Sydney Butler

Sydney Butler has a formal background in research psychology, with a particular focus on how technology affects us as individuals and society. He writes about technology broadly, but is an advocate for personal freedom and privacy. He has extensive experience as a digital literacy teacher and believes strongly in public education on topics such as cyber security, privacy, surveillance and freedom of speech. Contact at - contact@technadu.com
292 articles

What Is Cybersecurity?

The word "cybersecurity" gets thrown around a lot, but what is it exactly? Cybersecurity is a wide field that contains multiple disciplines....

What Is Linux? Is It Really Secure?

What is Linux? It's a free and open-source operating system that's incredibly popular for use in servers and other enterprise computing contexts....

What Is a Brute Force Attack?

How valuable is your data? How secure is your password? For anyone who uses internet services, the answer to both of these...

What Is Cloud Antivirus and Should You Use It?

Cloud antivirus is a hot new concept in the world of cybersecurity, and at first, it may just seem like a bit...

What Are Drive-by Downloads? Why You Should Be Careful

Most malware that ends up on your computer is the result of the user installing questionable software or running email attachments from...

Common Gift Card Scams to Watch Out For

Gift cards are quite possibly the lamest gift you can receive. It's just like cash, but you can only spend it at...

Boot Sector and BIOS Viruses Explained

A virus is a type of malware that that usually either steals or destroys data, but that's not the limit of what virus authors...

What Is a Ransomware Attack? What Can You Do?

In the real world, a ransom is something you pay to get a precious person or item back from the criminals who...

What Are Data Breaches Actually?

You hear about data breaches on the news and on our site all the time. It turns out that a company whose...