Tag: SCADA

Tales From the Road: Got Critical Infrastructure?

Avoid these three pitfalls that are inherent to most SCADA systems that manage critical infrastructure. A multinational corporation enlisted the services of DirectDefense to perform a security assessment of the organization’s newly-developed battery energy storage control (BESS) that would enable the company’s vendors and integrators to manage the voltage and power output for massive batteries.… Read more »

PolicyKit Vulnerability Exposed After 12 Years: Why You Need to Patch Your Linux Today

Security company Qualys has uncovered a truly dangerous memory corruption vulnerability in polkit’s pkexec, CVE-2021-4034, dubbed “PwnKit”. Polkit, formerly known as PolicyKit, is a systemd SUID-root program. It’s installed by default in every major Linux distribution, which means that tens of millions of devices are vulnerable to this easily-exploitable bug. What makes this flaw even… Read more »

A Look Ahead at the Security Threats Looming in 2022

What to Know, How to Prepare, and How We Got Here When 2021 began, everything from the pandemic to the economy felt uncertain. Security threats increased both as a result of those uncertainties and the ever-growing sophistication of the threat landscape.  In this post, we’ll review the events that created security threats in 2021 and… Read more »

The Colonial Pipeline Shutdown Demonstrates How Precarious Our Critical Infrastructure Security Really Is

Greater Security Must be Applied to all Operational Technology Systems The Colonial Pipeline shutdown, caused by a ransomware attack, highlights the precarious position of many critical infrastructures.  The effects of the pipeline cyber incident are widespread, as 45% of the U.S. East Coast relies on it for gasoline, diesel fuel and jet fuel. Several southern… Read more »