cloud-init: How to Set Up Ubuntu 26.04 Servers Automatically
Installing and configuring cloud-init on Ubuntu 26.04 makes it much easier to automate server setup, especially…
Netplan: Configure Static IP Address and DNS on Ubuntu 26.04
Netplan is the default network configuration tool on Ubuntu since 18.04, replacing the older ifupdown system…
May 2026 Patch Tuesday: 30 Critical Vulnerabilities Among 130 CVEs
Critical Vulnerability in Azure DevOps CVE-2026-33823 is a Critical information disclosure vulnerability affecting the Microsoft Teams…
How to Create a Test File of Any Size in Linux
You need a 1GB test file to benchmark your disk, fill a partition to a specific…
hyperfine: Find Linux Command Execution Time Accurately
hyperfine is a command-line benchmarking tool that runs your commands repeatedly, collects timing data across multiple…
Falcon for IT Supports Windows Secure Boot Certificate Lifecycle Management
A recommended execution cadence is weekly or monthly to maintain posture awareness and support audit requirements.While…
After You Migrate: Cleanup, Governance, and Preventing Unmanaged Disks from Coming Back
TL;DR Converting disks is not the finish line. Your real goal is a new steady state:…
Convert Azure VMs from Unmanaged to Managed Disks: A Production-Ready Runbook
TL;DR Converting a VM to managed disks is usually operationally straightforward: deallocate, convert, start, validate. The…
Azure Unmanaged Disks Retirement: How to Tell If You’re at Risk Before End of March 2026
TL;DR If any Azure IaaS VM in your estate still uses unmanaged disks, it is on…
VCF 9.0 GA Mental Model Part 3: Day-0 to Day-2 Ownership Across Fleets, Instances, and Domains
TL;DR A) One fleet, one instance, stretched where justified In VCF 9.0, identity is not a…
VCF 9.0 GA Mental Model Part 2: Fleet Services vs Instance Management Planes (and Who Owns What)
TL;DR Practical implication: if fleet services are impaired, governance and workflows degrade, but the instance-level control…
How to Impose High CPU Load and Stress Test on Linux
In this guide, we will explore two important tools, stress and stress-ng, for conducting comprehensive stress…
Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
WARP PANDA demonstrates a high level of stealth and almost certainly focuses on maintaining persistent, long-term,…
Falcon Defends Against Git Vulnerability CVE-2025-48384
An attacker can exploit this vulnerability by crafting a Git repository including a malicious .gitmodules file…
October 2025 Patch Tuesday: Two Publicly Disclosed, Three Zero-Days, and Eight Critical Vulnerabilities Among 172 CVEs
Windows 10 End of Support Is Here There is evidence of active exploitation in the wild…