Introduction to Collections in Jekyll
A quick overview of using collections in Jekyll to create powerful taxonomies around your content.
How to Configure SMB Multichannel on Windows Server 2022
What Is SMB Multichannel? SMB Multichannel is a feature of the SMB 3.x protocol that allows a single SMB session to use multiple simultaneous network connections between a client and server. In traditional SMB, a single TCP connection limits throughput to one network path, regardless of how many network adapters or how much bandwidth is […]
Oracle Linux 9 — swtpm — security and stability fixes — required update (ELSA-2022-8100)
🟢 Low ⏱ 5–15 min Last verified: 15 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2022-8100 Related CVEs: CVE-2022-23645 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
AlmaLinux 9 — kernel-rt — multiple vulnerabilities (20 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2023:5091 Related CVEs: CVE-2023-1637 CVE-2023-20593 CVE-2023-21102 CVE-2023-31248 CVE-2023-3390 CVE-2023-35001 CVE-2023-3610 CVE-2023-3776 +12 more Upstream summary: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high […]
Ubuntu 20.04 LTS – system clock drift causes NTP unsynchronized status
🟡 Medium ⏱ 5–30 min Last verified: 15 March 2023 Affected versions: Ubuntu 20.04 LTS Ubuntu 20.04 Ubuntu 20.04.6 📖 ~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 […]
Windows Server 2022 — Site-to-site VPN fails because IKE proposal mismatch — Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 15 March 2023 Affected versions: Windows Server 2022 📖 ~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 […]
How to Configure Nginx with PageSpeed Module on Oracle Linux 9
Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying configure nginx with pagespeed module on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Nginx with PageSpeed Module on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the […]
FreeBSD 12 — py311-Scrapy — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 15 March 2023 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: py-Scrapy — DoS vulnerability Related CVEs: CVE-2017-14158 CVE-2022-0577 Upstream summary: kmike and nramirezuy report: Scrapy 1.4 allows remote attackers to cause a denial of service (memory consumption) via large files […]
Ubuntu 16.04 — node-css-what — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 15 March 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6065-1 Related CVEs: CVE-2021-33587 CVE-2022-21222 Upstream summary: It was discovered that css-what incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]
Primefaces Tree, TreeNode, TreeTable Example Tutorial
URL: https://www.progressiverobot.com/primefaces-tree-treenode-treetable-components-example-tutorial/ For displaying hierarchical data and create site navigation, Primefaces provides you Tree & TreeTable components. Leveraging these components aren't so easy and it needs a lot of technical details. Some of those technical issues are covered randomly along spread published technical documents on the internet while others aren't. This tutorial intended to provide […]