Linux Tutorials on the topic “security”
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Installation and Usage of Maltrail detection system on Ubuntu 18.04
Author: Ahmad • Tags: linux, security, ubuntu • Comments: 0 • Published: Oct 05, 2018Maltrail is a malicious traffic detection system which utilizes the publicly available spam list/ blacklists of malicious and suspicious trails. This tutorial shows the installation of Maltrail on Ubuntu 18.04 LTS.
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How to Encrypt USB Drive on Ubuntu 18.04 LTS
Author: Hitesh Jethva • Tags: linux, security, ubuntu • Comments: 2 • Published: Sep 20, 2018Encryption is the best way to protect your important documents personal info and other credentials. In this tutorial, we will learn how to encrypt your USB drive with LUKS on Ubuntu 18.04 LTS.
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Three Tools to Scan a Linux Server for Viruses, Malware and Rootkits
Author: Till Brehm • Tags: centos, debian, fedora, linux, other, security, ubuntu • Comments: 15 • Updated: Sep 14, 2018Servers connected to the internet are seeing a constant level of attacks and scans all day. While a firewall and regular system updates are a good first defense to keep the system safe, you should also check regularly that no attacker got in. The tools described in this tutorial are made for these sanity checks, they scan for malware, viruses and rootkits.
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How to whitelist an IP in Fail2ban on Debian Linux
Author: oufcomm • Tags: ispconfig, linux, networking, security • Comments: 6 • Updated: Sep 03, 2018How to whitelist an IP in Fail2ban on Debian Linux. Fail2Ban is used to protect servers against brute force attacks. Fail2ban uses iptables to block attackers, so, if we want to add permanent IP address and never be blocked, we must add it in the config file.
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How to Install Matrix Synapse Chat on Ubuntu 18.04 LTS
Author: Muhammad Arul • Tags: linux, nginx, security, server, ubuntu • Comments: 3 • Published: Aug 10, 2018In this tutorial, we will show you step-by-step how to install and configure Matrix Synapse on Ubuntu 18.04 LTS. Matrix is a new ecosystem for decentralized communication in real time for open federated instant messaging and VoIP services.
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How to Setup IKEv2 VPN Using Strongswan and Let's encrypt on CentOS 7
Author: Muhammad Arul • Tags: centos, linux, security • Comments: 1 • Published: Aug 08, 2018Strongswan is an open source multiplatform IPSec implementation. It's an IPSec-based VPN solution that focuses on strong authentication mechanisms. In this tutorial, I will show you how to install an IPSec VPN server using Strongswan. We will create an IKEv2 VPN server with the 'EAP-MSCHAPv2' authentication and be using Letsencrypt certificates on CentOS 7 server.
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Suricata IDS with ELK and Web Frontend on Ubuntu 18.04 LTS
Author: Miguel • Tags: linux, security, server, ubuntu • Comments: 5 • Published: Aug 07, 2018Suricata is an IDS / IPS capable of using Emerging Threats and VRT rule sets like Snort and Sagan. This tutorial shows the installation and configuration on an Ubuntu 18.04 (Bionic Beaver) server.
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Linux Basics: How To Create and Install SSH Keys on the Shell
Author: howtoforge •
Tags: linux, security, shell •
Comments: 4 •
Updated: Aug 06, 2018 SSH keys offer a highly secure manner of logging into a server with SSH as against mere dependence on a password. This tutorial shows you how to generate an SSH key pair by using the ssh-keygen command and how to configure the SSH Daemon to only allow logins by key.
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Full Drive Encryption with Debian 9.4 or Ubuntu 18.04 LTS
Author: Chris Silva • Tags: debian, linux, security, ubuntu • Comments: 0 • Published: Jul 25, 2018This tutorial will show you step by step how to encrypt a full drive with Cryptsetup on Debian 9.4 or Ubuntu 18.04 LTS (Bionic Beaver). The drive that gets encrypted may not be part of an LVM volume.
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Integration of CFSSL with the Lemur Certificate Manager
Author: Ahmad • Tags: linux, security • Comments: 1 • Published: Jul 09, 2018This tutorial shows the integration of CFSSL with the Lemur certificate Manager. In the previous article on Lemur certificate manager, we have not used any third party root Certification Authority (CA) for the client certificates. Therefore, in this tutorial, PKI will be set up using CFSSL (Cloudflare's SSL) and integrated with the Lemur project.
