Any time the television news presents a story about cybersecurity, there is always a video of a large data center with thousands of blinking lights. Even most cybersecurity blogs will include an image of many lights on the front panels of servers, routers, and other hardware. However, most people don’t notice that the lights are usually green or...

Using security tools to monitor activities on IP based endpoints and the resulting changes that occur pose one of the most formidable challenges to security and regulatory compliance efforts, thanks to its potential to disrupt established security measures and protocols. Compliance frameworks, such as PCI DSS and NIST 800-53/SI-7, require...

Energy efficiency and availability is a major concern for all countries and governments. The electric grid is a vital sector, and any malfunctions will create ripple effects on any nation’s economy. As the grid is heavily dependent on cyber-enabled technologies and a vast chain of suppliers, contractors, and partners, the ability to safeguard the...

Distributed Denial of Service (DDoS) attacks occur when adversaries overwhelm a connected target’s resources, aiming to make it unavailable. Learning the best strategies to protect from DDoS attacks is critical to energy grid cybersecurity. A well-planned DDoS attack on the grid could halt essential services, cause substantial disruptions to...

Have you ever considered that even before you enjoy the first sip of your favorite morning beverage, you have probably interacted with at least half of the 16 critical infrastructure sectors that keep a nation running? In one way or another, the simple act of brewing a cup of tea would probably not be possible without interacting with water, energy,...

2023 saw two concerning attacks on public water systems, highlighting the fragility and risk to utility systems. In Pennsylvania, malicious hackers breached the Municipal Water Authority of Aliquippa system the night after Thanksgiving. The criminals were making a political statement: the technology used to manage water pressure was developed by...

US federal agencies have teamed up to release a cybersecurity best practice guidance for the water and wastewater sector (WWS). The Cybersecurity and Infrastructure Security Agency (CISA), United States Environmental Protection Agency (EPA), and Federal Bureau of Investigation (FBI) have published the guide in an attempt to promote cybersecurity...

Imagine you’re on the tail end of installing a 100-line script. It’s five o’clock, and you’re ready to head out early for once. You run the startup script on a new server, and then – the fated error message. Something isn’t working, and only after painstakingly reviewing 67 lines of code do you realize you had the IP address wrong. This could have...

Like every other industry, the healthcare sector is barely recognizable when compared to its state 20 years ago. It, too, has been transfigured by technology. While this has brought many impactful benefits, it has also introduced at least one major challenge: keeping sensitive patient information private. At the heart of this privacy challenge...

Cybersecurity in Mental Healthcare - The Overlooked Risk Did you know the New-Age Therapeutic sector is unregulated? If that surprises you, then you’re not alone. I was a little surprised, too. Yes, there are various professional bodies a practitioner can join, and there are courses they can attend, but they aren’t forced to. It should be noted...

At Tripwire's recent Energy and NERC Compliance Working Group, we had the opportunity to speak with the Manager of Gas Measurement, Controls, & Cybersecurity at a large energy company. More specifically, we focused on SCADA and field assets of gas Operational Technology. The experience at the management level of such an organization provided a...

The shifting sands of IT make the adage "you never know it all" ever more true as time goes by. I recall days when it felt like you could click through every major directory of Yahoo and know a little something about everything. I was a young man with a voracious reading appetite and an active imagination – both of which were thoroughly outpaced by...

In the digital world, where countless users communicate, share data, and engage in diverse activities, determining the origin and actions behind these interactions can be quite challenging. This is where non-repudiation steps in. Coupling other security factors, such as delivery proof, identity verification, and a digital signature, creates non...

Frankly stated, operational resilience is your ability to climb the mountain, no matter the weather. Businesses now need more than a good security structure to weather the storms of AI-driven threats, APTs, cloud-based risks, and hyper-distributed environments. And more importantly, operational resilience in 2024 requires a paradigm shift....

In the vast and ever-evolving universe of information technology, there's one constant: change (that and cliches about constants!). Servers, systems, and software – they all get updated and modified. But, have you ever stopped to consider how even tiny differences between these digital entities can sometimes lead to unexpected challenges? In the...

More decision-makers are investing in grid modernization efforts, knowing that doing so is necessary for keeping pace with modern demands. For example, smart grid fault-detection sensors could warn utility company providers of problems in real time, preventing costly and inconvenient outages. Technologies like the Internet of Things (IoT) can also...

Plastic surgeries across the United States have been issued a warning that they are being targeted by cybercriminals in plots designed to steal sensitive data including patients' medical records and photographs that will be later used for extortion. The warning, which was issued by the FBI yesterday and is directed towards plastic surgery offices...

Electric grids are part of every nation’s critical infrastructure. Every societal activity and business depends on reliable and safe electricity distribution. The US electric grid is a huge network of powerlines, distribution hubs, and renewable and non-renewable energy generators that is increasingly exposed to cyber-physical risks due to the...