Wednesday, September 30, 2020

Enable SSH 2-Factor Authentication on Ubuntu 18.04

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Welcome to our guide on how to enable SSH 2-Factor authentication on Ubuntu 18.04 system. Under normal circumstances, we usually login to a remote system with SSH using either a normal username and password combination or a public key. In order to add another layer of security such that you need to verify who you tell the system you are,...

Setup Squid Proxy Authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7

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Welcome to our guide on how to setup basic Squid Proxy authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7 with username and password. You may also want to check our previous article on how to install and configure Squid Proxy on Fedora 29/Fedora 28/CentOS 7. Setup Squid Proxy Authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7 In order to setup Squid proxy authentication on Ubuntu...

How to Install OSSEC Agent on Solaris 11.4

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In this tutorial, we are going to learn how to install and configure OSSEC agent on Solaris 11.4. Note that this is not an official guide but rather a documentation of the steps that I took myself in order to get OSSEC agent working on Solaris 11.4. Just like we have explained in our other tutorials regarding installation of OSSEC...

Creating Custom Nessus Scan Policy Templates

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Nessus Scan policy template is a set of predefined configuration options related to performing a scan. They define specific actions that are performed during a scan. To create custom Nessus scan policy templates, you need to select the existing templates and modify them to suit your scan requirements. After that, they can be selected from the list of scan...

How to Protect SSH Server Authentication with Fail2ban Ubuntu 18.04

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Hello there. Welcome to our tutorial on how to protect SSH server authentication with fail2ban on Ubuntu 18.04. Fail2ban is intrusion prevention tool written in Python programming language to protect servers or any service that requires authentication from brute-force attacks. Fail2ban scans the server/service logs for any abnormally and ban any malicious IP associated with it. For example multiple SSH failed...

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

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This guide discusses how to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04. WPScan, which is an acronym for WordPress Security Scanner, is a free black box vulnerability scanner written on Ruby programming language to help security professionals and blog maintainers to test the vulnerabilities on their WordPress sites. It helps unearth any vulnerability associated with WordPress themes, plugins,...

How to Install and Configure Squid Proxy on Fedora 29/Fedora 28/CentOS 7

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Welcome guys to this very tutorial on how to install and configure Squid proxy on Fedora 29/Fedora 28/CentOS 7. Squid is a full-featured web proxy cache server application which provides proxy and cache services for HTTP, FTP, SSL requests and DNS lookups. It also performs transparent caching that reduces bandwidth and improves response time by caching and reusing frequently requested...

How to Use VeraCrypt on Command Line to Encrypt Drives on Ubuntu 18.04

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In our previous article, we discussed how to install and use VeraCrypt to encrypt drives on Ubuntu 18.04. We used the VeraCrypt GUI method. In this article, we are going to learn how to use VeraCrypt on command line interface to achieve the same encryption. To run VeraCrypt in text user interface, just type veracrypt and pass the -t/--text option. The...

How to Install and Use VeraCrypt to Encrypt Drives on Ubuntu 18.04

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Today, we are going to learn about how to install and Use VeraCrypt to Encrypt Drives on Ubuntu 18.04. So what is VeraCrypt? VeraCrypt is an open-source software forked from TrueCrypt whose development and maintenance has since been discontinued. It is used for performing on-the-fly disk encryption (OTFE). On-the-fly encryption means that data is encrypted before it is written to...

How to Install and Use Nikto Web Scanner on Ubuntu 18.04

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Hello folks, today we are going to learn how to install and use Nikto web scanner on Ubuntu 18.04 server. Nikto is a Perl based open-source web vulnerability scanner that can unearth every other potential threat on your web server including but not limited to; Insecure files and programs Outdated servers and programs Server and software misconfigurations Default files and...