In this guide, we will be setting up a simple Python application using the Flask micro-framework on Ubuntu 16.04. The bulk of this article will be about how to set up the Gunicorn application server to launch the application and Nginx to act as a front end reverse…
Redis is an in-memory, NoSQL, key-value cache and store that can also be persisted to disk. For any number of reasons, like transitioning to a more powerful server, sometimes it becomes necessary to migrate your data from one server to another. This article will show how to migrate Redis data from an Ubuntu 14.04 server to a similar server using master-slave replication.
Virtualmin is a Webmin module which allows for extensive management of (multiple) virtual private servers. You will be able to manage Apache, Nginx, PHP, DNS, MySQL, PostgreSQL, mailboxes, FTP, SSH, SSL, Subversion/Git repositories and many more.
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~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-2021-22570 CVE-2021-22926 CVE-2021-22931 +12 more Upstream summary: Oracle reports: See linked CVE's for details. Table of contents Symptom & […]
Postfix is a popular open-source Mail Transfer Agent (MTA) that can be used to route and deliver email on a Linux system. It is estimated that around 25% of public mail servers on the internet run Postfix. In this guide, we’ll teach you how to get up and running quickly…
In this article, we will discuss how to configure Bacula to perform remote backups. Bacula is a sophisticated backup system which can be scaled easily due to the client-server relationship of its components.
‘This article explains the techniques that made FlashAttention (2022) successful in achieving wall-clock speedup over the standard attention mechanism.’
Introduction to Always On VPN Always On VPN (AOVPN) is Microsoft’s replacement for DirectAccess, introduced with Windows 10 and fully supported on Windows Server 2019. Unlike traditional VPN solutions where users must manually connect, Always On VPN connects automatically when the user logs in and the device detects it is not on the corporate network. […]
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-1752 Related CVEs: CVE-2020-16117 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.0.9-r0 📖 ~4 min read • Source: Alpine secdb entry — brotli 1.0.9-r0 Related CVEs: CVE-2020-8927 Upstream summary: Alpine main repository for vedge ships brotli 1.0.9-r0 which addresses CVE-2020-8927. Table of contents Symptom & Impact Environment […]
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