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How to Configure OpenVPN Server on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure OpenVPN Server on Debian 9

Introduction Deploying configure openvpn server on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure Debian 9 […]

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Kotlin Visibility Modifiers - public, protected, internal, private — step-by-step DevOps tutorial on Progressive Robot

Kotlin Visibility Modifiers – public, protected, internal, private

URL: https://www.progressiverobot.com/kotlin-visibility-modifiers-public-protected-internal-private/ In this tutorial, we'll be discussing the various Visibility Modifiers available in Kotlin programming. Kotlin Visibility Modifiers Visibility Modifiers are modifiers that when appended to a class/interface/property/function in Kotlin, would define where all it is visible and from where all it can be accessed. The setters of properties in Kotlin can have a […]

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FreeBSD 12 — gforge — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — gforge — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gforge — XSS and email flood vulnerabilities Related CVEs: CVE-2005-0299 CVE-2005-2430 CVE-2005-2431 Upstream summary: Jose Antonio Coret reports that GForge contains multiple Cross Site Scripting vulnerabilities and an e-mail flood […]

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How To Use the Linux Auditing System on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Use the Linux Auditing System on CentOS 7

The Linux Auditing System helps system administrators create an audit trail, a log for every action on the server. We can track security-relevant events, record the events in a log file, and detect misuse or unauthorized activities by inspecting the audit log files.

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How to Configure MySQL Binary Log on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure MySQL Binary Log on Debian 9

Introduction How to Configure MySQL Binary Log on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. […]

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openSUSE Tumbleweed — getmail — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — getmail — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 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-2014-7273 CVE-2014-7274 CVE-2014-7275 Upstream summary: The IMAP-over-SSL implementation in getmail 4.0.0 through 4.43.0 does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers […]

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How To Get Total Result Count in Laravel Eloquent — step-by-step Programming tutorial on Progressive Robot

How To Get Total Result Count in Laravel Eloquent

When working with database query results, it is often useful to obtain only the total number of rows in a result set, instead of pulling the full dataset content with a regular query. Eloquent offers a few different aggregate methods that return a scalar value instead of an Eloquent object, such as count(), max(), and sum(). In this part of the series, you’ll update the main application view to show the total number of links in each list, using the count() method.

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FreeBSD 12 — linux-c6-libxml — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-c6-libxml — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libxml2 — Enforce the reader to run in constant memory Related CVEs: CVE-2013-2877 CVE-2014-0191 CVE-2014-3660 CVE-2015-1819 Upstream summary: Daniel Veilland reports: Enforce the reader to run in constant memory. One […]

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