April 2026 Patch Tuesday: Two Zero-Days and Eight Critical Vulnerabilities Among 164 CVEs
Exploited Zero-Day Vulnerability in Microsoft SharePoint Server CVE-2026-23666 is a Critical denial-of-service (DoS) vulnerability affecting the…
STARDUST CHOLLIMA Likely Compromises Axios npm Package
Since the end of Q4 2025, STARDUST CHOLLIMA’s operational tempo has surged and has continued at…
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…
How to Use fsck to Check and Repair Linux Filesystem Errors
Linux filesystems are responsible for organizing how data is stored and retrieved. Over time – due…
How to Create, Extract and List RAR Files in Linux
RAR files, a common compressed file format, are widely used to store and share large amounts…
VCF 9.0 GA Mental Model Part 6: Topology and Identity Boundaries for Single Site, Dual Site, and Multi-Region
TL;DR Scope: VMware Cloud Foundation 9.0.0.0 GA (primary platform build 24703748) and the associated 9.0 GA…
VCF 9.0 GA Mental Model Part 5: Topology Patterns for Single Site, Two Sites, and Multi-Region
TL;DR Identity is not a “later” decision. It is a boundary decision. The hierarchy you should…
VCF 9.0 GA Mental Model Part 4: Fleet Topologies and SSO Boundaries (Single Site, Dual Site, Multi-Region)
TL;DR This post targets VCF 9.0 GA only: VCF 9.0 (17 JUN 2025) build 24755599, with…
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…
VCF 9.0 GA Mental Model Part 1: Fleets, Instances, Domains, and the Fleet Management Layer
TL;DR This is the “where do we do the thing” map you want in every runbook….
February 2026 Patch Tuesday: Six Zero-Days Among 59 CVEs Patched
Actively Exploited Zero-Day Vulnerability in Windows Remote Desktop The vulnerability allows local attackers with no privileges…