In today's digital landscape, it is important for organizations to depend upon the tools they use for cybersecurity. Large businesses can employ many security solutions, practices, and policies that must combine to create a robust and layered security strategy. While many of these tools are important and necessary, organizations often don't use them...

On an ordinary day, you're casually surfing the web and downloading some PDF files. The document icons seem pretty legitimate, so you click without a second thought. But, to your surprise, nothing happens. A closer look reveals that what you believed to be a harmless PDF was, in fact, an executable file. Panic sets in as your settings lock up, and...

I’ll start this one with an apology – I’ve been watching a lot of the TV show The Bear (which I’d highly recommend!) and thus been thinking a lot about kitchen processes and the challenges of making everything come together nicely (both in life and in a recipe). If you are unfamiliar with the show, it is a comedy-drama about a chef who manages his...

Thanks to the burgeoning supply chain, a host of IoT and work-from-home devices, and an expanding cloud presence, organizations are constantly ingesting new hardware into their IT environments. With each new line of code comes a fresh chance for a hidden vulnerability. With each unfound weakness, attackers gain one more opportunity to gain a...

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...

The demand for innovative threat detection and intelligence approaches is more pressing than ever. One such paradigm-shifting technology gaining prominence is Federated Learning (FL). This emerging concept harnesses the power of collaborative intelligence, allowing disparate entities to pool their insights without compromising sensitive data. A...

What Is a Host-Based Intrusion Detection System (HIDS)? A host-based intrusion detection system, or HIDS, is a network application that monitors suspicious and malicious behavior, both internally and externally. The HIDS’ job is to flag any unusual patterns of behavior that could signify a breach. By bringing this activity to the team’s attention,...

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...

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...

Cloud providers are becoming a core part of IT infrastructure. Amazon Web Services (AWS), the world's biggest cloud provider, is used by millions of organizations worldwide and is commonly used to run sensitive and mission-critical workloads. This makes it critical for IT and security professionals to understand the basics of AWS security and take...

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...

Cloud optimization is the process of correctly selecting and assigning the right resources to a workload or application with the ultimate goal of minimizing costs while improving performance and efficiency. These resources can range from computational power, memory, and storage to network capabilities. The cloud optimization process involves...

Earlier this year, the SEC proposed a new set of rules on cybersecurity governance, which would require public companies to make appropriate disclosures of cyber risks and management procedures. Although the amendments target the financial sector, it is one more evidence of the fact that cybersecurity is no longer a backburner component of business...