKEY4\
**Created:** [June 8, 2019, 2:13pm UTC](https://community.zymbit.com/t/rockpi-4-hardware/576 "2019-06-08T14:13:11Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![romcioPaluszek](https://avatars.discourse-cdn.com/v4/letter/r/e274bd/32.png) [@romcioPaluszek](https://community.zymbit.com/u/romcioPaluszek)\
**Post date:** [June 8, 2019, 2:13pm UTC](https://community.zymbit.com/t/rockpi-4-hardware/576/1 "2019-06-08T14:13:11Z")

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I am using RockPi4 as IoT controller and I would like to add file system encryption using ZymKey. Is it possible to use ZymKey with this hardware? I am using Ubuntu Server. GPIO compatibility should be ok. Also, I would like to use an encrypted file system ZymKey as a read-only system.