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Package signing and verification

Disclaimer: This post focuses on Debian-based and Fedora\/RHEL-based distributions and packaging. Everybody using a GNU/Linux distribution most likely knows that packages used by the given distribution are somehow signed and such signatures are somehow verified. Usually, this knowledge comes with the first requirement to import some key when an extra package repository is being added to the system (the standard repositories of a distribution use keys that are present and trusted by default).

Introducing cfbs 4.4.0 and the analyze command

The latest release of cfbs (4.4.0 released April 4th, 2025) introduces the analyze command. Last time I used this (Show notes: The agent is in - Episode 47 - Preview of cfbs analyze) I had installed it from a git clone, now I want to go back to regular install command output Now, cfbs help should have our new cfbs analyze option: command output Let’s grab oldest version of the Masterfiles Policy Framework that cf-remote knows about and test it out.

Masterfiles Policy Framework: the 'module' that started it all

The MPF or Masterfiles Policy Framework is intended to provide a stable base policy for installations and upgrades, and is used by both CFEngine Enterprise and CFEngine community. When you create a new cfbs project with cfbs init one of the questions is related to the MPF: Of particular interest to policy writers is the lib sub-directory: Let’s look through some of the helpful bits you can re-use in your policy!

See what services are running on your hosts

This series of blogs, Monthly Module Mondays, started on April Fool’s Day 2024 discussing how to Inventory and remediate Red Hat Enterprise Linux with Security Technical Implementation Guides (STIGs) has now reached the 10th installment showcasing a couple of modules to take stock of what services are running on your systems.

Feature Friday #42: ob-cfengine3

For the final post in the Feature Friday series I am here to tell you about something I use nearly hourly, ob-cfengine3 which extends Emacs Org Babel for executing CFEngine policy. ob-cfengine3 has been around for a little over seven years now and it has saved me countless hours, seconds at a time. At it’s core it let’s you type a snippet of policy and execute it directly in your document, sort of like Jupyter.

Show notes: The agent is in - Episode 44 - Cody and Nick's Christmas Special

Join Cody and Nick for a Christmas Special showcasing the new Audit Log in Mission Portal for CFEngine 3.25. Nick walked through the new Audit Log demonstrating how actions in Mission Portal are tracked and available for review. He also took a quick look at changes to the global search and taking some questions of air from a few attendees.