Security, Explained

Real threats, explained one at a time.

Phishing, scams, and the everyday security decisions that actually matter for a small business — plain English, a diagram for each, and what to actually do about it. Free to read for any business, whether you're a Cys Infotech client or not.

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What Is Phishing, and How Do You Actually Spot It?

The fake email that looks just real enough to trust. How phishing actually works, and the one habit that catches almost all of it.

Security awareness

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What Is Ransomware, and How Does It Actually Get In?

Not a dramatic hack-movie moment — a normal Tuesday until every file on the network is locked. How ransomware actually gets in, and the one habit that makes it survivable.

Security awareness

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What Is Multi-Factor Authentication, and Why Does It Actually Matter?

A password is one point of failure. Why MFA is the single highest-leverage security habit a small business can turn on — and what it actually does when a password gets stolen.

Security awareness

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What Is Invoice Fraud, and How Does It Actually Work?

No hacking, no malware — just a very convincing email about a bank account that changed. How invoice fraud actually works, and the one habit that stops it every time.

Security awareness

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What Are Tech Support Scams, and How Do They Actually Work?

No hacking needed — just a scary pop-up or a convincing phone call. How tech support scams actually work, and the one rule that always exposes them.

Security awareness

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What Are Gift Card Scams, and How Do They Actually Work?

An "urgent" text from the boss, asking for gift cards. How gift card scams actually work, why the payment method itself is the giveaway, and the one habit that stops it.

Security awareness

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What Are Deepfake Scams, and How Do They Actually Work?

A voice that sounds exactly right is no longer proof of anything. How AI voice-cloning scams actually work, and why the old "I recognized the voice" test has stopped working.

Security awareness

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What Is Password Hygiene, and Why Does Reusing Passwords Actually Matter?

It's not about symbols and capital letters. Why password reuse is the actual danger, what current official guidance really recommends, and the one tool that makes it easy.

Security awareness

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What Is Malware, and How Does It Actually Get In?

"Malware" covers more than the one type everyone thinks of. What it actually is, the common ways it gets in, and the signs something is already there.

Security awareness

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What Is Unpatched Software, and Why Does It Actually Matter?

Both the ransomware and malware posts named this as a common way in — what "unpatched" actually means, and why the update you keep postponing matters more than it seems.

Security awareness

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What Are the Risks of Public Wi-Fi, and How Do You Actually Stay Safe?

The classic warning is outdated for most browsing today, but one real risk hasn't gone away. What's actually changed, what still matters, and how to stay safe on public Wi-Fi.

Security awareness