As some of you might have already noticed, we recently gave our official Icinga 2 container image builds a complete overhaul. These new images are currently available only as snapshot builds but...
Enhanced Icinga 2 Container Images
As some of you might have already noticed, we recently gave our official Icinga 2 container image builds a complete overhaul. These new images are currently available only as snapshot builds but...
How to check CPU usage on Linux
When your Linux system feels sluggish, one of the first things to investigate is the CPU usage. The CPU (Central Processing Unit) is the brain of your machine, and if it’s overloaded, everything else slows down. In this guide, you’ll learn different ways to Linux...
What is SNMP Trap: Real-Time Alerts for Network Monitoring
Why wait for the next poll? An SNMP trap is a real-time alert sent from a device to a monitoring system, without waiting for polling. Ever had a router die silently at 3 AM while your monitoring system was still polling away every 5 minutes? Yeah… not fun. That’s...
Releasing Icinga Web v2.9.8, v2.10.4 and v2.11.3
Today we’re announcing the general availability of Icinga Web v2.9.8, v2.10.4 and v2.11.3. These are accompanied by the release of the Icinga PHP Library in version 0.10.1. SQL Injection in Icinga DB Web If you are using Icinga DB Web, please make sure to upgrade...
Icinga DB Web Search Bar – Features & How It Works
With Icinga DB Web you can filter the list views in a very elegant and lovely manner. If you haven't tried this search bar yet, it's time to begin now. Unlike in the monitoring module, where you have to tediously filter the views based on clicking through all the...
Updates for Icinga Web Graphite and GenericTTS Integrations
Today we’re announcing the general availability of Icinga Web GenericTTS Integration v2.1.0 and Icinga Web Graphite Integration v1.2.2. What's New Both releases are mainly defined by several maintenance tasks. But of course, we wouldn't announce them on the blog...
Less is more … or more is more? Decide for yourself with Icinga DB Web list view modes
With Icinga DB Web you can now customise Icinga Web's list views to your needs. While in one scenario you might be more interested to see as many objects as possible at a glance, in another scenario detail attributes of only a few objects will be more important to...
Authenticating Icinga 2 API Users with TLS Client Certificates
When interacting with the Icinga 2 API, the client is commonly authenticated using a password provided via HTTP basic auth. Icinga 2 also supports a second authentication mechanism: TLS client certificates. This is a feature of TLS that also allows the client to send...
New Releases for Icinga 2, Icinga Web and Icinga DB Web available
We've been working on a bunch of minor releases lately. Today we're happy to announce new versions for Icinga 2, Icinga Web and the Icinga DB Web module. Check out the details below. Icinga 2 v2.13.6 Today we are releasing Icinga 2.13.6. The main focus is improved...
How the current OpenSSL vulnerabilities affect Icinga
Recently, OpenSSL published an advisory about two vulnerabilities, X.509 Email Address 4-byte Buffer Overflow (CVE-2022-3602) and X.509 Email Address Variable Length Buffer Overflow (CVE-2022-3786). Depending on the operating system you are using, this may affect...
Icinga 2 Advanced Training – Monitoring redesigned
If you have some experience with Icinga 2 or you already visited the Icinga 2 Fundamentals training you are in the right place. I am about to give you a small introduction into Icinga 2 Advanced training, since I recently visited this training myself. I already...
How We Schedule Tasks in PHP at Icinga – A Look Behind the Scenes
When building software like Icinga, some of the most critical operations happen silently in the background. Recurring tasks whether for collecting data, renewing certificates, or generating reports are essential to delivering the functionality our users rely on every...
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