🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: OpenSearch — Log4Shell Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2021-45105 Upstream summary: OpenSearch reports: CVE-2021-45105 for Log4j was issued after the release of OpenSearch 1.2.2. This CVE advises upgrading to Log4j 2.17.0. […]
Obtaining solid test coverage is imperative for building confidence in your web application. In this tutorial, you will test asynchronous code and interactions in a sample project containing various UI elements. You will use Jest to write and run unit tests, and you will implement React Testing Library as a helper DOM library to handle interacting with components.
Introduction How to Set Up Two-Factor Authentication for SSH on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4690-1 Related CVEs: CVE-2020-26262 CVE-2020-4067 CVE-2020-6061 CVE-2020-6062 Upstream summary: It was discovered that coTURN allowed peers to connect and relay packets to loopback addresses in the range of 127.x.x.x. A […]
WordPress is a free and open source website and blogging tool that uses php and MySQL. It was created in 2003 and has since then expanded to manage 22% of all the new websites created and has over 20,000 plugins to customize its functionality. This tutorial shows how to install Wordpress on a server with LEMP (with nginx instead of apache). It is written for Centos 6.
Kubernetes — это система организации контейнеров, способная управлять контейнерными приложениями в кластере серверных узлов. Для обеспечения доступа к сети для всех контейнеров в кластере требуются сложные схемы сетевых подключений. В этой статье мы кратко расскажем о некоторых…
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7137-1 Related CVEs: CVE-2019-11637 CVE-2019-11638 CVE-2019-11639 CVE-2019-11640 CVE-2019-6455 CVE-2019-6456 CVE-2019-6457 CVE-2019-6458 +5 more Upstream summary: It was discovered that recutils incorrectly handled memory when parsing comments with the recparser utility. […]
Learn how to identify, troubleshoot, and resolve asymmetric network performance problems, ensuring balanced, reliable, and efficient network operations across your infrastructure.
When designing an SQL database, there may be cases where you want to impose restrictions on what data can be added to certain columns in a table. SQL makes this possible through the use of constraints. After applying a constraint to a column or table, any attempts to add…
Microsoft Intune for small business guide covering device management, app protection, compliance policies, BYOD, security baselines, and rollout planning.
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