Linux
Port Listeners
Today I had a request to open a particular port. Once I’d put the required rule in place, I ran a port scan and found the port is still reporting as closed. This means either […]
6.7
Replace Self-Signed Certificate on ESXi 6.7 Host
To replace the default certificate, you first need to generate a certificate and matching private key. I did this against my Organisations CA. See here for more information on how to do that. First log […]
Development
Python Virtual Environment on Ubuntu 18.04 LTS
Personally I dislike pip as a package manager for system packages as it can cause unexpected errors and/or a dependency nightmare. For me, you should always install a package using the distros package manager if […]
API
Installing aws-cli on Ubuntu 18.04 LTS
There are a number of ways to install the AWS command line tools. The below method used to be my preferred one for Ubuntu 18.04 LTS. However a recent update broke my awscli installation using […]
AWS
Getting Started with Rclone
Rclone is a command line tool used to mount and synchronise files and directories between a Linux workstation and various cloud-based storage provides like Amazon S3, Dropbox, Google Cloud storage, and many more. Installation You […]
Linux
Linux Server Monitoring Tools for HP ProLiant
HP provides a command line utility called HPE Smart Storage Administrator (HPE SSACLI) used to configure, manage and monitor their RAID storage controllers. This application has changed its name over the years but is now […]
Arch Linux
Installing Rambox on Arch Linux
Rambox is a great tool that brings many many email and messaging clients into one single program. I currently use it for Slack, WhatsApp, Telegram and Outlook 365 and Hotmail. Previously I had installed it […]
Arch Linux
Installing Terraform
Arch Linux Installing terraform on Arch Linux variants is pretty straightforward. Its available here and supported in their standard repository. You can test that worked with: CentOS 7 Unfortunately the situation is not quite as […]
PowerShell
Using PowerShell on Linux to Check Office 365 Mailbox Permissions
In a previous post I installed PowerShell on my Arch Linux based system. Here I use it to check and amend Office 365 mailbox permissions. If you needed to give everyone Reviewer access, you would […]
CentOS
Generating Strong Passwords at the Linux Command Line
There are a number of tools that will allow you to generate secure passwords including urandom, OpenSSL, GPG and pwgen. I will briefly demo these below. OpenSSL The below generates a random string of 14 […]