This article will show how to create a simple firewall on a Centos VPS. It will only open up ports that we want and close up other services. We’ll also demonstrate how to prevent simpler attacks, and how to let yourself back in to the VPS if you deny access to yourself by accident.
🟠 High ⏱ 15–60 min Last verified: 12 November 2019 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2020:3231-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-17955 Upstream summary: In yast2-multipath before version 4.1.1 a static temporary filename allows local attackers to overwrite files on systems without symlink protection Table of […]
Graylog is a powerful open source log management platform. It aggregates and extracts important data from server logs, which are often sent using the syslog protocol. It also allows you to search and visualize the logs in a web interface. In this…
🟡 Medium ⏱ 10–30 min Last verified: 12 November 2019 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-4432 Related CVEs: CVE-2019-20916 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-201805-25 Related CVEs: CVE-2018-11362 CVE-2018-11361 CVE-2018-11360 CVE-2018-11359 CVE-2018-11358 CVE-2018-11357 CVE-2018-11356 CVE-2018-11355 +6 more Upstream summary: Type: multiple issues. Status: Fixed. Affected: 2.6.0-1. Fixed in: 2.6.1-1. Group: AVG-708. Table of contents […]
How to Install and Configure SonarQube on RHEL 7 SonarQube is an open-source platform for continuous code quality inspection and static analysis. It detects bugs, vulnerabilities, code smells, and security hotspots across dozens of programming languages, integrating naturally into CI/CD pipelines to enforce quality gates before code reaches production. On RHEL 7, setting up SonarQube […]
![Установка Python 3 и создание среды программирования в Ubuntu 18.04. [Краткое руководство]. — step-by-step Linux tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-install-python-3-and-set-up-a-programming-environment-on-ubuntu-18-04-quickstart-ru-82313-featured.png "Установка Python 3 и создание среды программирования в Ubuntu 18.04. [Краткое руководство]. 7")
Python — гибкий и универсальный язык программирования, хорошо подходящий для создания скриптов, автоматизации, анализа данных, машинного обучения и разработки серверной части приложений. В этом обучающем модуле вы научитесь устанавливать Python и создавать среду…
🟠 High ⏱ 15–60 min Last verified: 12 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: mozilla — multiple vulnerabilities Related CVEs: CVE-2007-4879 CVE-2007-5959 CVE-2008-0016 CVE-2008-0412 CVE-2008-0413 CVE-2008-0414 CVE-2008-0415 CVE-2008-0417 +12 more Upstream summary: The Mozilla Foundation reports: MFSA 2008-37 UTF-8 URL stack buffer overflow MFSA […]
🟢 Low ⏱ 5–15 min Last verified: 12 November 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2018-8791 CVE-2019-15682 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
If you work on [web services](/community/tutorials/java-web-services-tutorial), you must have been using XSD. To test the web service, you need to generate XML from XSD file. Generate XML from XSD We can use Eclipse IDE to easily generate XML from the XSD file. Just follow the below steps to get XML from XSD. !generate xml from […]
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