Computer Security US Blog

Computer Security News and Insights

Zero Trust Implementation

Zero Trust Implementation: A Practical Guide for 2026

In January 2024, Microsoft disclosed that a Russian state-sponsored threat actor — the group known as Midnight Blizzard — breached corporate email accounts by exploiting a legacy test tenant that lacked multi-factor authentication. Microsoft. One of the most well-resourced technology companies on the planet. If they can get caught with a gap

Carl B. Johnson Aug 23, 2026 6 min read
FakeEmail

FakeEmail Scams: How Attackers Spoof Your Inbox

A Single FakeEmail Cost This Company $37 Million In 2024, the FBI's Internet Crime Complaint Center reported that business email compromise — attacks built on fakeemail messages that impersonate trusted senders — generated over $2.9 billion in adjusted losses. That made BEC the costliest cybercrime category for the fourth

Carl B. Johnson Aug 23, 2026 5 min read
Cybersecurity Best Practices

Cybersecurity Best Practices for Employees in 2026

One Click Cost MGM Resorts $100 Million In September 2023, a threat actor called Scattered Spider social-engineered an MGM Resorts employee through a simple phone call to the IT help desk. That single conversation — not a sophisticated zero-day exploit, not a nation-state attack — led to a ransomware incident that shut

Carl B. Johnson Aug 23, 2026 5 min read
AI Phishing Attacks

FBI Warns Gmail Users of AI-Driven Phishing Attacks

A Phone Call That Sounds Exactly Like Google Support — But Isn't In late 2024, a Microsoft solutions consultant named Sam Mitrovic nearly lost his Google account to an AI-generated voice that sounded indistinguishable from a real Google support agent. The caller ID showed a legitimate Google number. The

Carl B. Johnson Aug 22, 2026 5 min read
Phishing

Phishing: Why It Still Works and How to Stop It

A Single Email Cost This Company Everything In 2023, MGM Resorts lost an estimated $100 million after a threat actor used a phone-based social engineering attack — a technique closely related to phishing — to gain access to their systems. The attackers didn't exploit a zero-day vulnerability or brute-force a

Carl B. Johnson Aug 22, 2026 5 min read
Cyber Incident Response Steps

Cyber Incident Response Steps That Actually Work

A Ransomware Attack Exposed What Most Plans Are Missing In February 2024, Change Healthcare suffered a ransomware attack that disrupted prescription processing for millions of Americans. UnitedHealth Group later confirmed the breach affected approximately 100 million individuals — the largest healthcare data breach in U.S. history. The attackers got in

Carl B. Johnson Aug 21, 2026 5 min read
Computer Security Software

Computer Security Software: What Actually Stops Breaches

A $100,000 Antivirus Setup That Stopped Nothing I worked with an organization in 2024 that had invested heavily in computer security software — endpoint detection, next-gen firewalls, SIEM, the works. They still got hit with a ransomware attack that encrypted 14,000 files and shut down operations for nine days.

Carl B. Johnson Aug 21, 2026 5 min read
Gmail Phishing Attacks

Gmail Sophisticated Attacks: FBI Phishing Warnings for 2026

A Google Developer Nearly Lost Everything to a Fake Support Call In early 2025, a well-known Google developer publicly documented how he nearly fell for a sophisticated phishing attack targeting his Gmail account. The caller ID showed a legitimate Google phone number. The voice on the other end sounded professional,

Carl B. Johnson Aug 20, 2026 6 min read