If you've been using Icinga 2 for a while, you probably know the built-in checks cover a lot of ground: disk space, CPU, memory, ping. But sooner or later you'll run into something specific to your...
How to Create Your Own Plugins and Check Commands in Icinga 2
If you've been using Icinga 2 for a while, you probably know the built-in checks cover a lot of ground: disk space, CPU, memory, ping. But sooner or later you'll run into something specific to your...
Get Valid TLS Certificates for Icinga Web Despite a Firewall
Lots of big companies lock down their IT infrastructure in the internal network, sometimes they even use only locally mirrored repositories. I totally understand this, especially since our CVE-2024-49369. Nowadays, when LLMs find security holes even in OpenBSD, you...
XSS Vulnerability in Icinga PHP Library
Today we announce a security update for Icinga PHP Library. It solves a severe cross-site scripting attack vulnerability and affects multiple Icinga products at once. It has been published as GHSA-55wf-5m3q-6jjf. Installing the update v0.19.2 as soon as possible is...
Releasing Icinga DB v1.2.1
Today we are releasing a new version of Icinga DB, version 1.2.1, a maintenance release that addresses HA issues and includes a number of other fixes. Most prominent, crashes caused by an invalid HA state were investigated and fixed mainly by the following changes....
Icinga Notifications – How to Set Up Desktop Alerts
We recently released the beta version of our Notification Web Module, which includes a cool feature that is not yet known to everyone. We named it Desktop Notifications (Browser Push Notifications). With this feature enabled, your browser can send you instant...
Uncovering a Client Certificate Verification Bypass in Icinga
This is a guest blogpost from Finn Steglich. As of Icinga 2 versions 2.14.3, 2.13.10, 2.12.11, and 2.11.12 from 12th November 2024, a critical security issue affecting Icinga 2 Masters, Satellites and Agents has been addressed. Now we'd like to release some more...
Releasing Icinga Director v1.11.2
We are pleased to announce the release of Icinga Director version 1.11.2, which addresses several important bug fixes to enhance the stability across different areas of the Director. UI Enhancements This update resolves several issues, including errors when changing...
Releasing Icinga Web v2.12.2
Today we’re announcing the general availability of Icinga Web v2.12.2. You can find all issues related to this release on our Roadmap. General Fixes Icinga Web has become quite mature over the years. Typically, only new features cause issues and require fixing....
How to Do Code Review: A Guide for Teams That Care About Quality
We at Icinga / NETWAYS (yes, that’s the order) held an internal event recently. It’s name was Knowledge Days and I got to to talk about how I review code. Now, I will share my knowledge with you! Though, this is specifically how I personally perform reviews. This is...
Icinga Notifications: Incident muting
In a previous article, Julian provided a comprehensive overview of the characteristics and functionality of Incidents in Icinga Notifications. In today's blog, I will explain the concept of Incident muting and its underlying mechanisms. What is Incident Muting? The...
Monitoring Automation with Icinga Director – Simplify Configuration Management
Automating the monitoring process for a huge amount of servers, virtual machines, applications, services, private and public clouds is a main driver for users when they decide to use Icinga. In fact, monitoring large environments is not a new demand for us at all. We...
Icinga Notifications: Custom Channel Plugins
As many of you have already seen in our previous blog posts and our early beta release, we're working on a new, independent notification module. Right now, we only offer three ready-made channels for sending notifications. Today, I want to show you how you can create...
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