Logging Monitoring

How to Set Up StrongSwan IKEv2 VPN on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Set Up StrongSwan IKEv2 VPN on IBM AIX 7.3

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up strongswan ikev2 vpn on IBM AIX 7.3 […]

Read more
Debian 11 — hivex — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — hivex — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-9273 CVE-2021-3504 CVE-2021-3622 Upstream summary: lib/handle.c in Hivex before 1.3.11 allows local users to execute arbitrary code and gain privileges via a small hive files, which triggers an […]

Read more
Debian 11 — php-horde-trean — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — php-horde-trean — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-12095 CVE-2020-8865 Upstream summary: Horde Trean, as used in Horde Groupware Webmail Edition through 5.2.22 and other products, allows CSRF, as demonstrated by the treanBookmarkTags parameter to the […]

Read more
How to Configure Windows Server 2019 VXLAN — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Server 2019 VXLAN

How to Configure Windows Server 2019 VXLAN Virtual Extensible LAN (VXLAN) is a network virtualization technology that encapsulates Layer 2 Ethernet frames within UDP packets, allowing virtual networks to span across Layer 3 boundaries. VXLAN is a key component of Microsoft’s Software Defined Networking (SDN) stack in Windows Server 2019, enabling massive scalability beyond the […]

Read more
SLES 12 — aws-efs-utils — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — aws-efs-utils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 November 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0423-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-46174 Upstream summary: efs-utils is a set of Utilities for Amazon Elastic File System (EFS). A potential race condition issue exists within the Amazon EFS […]

Read more
openSUSE Tumbleweed — testng — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — testng — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:1690-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-4065 Upstream summary: A vulnerability was found in cbeust testng 7.5.0/7.6.0/7.6.1/7.7.0. It has been declared as critical. Affected by this vulnerability is the function testngXmlExistsInJar […]

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

Oracle Linux 8 — pcs — vulnerability — patch and remediation guide (ELSA-2022-9416)

🟠 High   ⏱ 15–60 min  Last verified: 16 November 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9416 Related CVEs: CVE-2022-29970 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
How to Set Up Always On VPN Infrastructure on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Always On VPN Infrastructure on Windows Server 2022

Overview of the Kerberos Protocol Kerberos is the default authentication protocol for Active Directory domains in Windows Server 2022. Developed at MIT and standardized in RFC 4120, it uses symmetric-key cryptography and a trusted third party — the Key Distribution Center (KDC) — to authenticate principals (users, computers, and services) without transmitting passwords over the […]

Read more
CHAT