🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2017-5593 Upstream summary: An incorrect implementation of "XEP-0280: Message Carbons" in multiple XMPP clients allows a remote attacker to impersonate any user, including contacts, in […]
Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up automate backups with rsync on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux […]
🟡 Medium ⏱ 5–30 min Last verified: 14 September 2019 Affected versions: Windows Server 2016 📖 ~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 […]
Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure virtual memory with rmss on ibm aix 7.2 […]
Configure and analyze NGINX access and error logs. Learn log formats, severity levels, troubleshooting, and integration with monitoring tools.
How to Configure Certificate Auto-Enrollment via Group Policy on Windows Server 2012 R2 Certificate auto-enrollment allows domain computers and users to automatically request, receive, and renew digital certificates from an Enterprise CA without any manual intervention. This eliminates the administrative burden of manually issuing certificates to hundreds or thousands of devices and users, ensures certificates […]
How do I scale and grow my infrastructure for my business?
When retrieving data from a database, you may need to refer to more than one table at a time. In Structured Query Language (SQL), you can use the `UNION` operation, which takes the results of two queries with matching columns and merges them into one. In this guide, you will use `UNION` operations to retrieve data from more than one table simultaneously and combine the results. You will also combine the `UNION` operator with filtering to order the results.
Learn how to use systemctl to manage systemd services and units in Linux. Control startup, shutdown, and more. Follow this step-by-step guide.
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: OpenBSD 7.6 📖 ~4 min read • Source: OpenBSD 7.6 errata 010_expat Errata topic: Security: expat (All architectures) Issued: March 18, 2025 Related CVEs: CVE-2024-8176 Upstream summary: In libexpat fix crash caused by stack overflow during recursion. CVE-2024-8176 Table of contents Symptom […]
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