Computer Security US Blog

Computer Security News and Insights

Phishing Email Detection

How to Recognize a Phishing Email Before You Click

In March 2024, a finance director at a mid-size manufacturer in Ohio wired $2.3 million to a threat actor who impersonated the company's CEO — all because of a single phishing email. The message looked perfect: right logo, right tone, right email signature. It even referenced an actual

Carl B. Johnson Apr 04, 2026 5 min read
Cybersecurity Awareness Training

Cybersecurity Awareness Training: Why It Works in 2026

In 2024, MGM Resorts lost an estimated $100 million after a social engineering attack that started with a single phone call to a help desk employee. The threat actor impersonated an employee, convinced IT staff to reset credentials, and within hours had access to critical systems. One conversation. No malware.

Carl B. Johnson Apr 03, 2026 5 min read
Phishing Training for Employees

Phishing Training for Employees: What Actually Works

The Click That Cost One Company $47 Million In 2023, MGM Resorts was brought to its knees — not by a sophisticated zero-day exploit, but by a social engineering phone call that led to credential theft and a devastating ransomware attack. The estimated cost exceeded $100 million. The attack vector? A

Carl B. Johnson Apr 02, 2026 5 min read
Cyber Hygiene

What Is Cyber Hygiene? The Daily Habits That Stop Breaches

A Single Unpatched Laptop Cost One Hospital $3 Million In 2023, the U.S. Department of Health and Human Services settled with a healthcare provider after a ransomware attack that started on one employee's unpatched workstation. The machine hadn't been updated in over 90 days. That

Carl B. Johnson Apr 02, 2026 5 min read
Trojan Horse Malware

Trojan Horse Malware: What It Really Does to You

In 2023, the FBI's Internet Crime Complaint Center received over 880,000 complaints with losses exceeding $12.5 billion — and a staggering number of those incidents started with a single file that looked perfectly legitimate. That file was trojan horse malware, disguised as an invoice, a software update,

Carl B. Johnson Apr 01, 2026 5 min read
Cybersecurity Terms Explained

Cybersecurity Terms Explained: A Practical Guide

Last year, a hospital administrator told me she ignored an alert about a credential stuffing attack because she didn't know what that phrase meant. Three days later, her organization was dealing with a ransomware incident that shut down patient scheduling for two weeks. The jargon gap in cybersecurity

Carl B. Johnson Mar 31, 2026 5 min read
Insider Threat Awareness

Insider Threat Awareness: What Most Companies Miss

In January 2024, the U.S. Department of Justice charged a former Google engineer with stealing proprietary AI trade secrets while secretly working for two China-based companies. He had access for years. He passed background checks. He was a trusted employee. And that's exactly the point — the most

Carl B. Johnson Mar 31, 2026 5 min read