Bug Fixes for NetEye 4.32 – 4.31 – 4.30 – 4.29 – 4.28 – 4.27 – 4.26 – 4.25 – 4.24
We have released a fix for a problem related to RedHat subscriptions. Updated packages We updated the following packages:
Read More
Blog Entries
A Minimal Voting System Based on Blockchain
Suggested reader skill level: Proficient in software development Reading time: 10 min What you will learn: “Blockchain is hard.” Even if everyone has heard this sentence at least once, the truth is that it’s not. It’s just a database, with a bit of cool stuff added on top. This article will teach you how to…
Read MoreMonitor Your Elasticsearch Agents Registered in the Elastic Fleet Server
Say you’re using the SIEM Module in NetEye and are deploying the Elasticsearch Agent to your clients. You’d surely like to know if those agents are still sending data and are still connected to the Elastic Fleet server. I had this problem recently and came up with a new monitoring plugin that uses the Kibana-API…
Read MoreMy OpenShift Journey #7: Enabling Persistent Monitoring
Some days after installing an OpenShift cluster you may notice a warning related to insights: the system is complaining because metrics are not stored in a persistent way and a restart of the container may cause the loss of metrics. In OpenShift it is possible to configure several custom metrics. In this post I will…
Read MoreBug Fixes for NetEye 4.32
We fixed a bug where the deployment of the Icinga director would not clean up old stages, filling up the file system over multiple deploys. Updated packages For NetEye 4.32 we updated the following packages:
Read MoreImprove Tornado Rules with a Mapping Modifier
Some years ago, one of my colleagues wrote an article about how to “Avoid Tornado Rules Repetition with a Map Post-modifier”. He presented an interesting and very useful way for creating Tornado rules without rewriting them. The core of his approach was based on the Mapping modifier, a functionality in the previous Tornado GUI that…
Read MoreDon’t Do Without EPSS: Vulnerability Prioritization
During a Vulnerability Remediation process, understanding which vulnerabilities pose a real and significant risk for an organization is not so obvious, and most of the time it involves several different aspects. It takes into consideration several factors related to available resources and time, company assets, severity, compatibility with fix methodologies, and others. There is no…
Read MoreOur Adventure at OSMC 2023: Exploring Open-Source Monitoring and Innovation
At the OSMC 2023 conference, we embarked on an exciting journey into the world of open-source monitoring. It was an event filled with inspiration, insights, and innovation.
Read MoreBug Fixes for NetEye 4.32
We added an automatic procedure that correctly upgrades the DB schema for Icinga2. Updated packages For NetEye 4.32 we updated the following packages:
Read MoreHow to Monitor NetEye with OpsGenie Heartbeats
Have you ever thought about how to monitor your NetEye system or other critical applications in a network failure scenario? To manage this scenario, in some customer cases some solutions have been implemented using SMS notifications, thus relying on the support of the mobile network as a notification channel.But what happens when even the mobile…
Read MoreAdding SOAR Features to the SOC – Part 1: Vulnerability Management
Security Orchestration, Automation and Response (SOAR) is a set of functionalities used by the SOC team to automate security activites, improve workflow management and share threat intelligence data. Security Operation Centres (SOCs) can leverage SOAR to gain in-depth knowledge of the threats they face, trigger automatic responses to security issues and achieve better efficiency. In this…
Read MoreHow to Fix OpenShift Console not Showing the Characters in Firefox
Recently when opening a console in the web-ui of OpenShift in Firefox, I saw the following: This doesn’t happen when opening the console using Chromium. In the Firefox debugger, we can see that we have the following error: The error is due to a strict Firefox privacy setting that prevents characters from being loaded. To…
Read MoreLVM Disks on Azure for Dockerized Applications
As an example of a Logical Volume Manager ( LVM ) setup on Azure, let me show you a real-world use case. Say we want to run a Pulp 3 container to host an rpm repo on Azure. As the base image let’s choose Rocky Linux 9. The machine that we provision will have two…
Read MoreTaking RPITIT ― Rust’s Shiny New Feature ― for a Test Ride with Type-system-level Lambda Calculus.
With the upcoming Rust version 1.75.0, two important new features will be stabilized. These features go by the names return-position impl Trait in trait (RPITIT) and async fn in trait (AFIT).
Read MoreFrom Chaos to Case: How SLAs Make Life Better!
One of the primary responsibilities of a Security Operation Center (SOC) is to effectively manage issues related to monitoring the security perimeter. This involves the meticulous analysis of alerts, the creation of subsequent cases, and if necessary, the escalation of incidents to the client through ticketing systems or, in some cases, the closure of incidents…
Read More