Herd by CapivaraOS 1.0.1: one-command hardening

August 28, 2026
Capybara with lines of code in the background, representing Herd by CapivaraOS

CapivaraOS's server line got an update — and a new name. It's now called Herd by CapivaraOS, and version 1.0.1 ships the most requested feature: security hardening in one command.

One-command hardening

The new herd-harden applies an entire compliance profile at once, using Fedora's SCAP Security Guide content underneath. Pick the profile — ospp, cis-l1, cis-l2 or pci — and it hardens the system via Ansible. By default it runs a dry-run (shows what would change, without touching anything); it only applies for real with --apply.

Compliance with evidence

herd-compliance-scan now accepts the same profile aliases and also produces an ARF file — the machine-readable evidence that auditing tools consume and that you can re-render into a report later — on top of the usual HTML and XML.

FIPS and disk encryption

The documentation gained the opt-in paths for FIPS mode (on Fedora 44, via fips=1 on the kernel) and disk encryption (LUKS) at install time — each with its caveats, including the care needed with SSH keys under FIPS.

Get 1.0.1

The x86_64 images (installer ISO and cloud qcow2) are on the download page, with SHA-256 checksums. Everything is documented — in English and Portuguese — in the Herd documentation.

Same philosophy as always: quality and security, no rush. Hit a problem or want to contribute? Get in touch.

Download Herd 1.0.1

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