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Cybersecurity Basics

Foundational cybersecurity knowledge for beginners and anyone looking to strengthen core security habits. Posts cover essential topics like strong password creation, software updates, recognizing social engineering attacks, securing home networks, and understanding common threat types.

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Cybersecurity Definition

Cybersecurity Definition: What It Really Means in 2024

In March 2024, a ransomware attack on Change Healthcare — one of the largest health payment processors in the U.S. — disrupted claims processing for pharmacies and hospitals nationwide. Patients couldn't fill prescriptions. Providers couldn't get paid. A single breach paralyzed a massive chunk of American healthcare

Carl B. Johnson May 13, 2024 7 min read
Define Cyber

Define Cyber: What Security Pros Actually Mean

The Word Everyone Uses But Few Can Explain In March 2024, the FBI's Internet Crime Complaint Center (IC3) released its 2023 annual report showing $12.5 billion in reported cybercrime losses — a 22% jump from the year before. Politicians, news anchors, and boardroom executives all toss around the

Carl B. Johnson May 04, 2024 6 min read
Cyber Hygiene

Cyber Hygiene Definition: What It Really Means in 2023

In March 2023, the FBI's Internet Crime Complaint Center reported that Americans lost over $10.3 billion to cybercrime in 2022 — a 49% jump from 2021. The vast majority of those losses traced back to failures in basic security practices. Not zero-day exploits. Not nation-state attacks. Basic, preventable

Carl B. Johnson Jun 08, 2023 7 min read
Cybersecurity Glossary

Cybersecurity Glossary for Beginners: 40 Terms to Know

A hospital employee clicked a link in what looked like a routine password reset email. Within 72 hours, CommonSpirit Health — one of the largest U.S. health systems — was battling a ransomware attack that disrupted operations at over 140 facilities. The investigation report cited "lack of basic security awareness&

Carl B. Johnson Apr 23, 2023 7 min read
Phishing Definition

Definition of a Phishing Attack: What It Really Looks Like

In March 2022, the hacking group Lapsus$ breached Okta by phishing a single contractor's credentials. That one successful social engineering attack gave threat actors access to systems used by thousands of companies worldwide. If you're searching for the definition of a phishing attack, that incident is

Carl B. Johnson Oct 24, 2022 7 min read
Phishing Links

What Is a Phishing Link? Anatomy of a Click That Costs Millions

In March 2022, a single employee at Okta clicked a link in what appeared to be a routine IT notification. That one click gave the Lapsus$ threat actor group access to internal systems, ultimately affecting roughly 2.5% of Okta's customer base — hundreds of organizations. The attack didn&

Carl B. Johnson Sep 04, 2022 8 min read
What Is Cybersecurity

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

In March 2022, Lapsus$ — a threat actor group made up largely of teenagers — breached Microsoft, Nvidia, Samsung, and Okta in rapid succession. They didn't use sophisticated zero-day exploits. They used social engineering, credential theft, and the kinds of gaps that exist in almost every organization. If you'

Carl B. Johnson Aug 11, 2022 7 min read
Cyber Security Definition

Cyber Security Definition: What It Really Means in 2022

Costa Rica declared a national emergency in May 2022 after the Conti ransomware gang crippled 27 government institutions. Tax systems went offline. Foreign trade ground to a halt. An entire country — not just a company — was brought to its knees by a cyberattack. If you think the cyber security definition

Carl B. Johnson Jun 27, 2022 7 min read
Cybersecurity Definition

Cybersecurity Definition: What It Actually Means in 2022

In March 2022, the FBI's Internet Crime Complaint Center reported that Americans lost over $6.9 billion to cybercrime in 2021 — a 64% jump from the year before. That number makes the standard cybersecurity definition you'll find in a textbook feel almost dangerously quaint. If you&

Carl B. Johnson Jun 20, 2022 6 min read
Define Cyber

Define Cyber: What It Really Means for Your Security

In May 2021, a single compromised password shut down Colonial Pipeline — the largest fuel pipeline in the United States — for six days. The company paid a $4.4 million ransom. Flights were disrupted. Gas stations ran dry across the Southeast. All because one set of credentials was exposed on the

Carl B. Johnson Jun 20, 2022 6 min read