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Computer Virus Prevention

Computer Virus Prevention: 9 Defenses That Work in 2026

In February 2024, Change Healthcare — one of the largest health payment processors in the United States — was hit by a ransomware attack that disrupted pharmacy operations, delayed patient care, and ultimately cost UnitedHealth Group an estimated $872 million in the first quarter alone. The attack vector? Stolen credentials and the

Carl B. Johnson May 28, 2026 5 min read
Home Computer Security

How Can You Protect Your Home Computer in 2026

In 2023, the FBI's IC3 received over 880,000 cybercrime complaints with losses exceeding $12.5 billion — and a massive chunk of those victims were everyday people sitting at home computers. Not Fortune 500 companies. Not government agencies. Regular people who thought their home setup was too small

Carl B. Johnson May 27, 2026 5 min read
Computer Security Advice

Computer Security Advice That Actually Works in 2026

In 2024, the FBI's Internet Crime Complaint Center received over 859,000 complaints with losses exceeding $16.6 billion — a 33% increase from the year before. That number isn't slowing down in 2026. I've spent years watching organizations and individuals make the same preventable

Carl B. Johnson May 27, 2026 5 min read
SQL Injection

SQL Injection Explained: The Attack That Won't Die

A 20-Year-Old Exploit Still Topping the Charts In 2023, the MOVEit Transfer vulnerability — a SQL injection flaw — led to the compromise of over 2,600 organizations and roughly 90 million individuals' records. One vulnerability. One technique that's been publicly documented since the early 2000s. And it still

Carl B. Johnson May 26, 2026 5 min read
Social Engineering

How to Spot Social Engineering Before It Costs You

In 2023, MGM Resorts lost an estimated $100 million after a threat actor called the help desk, pretended to be an employee, and talked their way into a password reset. No malware. No zero-day exploit. Just a phone call and a convincing story. That single incident shut down slot machines,

Carl B. Johnson May 26, 2026 6 min read
Stolen Credentials Dark Web

Stolen Credentials Dark Web: What Happens After a Breach

In June 2024, researchers at SpyCloud reported that over 17.3 billion credentials were circulating on underground marketplaces. That's not a theoretical number from a think tank. That's the real inventory of stolen credentials on the dark web — usernames, passwords, session tokens, and API keys — available

Carl B. Johnson May 25, 2026 5 min read
Cybersecurity Due Diligence

Cybersecurity Due Diligence: What Most Companies Skip

The $350 Million Oversight Nobody Saw Coming When Verizon acquired Yahoo in 2017, two previously undisclosed breaches affecting all 3 billion Yahoo accounts forced a $350 million price reduction. That's what happens when cybersecurity due diligence fails at the highest level. The breaches had already happened. The data

Carl B. Johnson May 25, 2026 5 min read