How To Set Up vsftpd on CentOS 6
Vsftpd is a fast and secure FTP server. Installing an FTP server can assist you with uploading files to your droplet. This tutorial describes how to install and set up vsftpd on CentOS 6.
How To Install Nginx on Debian 9 (ON-DEBIAN-9)
Nginx is one of the most popular web servers in the world and responsible for hosting some of the largest and highest-traffic sites on the internet. It is more resource-friendly than Apache in most cases and can be used as a web server or reverse proxy.
FreeBSD 13 — avahi-app — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 14 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: avahi — denial of service Related CVEs: CVE-2010-2244 CVE-2011-1002 Upstream summary: Avahi developers reports: A vulnerability has been reported in Avahi, which can be exploited by malicious people to cause […]
Ubuntu 18.04 — storebackup — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 14 July 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4508-1 Related CVEs: CVE-2020-7040 Upstream summary: It was discovered that StoreBackup did not properly manage lock files. A local attacker could use this issue to cause a denial of service […]
How to Install and Use tmux on FreeBSD 13
Introduction FreeBSD 13 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install and use tmux on freebsd 13 on FreeBSD 13 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux […]
How To Install and Configure LXD on Ubuntu 20.04
A Linux container is a grouping of processes that is isolated from the rest of the system through the use of Linux kernel security features, such as namespaces and control groups. LXD lets you create and manage these containers. In this tutorial, you’ll configure LXD and use it to run Nginx in a container. You’ll then route traffic to the container in order to make the web site accessible from the Internet.
How To Build a “Hello World” Application with Koa
Koa is a web framework created by the team behind Express. It aims to be a modern and more minimalist version of Express. Some of its characteristics are its support and reliance on new JavaScript features such as generators and async/await. Koa also does not ship with any middleware though it can be extended using custom and existing plugins. By following this article, you will learn more about the Koa framework and build an app to get familiar with its functionality and philosophy.
Ubuntu 20.04 — p11-kit — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 14 July 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4677-1 Related CVEs: CVE-2020-29361 CVE-2020-29362 CVE-2020-29363 Upstream summary: David Cook discovered that p11-kit incorrectly handled certain memory operations. An attacker could use this issue to cause p11-kit to crash, resulting […]
![How To Build a Hashicorp Vault Server Using Packer and Terraform on the cloud provider [Quickstart] — step-by-step Devops tutorial on Progressive Robot](https://www.progressiverobot.com/wp-content/uploads/2026/05/how-to-build-a-hashicorp-vault-server-using-packer-and-terraform-on-cloud-provider-quickstart-75989-featured.png "How To Build a Hashicorp Vault Server Using Packer and Terraform on the cloud provider [Quickstart] 9")
How To Build a Hashicorp Vault Server Using Packer and Terraform on the cloud provider [Quickstart]
Vault, by Hashicorp, is an open-source tool for securely storing secrets and sensitive data in dynamic cloud environments. Packer and Terraform, also developed by Hashicorp, can be used together to create and deploy images of Vault. In this tutorial, you’ll use Packer to create an immutable snapshot of the system with Vault installed, and orchestrate its deployment using Terraform.
Oracle Linux 8 — nghttp2 — vulnerability — patch and remediation guide (ELSA-2020-2755)
🟠 High ⏱ 15–60 min Last verified: 14 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-2755 Related CVEs: CVE-2020-11080 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
