On April 29, 2026, the security research team at Theori publicly disclosed one of the most severe Linux kernel vulnerabilities in years — CVE-2026-31431, better
Introduction Postfix is widely used to send and receive emails in Linux environments. One of the most common issues administrators face is queued mail in
Introduction While working with FTP (such as FileZilla) on Linux servers, you may encounter a situation where: This issue usually occurs due to ACL (Access
Introduction Every application on your system can silently connect to the internet without your knowledge. This behavior, often called “phoning home,” happens in the background
Introduction Managing system resources like CPU and memory is very important for maintaining a stable and efficient server. In Ubuntu, systemd resource management helps control
Enable AWS Security Hub AWS will automatically start collecting findings. Enable Security Standards Security Hub supports built-in compliance standards: AWS Foundational Security Best Practices (FSBP)
Introduction Testing email functionality from your server is an important step in building any web application. Even if your code is correct, issues like incorrect
Results at a Glance 40% Cost Reduction AWS bill cut in 14 days $3,800 Monthly Savings From $9,400 to $5,600/mo $45,600 Annual Savings Recurring year-over-year
Download Alertmanager Move binaries alertmanager –version Create system user Create directories Create systemd service Start Alertmanager Check status: Access UI Open in browser: You should
If you’re running Ubuntu, you might have noticed that the version of Supervisord available in the default repositories is often outdated. Older versions come with
Introduction In DevOps workflows, CI/CD pipelines automate the process of building, testing and deploying applications. A key component that executes the pipeline jobs is GitLab
Backups are a critical part of server management. If you are running Plesk on a Linux server, you may eventually need to Change Plesk Backup