Linux Tutorials on the topic “security”
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How to Install Config Server Firewall (CSF) on Debian 11
Author: Hitesh Jethva • Tags: debian, linux, security • Comments: 1 • Published: Sep 29, 2021CSF is also known as "Config Server Firewall" is a free and advanced firewall for Linux systems. It comes with some advanced security features such as intrusion, flood, and login detections.
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How to install, configure and use Nessus Vulnerability Scanner on CentOS 8
Author: sohan patel • Tags: centos, security • Comments: 0 • Published: Sep 20, 2021Nessus is one of the most popular remote vulnerability assessments trusted by more than 30,000 organizations worldwide. Nessus scans the system and raises an alert if it discovers any vulnerabilities that malicious hackers could use to gain access.
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Getting started with acme.sh Let's Encrypt SSL client
Author: Blago Eres • Tags: linux, security • Comments: 3 • Updated: Sep 15, 2021Acme.sh is a simple, powerful and easy to use ACME protocol client written purely in Shell (Unix shell) language, compatible with bash, dash, and sh shells. It helps manage installation, renewal, revocation of SSL certificates.
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How to List Unsuccessful SSH Logins on Linux
Author: t.michael • Tags: linux, security • Comments: 1 • Published: Sep 13, 2021This tutorial shows you how to identify and list unsuccessful SSH logins on the Linux shell.
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How to Create Locally Trusted SSL Certificates with mkcert on Ubuntu 20.04
Author: Hitesh Jethva • Tags: linux, nginx, security, ubuntu • Comments: 4 • Published: Aug 16, 2021Mkcert is a free, simple, and very useful tool that allows you to create a locally trusted certificate without buying it from the real CA. In this post, we will show you how to create a trusted SSL certificate for local development using Mkcert on Ubuntu 20.04.
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How to Install Metasploit Framework on Ubuntu 20.04
Author: Hitesh Jethva • Tags: security, ubuntu • Comments: 0 • Published: Aug 11, 2021Metasploit is an open-source framework used to identify threats and vulnerabilities, offensive security testing, and research. In this post, we will show you how to install Metasploit Framework on Ubuntu 20.04.
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How to Install Fail2ban with Firewalld on Rocky Linux 8.4
Author: Arvid L • Tags: linux, security • Comments: 0 • Published: Aug 06, 2021Fail2ban is a system daemon for protecting servers from malicious login and brute-force attacks. Fail2ban is an open-source IPS (Intrusion Prevention Software) framework written in Python. In this guide, you will learn how to install fail2ban on Rocky Linux, configuring fail2ban with firewalld, and securing the SSH service against brute-force attacks.
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How to Install Damn Vulnerable Web Application on CentOS 8
Author: Hitesh Jethva • Tags: centos, security • Comments: 1 • Published: Jun 04, 2021DVWA also called "Damn Vulnerable Web App" is a free and open-source vulnerable web application. It is designed for security professionals to test their skills and understand web application security processes.
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How to Install and Configure Tripwire IDS on Debian 10
Author: Hitesh Jethva • Tags: debian, linux, security • Comments: 2 • Published: May 18, 2021Tripwire is a free and open-source Linux Intrusion Detection System. It is used to detect and report any unauthorized change in files and directories on Linux. In this post, we will show you how to install and configure Tripwire on Debian 10.
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What is Cert-Manager and how to setup Cert-Manager for SSL certificates in Kubernetes Cluster on AWS using Helm
Author: Rahul Shivalkar • Tags: cloud, linux, security • Comments: 0 • Published: Apr 28, 2021Cert-Manager is a controller used for certificate management. In this article, we will set up a Cert-Manager with Let's Encrypt issuer. We will secure our sample application using the TLS certificates and have HTTPS in our Hostname to access the application using Ingress.
