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Ransomware Prevention

Ransomware prevention content provides actionable strategies for defending against ransomware attacks before they encrypt critical data. Articles cover backup protocols, endpoint detection, network segmentation, patch management, and incident response planning tailored to ransomware scenarios.

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Medusa Ransomware

Medusa Ransomware Gang Phishing Campaigns Explained

A $100,000 Ransom Demand Starts With One Email In early 2024, the FBI and CISA issued a joint advisory warning that the Medusa ransomware gang had compromised over 300 organizations across critical infrastructure sectors since June 2021. The attack chain almost always starts the same way: phishing campaigns targeting

Carl B. Johnson Nov 07, 2024 7 min read
Phishing

Phishing Attacks in 2024: What Actually Works to Stop Them

In January 2024, a finance employee at engineering firm Arup wired $25 million to criminals after a video call with what appeared to be the company's CFO. Every person on that call was a deepfake. The attack started the same way almost all of them do — with a

Carl B. Johnson Sep 18, 2024 7 min read
Security for System

Security for System Hardening: A Practical Guide

In February 2024, a misconfigured system at Change Healthcare led to one of the most devastating ransomware attacks in U.S. healthcare history. The ALPHV/BlackCat group exploited a Citrix remote access portal that lacked multi-factor authentication — a basic security for system control that should have been in place years

Carl B. Johnson Jul 10, 2024 7 min read
Phishing Attack Examples

Phishing Attack Examples: 7 Real Breaches That Cost Millions

One Email Cost This Company $100 Million In 2019, Toyota Boshoku Corporation — a major Toyota parts supplier — lost $37 million after an employee wired funds to a fraudster posing as a legitimate business partner. That same year, Nikkei's American subsidiary lost $29 million to a nearly identical scheme.

Carl B. Johnson May 03, 2024 7 min read
Phishing Prevention

How to Avoid Phishing Attacks: A Practical Guide

In January 2024, a finance employee at a multinational firm in Hong Kong wired $25.6 million to threat actors after joining a video call where every other participant — including the company's CFO — was a deepfake. The attackers had spent weeks studying publicly available video of those executives,

Carl B. Johnson May 02, 2024 7 min read
Social Engineering Attacks

Social Engineering Attacks: How They Actually Work

The Phone Call That Cost One Company $25 Million In early 2024, an employee at British engineering firm Arup joined a video call with what appeared to be the company's chief financial officer and several colleagues. Every face on the screen was a deepfake. The employee, convinced by

Carl B. Johnson Apr 08, 2024 7 min read
Employee Cybersecurity Training

Employee Cybersecurity Training: What Actually Works

In January 2024, a finance employee at a multinational firm in Hong Kong transferred $25 million to threat actors after a deepfake video call convinced him his CFO had authorized the payment. No malware. No zero-day exploit. Just a well-trained employee who wasn't trained well enough. That incident

Carl B. Johnson Mar 24, 2024 7 min read
Security Awareness Training Program

Security Awareness Training Program: Build One That Works

In January 2024, Microsoft disclosed that a Russian threat actor group — Midnight Blizzard — had breached executive email accounts using a simple password spray attack against a legacy test account that lacked multi-factor authentication. One of the most technically sophisticated companies on the planet, compromised by one of the oldest tricks

Carl B. Johnson Mar 24, 2024 8 min read