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Threat Actors

Learn about the individuals and groups behind cyberattacks, including nation-state hackers, cybercriminal organizations, hacktivists, and insider threats. These articles analyze motivations, tactics, and real-world examples to help you understand who poses risks to your digital assets.

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Ransomware Examples 2026

Ransomware Examples 2026: Real Attacks Hitting Now

A single phishing email brought down a regional hospital chain's entire electronic health records system for eleven days in January. The attackers demanded $14 million in cryptocurrency. The hospital paid. That's where we are right now — and if you're searching for ransomware examples 2026,

Carl B. Johnson Nov 30, 2019 7 min read
Cybersecurity Incident Examples

Cybersecurity Incident Examples That Changed Security

A Single Stolen Password Started a $4.4 Billion Problem In May 2021, a single compromised password shut down the Colonial Pipeline — the largest fuel pipeline in the United States. Fuel shortages hit the East Coast. Panic buying emptied gas stations across multiple states. The company paid a $4.4

Carl B. Johnson Oct 09, 2019 7 min read
Types of Malware

Types of Malware: What Every Organization Must Know

In 2023, the FBI's Internet Crime Complaint Center received over 880,000 complaints with potential losses exceeding $12.5 billion — and malware was the engine behind a staggering number of those incidents. I've worked incident response cases where a single malware infection spiraled into a multi-million-dollar

Carl B. Johnson Jul 20, 2019 6 min read
SQL Injection

SQL Injection Explained: The Attack That Won't Die

In 2023, the MOVEit Transfer vulnerability — a SQL injection flaw — led to the compromise of over 2,600 organizations and exposed data on more than 77 million individuals. One vulnerability. One injection point. Billions in damage. And here's what should keep you up at night: SQL injection has

Carl B. Johnson Jul 14, 2019 7 min read
Medusa Ransomware

Medusa Ransomware Gang Phishing Campaigns: What to Know

In March 2025, CISA and the FBI issued a joint advisory warning that the Medusa ransomware gang had compromised over 300 organizations across critical infrastructure sectors — healthcare, education, legal, insurance, and manufacturing. The attack vector wasn't some exotic zero-day exploit. It was phishing. Specifically, carefully crafted Medusa ransomware

Carl B. Johnson Jul 04, 2019 6 min read
What Is Cybersecurity

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

The Question Everyone Asks After the Breach In 2023, MGM Resorts lost an estimated $100 million after a threat actor called Scattered Spider social-engineered its way past the help desk with a single phone call. The attackers didn't exploit some exotic zero-day vulnerability. They called IT, pretended to

Carl B. Johnson Feb 22, 2019 7 min read
Cybersecurity Definition

Cybersecurity Definition: What It Really Means in 2026

The Breach That Rewrote the Cybersecurity Definition for Everyone In 2023, MGM Resorts lost an estimated $100 million after a social engineering attack that started with a single phone call to their help desk. The threat actor didn't exploit a zero-day vulnerability. They didn't brute-force a

Carl B. Johnson Feb 14, 2019 6 min read