# Encrypting Your Root File System with HSM4

**URL:** <https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968>\
**Category:** Encrypting File System\
**Created:** [October 2, 2020, 12:05am UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968 "2020-10-02T00:05:36Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![Michelle\_of\_Zymbit](https://avatars.discourse-cdn.com/v4/letter/m/5e9695/32.png) [@Michelle\_of\_Zymbit](https://community.zymbit.com/u/Michelle_of_Zymbit)\
**Post date:** [October 2, 2020, 12:05am UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968/1 "2020-10-02T00:05:36Z")

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See [Zymbit’s Documentation Site](https://docs.zymbit.com/tutorials/encrypt-rfs/hsm4/) for the most recent Encrypting RFS documentation.

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**Author:** ![Michelle\_of\_Zymbit](https://avatars.discourse-cdn.com/v4/letter/m/5e9695/32.png) [@Michelle\_of\_Zymbit](https://community.zymbit.com/u/Michelle_of_Zymbit)\
**Post date:** [October 5, 2020, 7:25pm UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968/2 "2020-10-05T19:25:51Z")

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**Author:** ![Michelle\_of\_Zymbit](https://avatars.discourse-cdn.com/v4/letter/m/5e9695/32.png) [@Michelle\_of\_Zymbit](https://community.zymbit.com/u/Michelle_of_Zymbit)\
**Post date:** [December 12, 2020, 12:59am UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968/3 "2020-12-12T00:59:49Z")

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**Author:** ![Michelle\_of\_Zymbit](https://avatars.discourse-cdn.com/v4/letter/m/5e9695/32.png) [@Michelle\_of\_Zymbit](https://community.zymbit.com/u/Michelle_of_Zymbit)\
**Post date:** [January 12, 2021, 6:14pm UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968/4 "2021-01-12T18:14:18Z")

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**Author:** ![Connor\_of\_Zymbit](https://avatars.discourse-cdn.com/v4/letter/c/e274bd/32.png) [@Connor\_of\_Zymbit](https://community.zymbit.com/u/Connor_of_Zymbit)\
**Post date:** [March 3, 2021, 12:07am UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968/5 "2021-03-03T00:07:27Z")

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**Author:** ![Connor\_of\_Zymbit](https://avatars.discourse-cdn.com/v4/letter/c/e274bd/32.png) [@Connor\_of\_Zymbit](https://community.zymbit.com/u/Connor_of_Zymbit)\
**Post date:** [March 3, 2021, 12:37am UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968/6 "2021-03-03T00:37:50Z")

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**Author:** ![secure](https://avatars.discourse-cdn.com/v4/letter/s/edb3f5/32.png) [@secure](https://community.zymbit.com/u/secure)\
**Post date:** [June 16, 2021, 5:05pm UTC](https://community.zymbit.com/t/encrypting-your-root-file-system-with-hsm4/968/7 "2021-06-16T17:05:39Z")

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I am using the HSM4 Module. I have followed the instructions for installation of the zymbit software and it finishes correctly. I am trying to do the LUX encryption and receive the following error:

```auto
E: Unable to locate package zksaapps

```