🟢 Low ⏱ 5–15 min Last verified: 22 July 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6282-1 Related CVEs: CVE-2020-13959 Upstream summary: Jackson Henry discovered that Velocity Tools incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted […]
Firejail is a flexible, secure jail solution that can be used to isolate processes, resources, and network interfaces. In this guide, we will demonstrate how to configure WordPress in two Firejail chroot environments. One will contain the database server and the other will operate the web server. By setting up a sandboxed environment, we can reduce the risk of a security breach by minimizing the scope of the processes involved.
When operating a web server, it is important to implement security measures to protect your site and users. Protecting your web sites and applications with firewall policies and restricting access to certain areas with password authentication is a great starting point to…
仮想ネットワークコンピューティング、 すなわちVNC（Virtual Network Computing）は、キーボードとマウスを使用して 、リモートサーバー上のグラフィカルデスクトップ環境と対話できるようにする接続システムです 。このガイドで は、Ubuntu 20 .04 サーバー上にVNC サーバーを設定し 、SSH トンネルを介して 安全に接続します 。
In this guide, we will work to install one Chef server used to store configuration data and administer access rights. This will serve as a hub for our other machines. We will also install a workstation that will allow us to interact with our server and build our configuration policies. This is where we will do the work to manage our infrastructure environment. Finally, we will bootstrap a node, which will represent one of the servers in our organization that will be managed through Chef.
Apache is the most popular web server in the world. It is well-supported, feature-rich, and flexible. When designing your web pages, it is often helpful to customize every piece of content that your users will see. This includes error pages for when they request content…
🟡 Medium ⏱ 5–30 min Last verified: 20 July 2020 📖 ~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 & Cross-Refs References & Further […]
Melissa Anderson escribió una versión anterior de este tutorial. MongoDB, también conocido como Mongo, es una base de datos de documentos de código abierto que se utiliza en…
🟢 Low ⏱ 5–15 min Last verified: 19 July 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4553-1 Related CVEs: CVE-2020-12066 Upstream summary: It was discovered that Teeworlds server did not properly handler certain network traffic. A remote, unauthenticated attacker could use this vulnerability to cause Teeworlds […]
UFW, ou Uncomplicated Firewall, est une interface de gestion de pare-feu simplifiée qui masque la complexité des technologies de filtrage de paquets de niveau inférieur telles que iptables et nftables. Si vous souhaitez commencer à sécuriser votre réseau, et vous n’êtes…
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