OpenVPN is a full-featured, open-source Secure Socket Layer (SSL) VPN solution that accommodates a wide range of configurations. In this tutorial, you will set up an OpenVPN server on a Debian 11 server and then configure access to it from Windows, macOS, Linux, iOS and/or Android devices.
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2017-9525 Upstream summary: In the cron package through 3.0pl1-128 on Debian, and through 3.0pl1-128ubuntu2 on Ubuntu, the postinst maintainer script allows for group-crontab-to-root privilege escalation via symlink attacks […]
phpIPAM is a dedicated tool for IP address management that provides automatic ping scans, status reports (so you can see which of your hosts are up and which are down), and email notifications. In this tutorial, you will install and configure phpIPAM on a Linux, Apache, MySQL, and PHP (LAMP) stack running on Ubuntu 16.04 and then create records related to a sample subnet.
Introduction This guide explains how to Set Up iSCSI on FreeBSD 12 on FreeBSD 12. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2012-6685 CVE-2019-5477 CVE-2020-26247 CVE-2022-24836 CVE-2022-29181 Upstream summary: Nokogiri before 1.5.4 is vulnerable to XXE attacks Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]
This is our tutorial on hosting Ghost with Nginx on the cloud provider.
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2023-0626 Related CVEs: CVE-2022-47629 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
![How To Configure HAProxy Logging with Rsyslog on CentOS 8 [Quickstart] — step-by-step Linux tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-configure-haproxy-logging-with-rsyslog-on-centos-8-quickstart-76707-featured.png "How To Configure HAProxy Logging with Rsyslog on CentOS 8 [Quickstart] 8")
By default on many CentOS 8 installations, HAProxy is not configured to write its log output to a file. This quickstart tutorial will explain how to configure HAProxy logging with Rsyslog and SELinux rules by using a Unix domain socket for reliability, speed, and security.
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: MySQL — Multiple vulnerabilities Related CVEs: CVE-2020-2752 CVE-2020-2875 CVE-2020-2922 CVE-2020-2933 CVE-2020-2934 CVE-2021-22926 CVE-2021-22931 CVE-2021-22946 +12 more Upstream summary: Oracle reports: This Critical Patch Update contains 34 new security patches, plus […]
Brennan Bearnes escribió una versión anterior a este tutorial. Aunque muchos usuarios necesitan la funcionalidad de un sistema de gestión de bases de datos como MySQL, es posible que no se sientan cómodos interactuando…
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