What is zero trust security?
Zero trust drops the idea that anyone inside the office network is safe. Learn the rule behind it, the five things it checks, and three moves any small team can make this week.
Format
Format: Explainer
Evergreen “What is X” pages for a 12-year-old.
What is virtualization?
Virtualization splits one real computer into several machines made of software. Learn how a hypervisor does it, why data centres depend on it, and where it costs you.
What is virtual reality?
Virtual reality replaces the room around you with a computer-made world you can look around inside. This guide covers how a headset fools your eyes, why some people feel sick, and what VR is genuinely useful for.
What is two-factor authentication?
Two-factor authentication asks for a second proof after your password, so a stolen password is no longer enough. Learn the methods ranked from weakest to strongest, and how to avoid being locked out.
Explainer/Artificial intelligence
What is training data, and why does it decide everything?
Training data is the pile of examples a model learns from, and it sets the limit on what that model can ever do well. Here is where it comes from, how bias gets in, and what to check.
What is TinyML?
TinyML runs machine learning on chips the size of a fingernail, on battery power, for months. Learn how models get that small, what they do well, and where they fail.
Explainer/Internet of Things/Kenya
What is the Internet of Things?
The Internet of Things is everyday objects that sense, report and act without a person watching. Learn what is inside one, how they connect, and why upkeep sinks more projects than technology does.
What is space debris?
Space debris is the rubbish left in orbit, from dead satellites down to flecks of paint. This page explains where it comes from, why speed makes it deadly, and how it is tracked and cleared.
What is SLAM, and how do robots know where they are?
SLAM is how a robot maps a place it has never seen and finds itself on that map at the same time. This guide covers the loop it runs, the sensors it uses, and why blank walls break it.
What is serverless computing?
Serverless computing lets you run code without renting or minding a machine. Learn how it works, what the bill counts, what it is good at, and where it fails.
What is satellite internet?
Satellite internet reaches places cables do not. Here is how the signal travels, why the height of the orbit decides the delay, and what to check before you pay for a dish.
What is robotics?
Robotics is the craft of building machines that sense, decide and act on their own. Learn the parts, the families of robot, and what these machines still cannot do.