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Ransomware Defense

Provides in-depth coverage of ransomware threats, attack vectors, and defense strategies. Articles address backup best practices, endpoint protection, network segmentation, incident response procedures, and recovery planning to help organizations withstand ransomware attacks.

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CISA Cybersecurity Guidelines

CISA Cybersecurity Guidelines: What They Mean for You

The Federal Agency Most Hackers Wish You'd Never Heard Of In January 2024, CISA — the Cybersecurity and Infrastructure Security Agency — issued an emergency directive after threat actors exploited vulnerabilities in Ivanti VPN products to infiltrate multiple federal agencies. The directive gave agencies 48 hours to disconnect affected devices.

Carl B. Johnson Jul 02, 2026 5 min read
CISA Cybersecurity Guidelines

CISA Cybersecurity Guidelines: What Actually Matters

Most Organizations Read CISA's Advice — Then Ignore the Hard Parts In 2023, the City of Dallas got hit with Royal ransomware. Services went down. Police dispatch systems broke. Recovery took weeks and cost millions. The attack vector? The kind of basic intrusion that CISA cybersecurity guidelines have warned

Carl B. Johnson Jun 20, 2026 5 min read
Computer Virus Prevention

Computer Virus Prevention: 9 Steps That Actually Work

A Single Click Cost One Hospital $28 Million In 2024, Change Healthcare — a unit of UnitedHealth Group — suffered a ransomware attack that started with compromised credentials and insufficient access controls. The fallout disrupted healthcare claims across the United States for weeks. The company paid a $22 million ransom, and total

Carl B. Johnson Jun 04, 2026 5 min read
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
NIST Cybersecurity Framework

NIST Cybersecurity Framework: A Practical Guide for 2026

When Colonial Pipeline paid $4.4 million in ransom after a single compromised password shut down fuel delivery across the Eastern Seaboard, it wasn't a failure of exotic technology. It was a failure of fundamentals — the exact fundamentals the NIST Cybersecurity Framework was designed to address. I'

Carl B. Johnson May 18, 2026 6 min read
Zero Trust Security Model

Zero Trust Security Model: Why Perimeter Defense Is Dead

A Castle With No Walls Left to Defend In January 2024, Microsoft disclosed that the Russian threat actor Midnight Blizzard had compromised executive email accounts — not by breaching a firewall, but by password-spraying a legacy test tenant account that lacked multi-factor authentication. The attackers moved laterally for weeks before detection.

Carl B. Johnson May 15, 2026 5 min read
CISA Cybersecurity Guidelines

CISA Cybersecurity Guidelines: What Actually Matters

In January 2024, CISA disclosed that a threat actor had exploited vulnerabilities in Ivanti Connect Secure products to breach the agency's own systems. Let that sink in. The federal agency responsible for defending U.S. critical infrastructure got hit. If CISA itself isn't immune, your organization

Carl B. Johnson May 11, 2026 5 min read
Cyber Security

Cyber Security in 2026: What Actually Works Now

The Breach That Changed How I Think About Cyber Security In February 2024, Change Healthcare suffered a ransomware attack that disrupted insurance claims processing for millions of Americans. UnitedHealth Group confirmed paying a $22 million ransom. The attack vector? Stolen credentials on a system that lacked multi-factor authentication. One missing

Carl B. Johnson May 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