---
title: KB Archive
icon: material/archive
description: Some pages that used to be in our knowledge base can now be found on our blog.
---
Some pages that used to be in our knowledge base can now be found on our blog:

- [GrapheneOS vs. CalyxOS](https://blog.privacyguides.org/2022/04/21/grapheneos-or-calyxos)
- [Signal Configuration Hardening](https://blog.privacyguides.org/2022/07/07/signal-configuration-and-hardening)
- [Linux - System Hardening](https://blog.privacyguides.org/2022/04/22/linux-system-hardening)
- [Linux - Application Sandboxing](https://blog.privacyguides.org/2022/04/22/linux-application-sandboxing)
- [Secure Data Erasure](https://blog.privacyguides.org/2022/05/25/secure-data-erasure)
- [Integrating Metadata Removal](https://blog.privacyguides.org/2022/04/09/integrating-metadata-removal)
- [iOS Configuration Guide](https://blog.privacyguides.org/2022/10/22/ios-configuration-guide)