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National Technologies Group Blog

National Technologies Group has been serving the Sydney area since 1994, providing IT Support such as technical helpdesk support, computer support, and consulting to small and medium-sized businesses.

How to Keep BYOD from Impacting Security

How to Keep BYOD from Impacting Security

Bring Your Own Device, or BYOD, is a common approach for businesses that want to take advantage of mobile technology to kickstart productivity. Instead of supplying each individual employee with company-owned devices, businesses allow employees to use their own devices for work-related purposes. While this is great on the budget, it’s only really effective (and safe) if the employee prioritizes security on their devices; otherwise, it’s a liability.

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How to Keep Viruses from Hurting Your Chances of Success

How to Keep Viruses from Hurting Your Chances of Success

Every year, new malware, ransomware, and general cyber-nonsense emerge from the depths of the internet, evolving like a villain in a sci-fi movie. One moment, you’re minding your own business, and the next, your company’s data is held hostage and someone is demanding you pay them in Bitcoin.

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Google’s Android Update Should Remind Us How Crucial Maintenance Is

Google’s Android Update Should Remind Us How Crucial Maintenance Is

The Android operating system periodically receives updates and patches detailed in online publications called Android Security Bulletins. In the March 2025 edition, Google announced that 43 malicious bugs had been resolved, two of which were zero-day vulnerabilities.

Let’s talk about how to implement these fixes and why this is a practice that should reach every aspect of your business’ IT.

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Don’t Apologize for a Data Breach (Do This Instead)

Don’t Apologize for a Data Breach (Do This Instead)

It should come as no surprise that cybersecurity is a big challenge for businesses and individuals alike. The problem: life pretty much revolves around being online these days, so there’s no avoiding it. Therefore, it’s your responsibility to ensure that any data you collect from your customers, employees, and other key stakeholders in your business is well-protected, otherwise you will face severe consequences.

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How Does CAPTCHA Work?

How Does CAPTCHA Work?

We’ve all had to confirm we’re not a computer when attempting to log into an account. This is the core purpose of what once was called CAPTCHA… the Completely Automated Public Turing test to tell Computers and Humans Apart. However, it seems surprising that computers don’t easily overcome these simple-seeming tests.

Let’s dig into why these simple tests actually are effective at differentiating between human users and automated bots.

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