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Cybersecurity Basics

Foundational cybersecurity knowledge for beginners and anyone looking to strengthen core security habits. Posts cover essential topics like strong password creation, software updates, recognizing social engineering attacks, securing home networks, and understanding common threat types.

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Phishing Scams

What Is a Phishing Scam? A Real-World Guide for 2025

In January 2024, a finance employee at British engineering firm Arup transferred $25 million to threat actors after joining a video call with what appeared to be the company's CFO and other colleagues — all of them deepfake recreations. The attack started the way most do: with a phishing

Carl B. Johnson Dec 27, 2025 7 min read
Phishing Attacks

What Is a Phishing Attack? A Real-World Breakdown

In January 2024, a finance employee at engineering firm Arup wired $25 million to criminals after joining a video call with what appeared to be the company's CFO and several colleagues. Every person on that call was a deepfake. The attack started the same way nearly all of

Carl B. Johnson Dec 13, 2025 8 min read
What Is Cybersecurity

What Is Cybersecurity? A Practitioner's Real-World Guide

A $4.88 Million Question Nobody Asks Until It's Too Late In May 2023, the city of Dallas, Texas got hit with Royal ransomware. Emergency services disrupted. Court systems offline. Weeks of recovery. The estimated cost ran into tens of millions. And the entry point? A service account

Carl B. Johnson Nov 06, 2025 7 min read
Cybersecurity Definition

Cybersecurity Definition: What It Actually Means in 2025

In May 2023, Progress Software's MOVEit file transfer tool was exploited by the Cl0p ransomware gang, compromising data from over 2,500 organizations and roughly 67 million individuals. Government agencies, hospitals, universities, Fortune 500 companies — none were spared. If you asked any of those organizations whether they had

Carl B. Johnson Sep 27, 2025 7 min read
Define Cyber

Define Cyber: What It Really Means in 2025

A Three-Letter Prefix That Now Governs Trillions of Dollars When the White House released its updated National Cybersecurity Strategy implementation plan in 2024, the word "cyber" appeared over 400 times in a single document. The Pentagon has an entire command built around it — U.S. Cyber Command. The

Carl B. Johnson Sep 27, 2025 6 min read
Phishing

What Is Phishing? A Security Pro's Real-World Guide

The Attack That Cost MGM Resorts $100 Million Started With a Phone Call In September 2023, a threat actor called the MGM Resorts IT help desk, impersonated an employee they found on LinkedIn, and talked their way into a password reset. Within hours, the attackers had deployed ransomware across MGM&

Carl B. Johnson Sep 22, 2025 7 min read
Cyber Hygiene

Cyber Hygiene Definition: What It Really Means in 2025

In February 2024, Change Healthcare — one of the largest health payment processors in the U.S. — got hit with a ransomware attack that disrupted claims processing for weeks and exposed data on roughly 100 million individuals. The root cause? Compromised credentials on a system that lacked multi-factor authentication. That'

Carl B. Johnson Mar 25, 2025 7 min read
Phishing

What Is Phishing? A Security Pro's Real-World Guide

In January 2024, a finance employee at a multinational engineering firm in Hong Kong wired $25.6 million to threat actors after a video call with what appeared to be the company's CFO and several colleagues. Every person on that call was a deepfake. The attack started with

Carl B. Johnson Dec 10, 2024 7 min read
Phishing Scams

What Is a Phishing Scam? A Security Pro's Real Talk

In January 2024, a finance employee at a multinational firm in Hong Kong transferred $25 million after a video call with what appeared to be the company's CFO and several colleagues. Every person on that call was a deepfake. The whole operation started with a single phishing email.

Carl B. Johnson Sep 18, 2024 6 min read
What Is Cybersecurity

What Is Cybersecurity? A Practitioner's Real-World Guide

In 2023, the FBI's Internet Crime Complaint Center received over 880,000 complaints with potential losses exceeding $12.5 billion — a 22% increase in losses from the year before. That's not a theoretical number. Those are real businesses shuttered, real retirement accounts emptied, and real hospitals

Carl B. Johnson Jul 10, 2024 6 min read