Kernel Drivers

How to Configure Storage Reports with FSRM on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Configure Storage Reports with FSRM on Windows Server 2025

How to Configure Storage Reports with FSRM on Windows Server 2025 File Server Resource Manager (FSRM) is one of the most practical built-in tools available on Windows Server 2025 for understanding how storage is being consumed across your file server infrastructure. While quotas and file screening get most of the attention, FSRM’s storage reporting engine […]

Read more
Oracle Linux 8 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — vulnerability — patch and remediation guide (ELSA-2025-13960)

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-13960 Related CVEs: CVE-2025-22097 CVE-2025-38250 CVE-2025-37914 CVE-2025-38380 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

Read more
How to Configure IIS CORS Headers on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Configure IIS CORS Headers on Windows Server 2025

How to Configure IIS CORS Headers on Windows Server 2025 Cross-Origin Resource Sharing (CORS) is a browser security mechanism that controls how web pages hosted on one origin (scheme + hostname + port) can request resources from a different origin. When a JavaScript application served from https://app.example.com tries to call an API at https://api.example.com, the […]

Read more
How to Set Up OpenVPN on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up OpenVPN on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying set up openvpn on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up OpenVPN on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

Read more
How to Configure Cross-Forest Trusts in Active Directory on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Configure Cross-Forest Trusts in Active Directory on Windows Server 2025

How to Configure Cross-Forest Trusts in Active Directory on Windows Server 2025 Large enterprises, mergers, and acquisition scenarios frequently require resources in one Active Directory forest to be accessible to users in a completely separate forest. Active Directory cross-forest trusts solve this by establishing a secure Kerberos referral path between forests, allowing users authenticated in […]

Read more
Oracle Linux 9 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2025-19409)

🟡 Medium   ⏱ 10–30 min  Last verified: 20 June 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19409 Related CVEs: CVE-2022-50367 CVE-2023-53494 CVE-2025-39702 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

Read more
Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2024-12582)

🟠 High   ⏱ 15–60 min  Last verified: 20 June 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12582 Related CVEs: CVE-2024-41091 CVE-2024-41090 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
How to Set Up SQL Server Always On Availability Groups on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Set Up SQL Server Always On Availability Groups on Windows Server 2025

How to Set Up SQL Server Always On Availability Groups on Windows Server 2025 Always On Availability Groups (AG) is SQL Server’s premier high-availability and disaster recovery solution, enabling automatic failover with near-zero data loss and readable secondary replicas that offload reporting workloads from the primary. On Windows Server 2025, the underpinning technology — Windows […]

Read more
Common Problems 127153

CentOS Stream 10 – Common Problem 194 – Diagnosis and Fix

🟡 Medium   ⏱ 5–30 min  Last verified: 20 June 2025 Affected versions: CentOS Stream 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

Read more
How to Configure SMB File Shares and NTFS Permissions on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Configure SMB File Shares and NTFS Permissions on Windows Server 2025

How to Configure SMB File Shares and NTFS Permissions on Windows Server 2025 Shared folders are at the heart of almost every Windows Server deployment. Getting the permission model right is not optional — a misconfigured share can expose confidential data, allow unintended writes, or prevent legitimate users from doing their jobs. Windows Server 2025 […]

Read more
CHAT