Welcome back to IT Pro Tuesday!
In the latest Security Swarm Podcast: “Why Confidential Computing Matters,” we provide a comprehensive overview of confidential computing—what it is, why it’s important, and how it’s being implemented in cloud platforms like Microsoft Azure.
We’re looking for favorite tips and tools we can share with the community… those that help you do your job better and more easily. Please share your suggestions on the IT Pro Tuesday subreddit, and we’ll be featuring them in the coming weeks.
Now on to this week’s list!
BusyBox is a suite of Unix utilities in a single executable file. Some of the tools work in a variety of POSIX environments such as Linux, Android, and FreeBSD, while some are Linux-only. Helpjuice considers it a “wonderful tool to run in many situations that is highly customizeable.”
Let’s code a TCP/IP stack, 1: Ethernet & ARP explains how to implement a minimal userspace TCP/IP stack for Linux. The goal is to leverage practical experience as a means to build a deeper understanding of network and system programming. patmorgan235 suggests, “If you want to learn how something works build it!”
The Linux Cast offers lots of nice Linux/FOSS content eagerly explained by an “eternal Linux noob” and advocate. While not technical experts, the hosts have a good eye for cool topics and share some interesting perspectives. Our thanks for directing us to this one go to sassanix.
PrivateHawk124 shares a few favorite .cpl and .msc shortcuts:
- appwiz.cpl – Add or Remove Programs
- ncpa.cpl – Network Connections
- secpol.msc – Local Security Policy
- sysdm.cpl – System Properties
Visual Subnet Calculator is a simple tool that helps with network layout design. Appreciation for this suggestion goes to SpectralCoding, who explains, “[it] allows you to put in a subnet range and visually split/join subnets within that range, such as for a physical building network, cloud network, data center, etc.”
osTicket is an open-source support ticket system that seamlessly integrates inquiries from email, phone and web-based forms in a simple, multi-user web interface. Lets you manage, organize and archive all support requests and responses in a single location to make customer support more efficient. electric_medicine adds, “We’re running self-hosted osTicket for our IT workflow. It’s been super solid.”
NMIS is a flexible, open-source network management system that monitors the status and performance of the IT environment, assists with troubleshooting faults, and is suitable for highly available production environments. Kindly recommended by wrt-wtf-.