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Hands-on Tech Little Brawta guides, plus useful technology reading gathered from sources worth opening.
Managing Nodes in PNETlab: Checking Status, Stopping, and Starting Nodes in Offline Mode
A complete, illustrated walkthrough for preparing PNETLab, creating a dedicated account, configuring the Python scripts, and testing node controls safely.
Read the full guide →Across technology
What’s worth reading
New releases, engineering notes, security guidance, and research from across the industry.
10 Of The Best Android Widgets, According To Phone And Tablet Users - BGR
Discover 10 top-rated Android widgets for phones and tablets, handpicked by real users to boost your home screen
NVIDIA Ising Enables Fully Automated Quantum Computer Calibration with Enhanced In-Context Learning | NVIDIA Technical Blog
NVIDIA Ising Calibration is an open source vision language model (VLM) designed to interpret diagnostic outputs from quantum processors and determine how they…
An AI found a $500k WordPress exploit in 10 hours for $25 — and that's the least worrying part
An AI uncovered a $500,000 WordPress exploit in 10 hours for $25, raising bigger concerns about how cheaply serious vulnerabilities can now be found.
Ubuntu’s virtualization hardware enablement (HWE) stack: a new model for confidential computing enablement | Ubuntu
Learn how Ubuntu 26.04 LTS’s virtualization HWE stack brings newer QEMU, libvirt and firmware support to confidential computing.
How Guardoc transforms medical document processing with Amazon Nova models | Amazon Web Services
In this post, we explore how Guardoc Health uses the Amazon Nova family of models, available through Amazon Bedrock, to transform clinical documentation in long-term care.
NVIDIA Ising Enables Fully Automated Quantum Computer Calibration with Enhanced In-Context Learning | NVIDIA Technical Blog
NVIDIA Ising Calibration is an open source vision language model (VLM) designed to interpret diagnostic outputs from quantum processors and determine how they…
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Technology
Products, platforms, hardware, and the changes shaping how technology is built and used.
Open topic →02Artificial Intelligence
Models, tools, research, safety, and practical uses explained without the hype.
Open topic →03Cybersecurity
Threats, defensive engineering, security operations, privacy, and safer ways to work.
Open topic →04DevOps
Automation, delivery pipelines, containers, observability, and operating software in production.
Open topic →05Cloud
Cloud platforms, managed services, architecture, cost, reliability, and security.
Open topic →06Infrastructure
Servers, networks, virtualisation, storage, home labs, and the systems underneath applications.
Open topic →07Software Engineering
Programming languages, developer tools, architecture, testing, and maintainable software.
Open topic →08Open Source
Projects, maintainers, communities, releases, and the software commons behind modern computing.
Open topic →09Caribbean Cybersecurity
Caribbean reporting on technology, AI, cybersecurity, DevOps, cloud, infrastructure, software engineering, and open source.
Open topic →Hands-on guides
Screenshots, diagrams, and every step
Practical walkthroughs for building, understanding, and troubleshooting a home lab.
Infrastructure · 6 min read
Install PNETLab 6 and iShare2 with One Zero-Touch Script
A practical, safety-first guide to preparing Ubuntu 20.04, installing PNETLab 6.0.0-103 and iShare2 with one script, and verifying the result.
Open Source · 3 min read
Why You Should Get a Red Hat Developer Membership
What the no-cost Red Hat Developer program gives you, what it does not include, and how to put RHEL, Ansible, and OpenShift to work in a learning lab.Cybersecurity · 3 min read
Managing Nodes in PNETlab: Checking Status, Stopping, and Starting Nodes in Offline Mode
A complete, illustrated walkthrough for preparing PNETLab, creating a dedicated account, configuring the Python scripts, and testing node controls safely.
Infrastructure · 2 min read
How to Create a Bootable USB Drive for VMware ESXi Using Rufus
An illustrated Windows guide to downloading ESXi and Rufus, selecting the correct USB drive, writing the installer, and checking the result.
Infrastructure · 6 min read
Home Lab Naming Conventions
A naming system for sites, environments, devices, and services that stays useful when a small lab grows into a multi-site network.
Cybersecurity · 3 min read
Home Lab Vlans
The complete VLAN plan for the eight-site Tech Little Brawta lab, with diagrams, subnet tables, and the reasoning behind each segment.
Infrastructure · 2 min read
Home Lab Physical and Virtual Topology
Two diagrams explain the real hardware, virtual platforms, and eight simulated sites that make up the Tech Little Brawta home lab.
Open Source · 3 min read
Home Lab Software
A practical comparison of network emulators and hypervisors, including why the first lab used PNETLab and ESXi and what to reconsider today.
Technology · 2 min read
Home Lab Hardware
The processors, memory, storage, and switching hardware behind the lab—and the trade-offs to consider when buying used enterprise equipment.
Technology · 2 min read
Welcome to TechLittleBrawta Blog
The reason Tech Little Brawta exists, what brawta means, and what you can expect from the guides, labs, and technology coverage.Caribbean cybersecurity
The region’s technology story, in one place.
Caribbean reporting on technology, AI, security, cloud, infrastructure, software engineering, DevOps, and open source.
Open the Caribbean section →Haiti's central bank commits to an AI fund and sovereign digital infrastructure
The Bank of the Republic of Haiti says its new AI fund will support responsible adoption, local skills, cybersecurity, data governance, and digital infrastructure shaped around Haiti's needs.
Trinidad's AI data-centre plans expose the region's infrastructure gap
Three proposed data-centre agreements in Trinidad and Tobago put power, water, connectivity, cybersecurity, and financing requirements at the centre of the Caribbean AI infrastructure debate.
China calls for shared AI governance and expands cooperation with CELAC
China's latest AI-governance proposal includes application cooperation centres with the Community of Latin American and Caribbean States as part of a broader push for shared access and capacity.
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