Tag

Zero Trust

Understand the Zero Trust security model, which operates on the principle of never trust, always verify. Posts cover Zero Trust architecture, identity verification, micro-segmentation, least-privilege access, and practical steps for implementing Zero Trust frameworks across enterprise environments.

posts

Security for System

Security for System Environments: A Practical Guide

In March 2022, Okta confirmed that the Lapsus$ threat actor group had compromised a support engineer's laptop and accessed internal systems for five days before detection. Five days. That's an eternity when an attacker has a foothold inside your environment. The breach highlighted a brutal truth:

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

Computer Security Security: Layers That Actually Work

In March 2022, Okta confirmed that the Lapsus$ threat actor group had breached a third-party support engineer's laptop and accessed internal systems. The attack didn't exploit some exotic zero-day vulnerability. It started with compromised credentials — a single point of failure in what should have been a

Carl B. Johnson Jul 30, 2022 7 min read
Security in Cloud Computing

Security in Cloud Computing: What Actually Goes Wrong

In April 2022, researchers at Wiz discovered that Microsoft Azure's PostgreSQL Flexible Server had vulnerabilities allowing cross-account database access. They called it ExtraReplica, and it affected thousands of Azure databases. This wasn't a theoretical exercise — it was a real demonstration that security in cloud computing remains

Carl B. Johnson May 26, 2022 7 min read
Cybersecurity Training for Employees

Cybersecurity Training for Employees: A Practical Guide

In March 2022, Lapsus$ — a threat actor group largely composed of teenagers — breached Microsoft, Nvidia, Samsung, and Okta. They didn't use sophisticated zero-day exploits. They used social engineering. They bought credentials. They tricked employees. And they walked through the front door of some of the most well-resourced security

Carl B. Johnson Apr 04, 2022 6 min read
Ransomware Prevention

How to Prevent Ransomware: A Practical Defense Guide

The Colonial Pipeline Attack Changed Everything In May 2021, a single compromised password shut down the largest fuel pipeline in the United States. Colonial Pipeline paid DarkSide operators $4.4 million in Bitcoin — and even after paying, it took days to restore operations. Fuel shortages hit the East Coast. Panic

Carl B. Johnson Mar 21, 2022 7 min read
Password Hygiene Tips

Password Hygiene Tips That Actually Stop Breaches

The 61% Problem Nobody Talks About The 2021 Verizon Data Breach Investigations Report found that 61% of all breaches involved credentials. Not sophisticated zero-day exploits. Not nation-state malware. Passwords. Stolen, reused, guessed, and phished passwords remain the single largest attack vector threat actors exploit today. I've spent years

Carl B. Johnson Feb 15, 2022 6 min read
Zero Trust

What Is Zero Trust? A Practical Guide for 2022

In May 2021, a single compromised password shut down the Colonial Pipeline and triggered fuel shortages across the eastern United States. The attackers used a legacy VPN account that had no multi-factor authentication. One credential. No additional verification. That's all it took to paralyze critical infrastructure. If you&

Carl B. Johnson Jan 15, 2022 7 min read
Remote Work Cybersecurity Tips

Remote Work Cybersecurity Tips That Actually Work

In July 2021, a remote employee at a Florida IT management firm clicked a link that looked like a routine software update. Within hours, the REvil ransomware gang had compromised Kaseya's VSA platform and cascaded the attack to an estimated 1,500 downstream businesses. The initial foothold? A

Carl B. Johnson Jan 15, 2022 6 min read