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Online anonymity explained: What it means and how to improve your privacy
Online anonymity is the ability to stay unknown and unrecognizable on the internet. While true online anonymity is almost impossible to achieve, users can take active steps to protect their identity a...
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What is malware? How viruses, trojans, and ransomware work
Malware is often distributed through phishing attachments and malicious downloads, but it doesn't always look malicious. Some strains hide inside documents, browser extensions, or fake software instal...
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What is a man-in-the-middle (MITM) attack and why is it dangerous?
A man-in-the-middle (MITM) attack is a type of cyberattack where a malicious actor secretly positions themselves between two communicating parties, typically a user and a website, app, or online servi...
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What is link sharing? A simple guide to sharing files securely
Link sharing is the practice of sharing files, folders, or a piece of content stored on a server, typically in the cloud, via a clickable URL. Instead of sending the actual file or piece of content as...
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What is a firewall and why it matters for security
Firewalls have been part of network security since the late 1980s. Since then, networks have expanded from local systems to the public internet, devices have multiplied, and applications now run acros...
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VPC vs. VPN: What each one does, and when you need both
Virtual private clouds (VPCs) and virtual private networks (VPNs) are often confused. The names sound similar, and they both come up when you're thinking about cloud security. But they answer entirely...
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Block cipher vs. stream cipher: How they work and when to use each
Block and stream ciphers are the two main families of symmetric ciphers used for encryption. They use the same cryptographic key to encrypt and decrypt data, but they process it differently. That diff...
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What is firmware? A beginner-friendly guide to the code inside your devices
Every time a device powers on, a small layer of software begins running before the operating system starts. This software is known as firmware, and it exists in almost every modern electronic device. ...
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Can VPNs be hacked? The real risks and how to stay safe
It's possible for a virtual private network (VPN) to be hacked, but not in the way many people imagine. VPNs are designed to secure connections and protect data in transit, but they can still be affec...
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What is generative AI? How it works, real examples, and why it matters
Although AI has been around for decades, generative AI in its current form has only emerged fairly recently. While earlier AI systems classified data, detected patterns, or made predictions, generativ...
