Author Archives: Jarrod

Create and edit text files – RHEL 8 RHCSA

Being able to create and edit text files in Red Hat Enterprise Linux (RHEL) 8 is a simple yet important task.

In these examples we will cover the Red Hat Certified System Administrator (RHCSA) objective “Create and edit text files”, both through the graphical user interface and command line.

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Create, delete, copy, and move files and directories – RHEL 8 RHCSA

In these examples we will cover the Red Hat Certified System Administrator (RHCSA) objective “Create, delete, copy, and move files and directories”.

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Create hard and soft links – RHEL 8 RHCSA

Within Linux, links allow us to refer to a target file using a different source – the link. When the link is accessed, we’re redirected to the defined target.

In these examples we will cover the Red Hat Certified System Administrator (RHCSA) objective “Create hard and soft links”.

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AMD Radeon VII – Hashcat Benchmark

AMD Radeon VII GPU

I saw someone on Twitter asking for AMD Radeon VII Hashcat benchmarks, and as I have that graphics card at the moment I’ve done a quick test.

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How To Enable Ping In Windows Server 2019 Firewall

By default in Windows Server 2019 the Windows Firewall is configured to drop all inbound ICMP traffic. This includes echo requests which are used by the ping command, which can make network troubleshooting difficult.

In this guide we will cover how to allow ping through Windows Firewall in Windows Server 2019.

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How To Enable Remote Desktop In Windows Server 2019

By default in Windows Server 2019 remote desktop is disabled. This post will cover how to turn on and enable Remote Desktop Protocol (RDP) in Windows Server 2019, using either PowerShell or the GUI.

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How To Install IIS In Windows Server 2019

Here we’re going to show you how to install the Internet Information Services (IIS) web server version 10.0 in Microsoft’s Windows Server 2019 operating system.

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How To Enable Telnet Client in Windows Server 2019

This post will show you how to install the telnet client in Microsoft’s Windows Server 2019. I’ll show examples with command prompt, PowerShell, and of course using the graphical user interface.

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How To Upgrade MariaDB Version 10.1 to 10.3

Upgrade mariadb 10.1 to 10.3

This short guide will show you how to upgrade MariaDB 10.1 to 10.3 in CentOS 7 Linux. We’ll start by modifying the repository file and perform a ‘yum update’. This may fail to automatically update the MariaDB-server package, so I’ll show you how to manually use the mysql_upgrade script to complete the process.

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Clickstudios Passwordstate Cross-Site Scripting (XSS)

I recently performed a penetration test against an instance of Clickstudios Passwordstate, a web based Enterprise Password Management solution.

During testing, three instances of cross-site scripting were identified. This blog post is intended to serve as public disclosure of the issues for CVE-2018-14776, which have since been patched by Clickstudios.

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