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Expert Insight for Securing Your Critical Infrastructure

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 wealth of...
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Know Thyself and Thy Network

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 the...
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The Evolution of Anomaly Detection and the Importance of Configuration Monitoring in Cybersecurity

Back in 1992, when I was more concerned about my acne breakouts and being selected for the Junior cricket team, a freshman at Purdue University was studying the impact of the 1988 Morris Worm event and how it brought about unwarranted changes on Unix systems as it propagated across the network, resulting in the first Denial of Service (DoS) attack. He...
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Non-repudiation: Your Virtual Shield in Cybersecurity

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...
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How to Reduce Your Attack Surface

What is an Attack Surface? An attack surface is the total number of channels, pathways, or areas that threat actors can utilize to gain unauthorized access to networks. The result is that they can obtain private information or carry out a cyber-attack. An attack surface comprises the organizational assets a threat actor can exploit to gain unauthorized...
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How Does PCI DSS 4.0 Affect Web Application Firewalls?

The payment industry is bracing for the transition to Payment Card Industry Data Security Standard (PCI DSS) 4.0, heralding significant changes in cybersecurity practices. As we approach the implementation of this revised standard, a critical focal point emerges: the role and new mandate of web application firewalls (WAFs) in ensuring compliance. The...
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Operational Resilience: What It Is and Why It's Important

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. Attackers...
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Tips for Achieving Success With a NERC CIP Audit

Electrical utilities are responsible for just about everything we do. This presents a tremendous burden on those who operate those utilities. One way these organizations offer assurance is through the audit process. While audits can generate tremendous anxiety, good planning, and tools can help make the entire process go smoothly. Moreover, these can...
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NIST CSF 2.0: What you need to know

Organizations looking to protect their sensitive data and assets against cyberattacks may lack the ability to build a cybersecurity strategy without any structured help. The National Institute of Standards and Technology (NIST) has a free, public framework to help any organization mature its IT security posture. Recently, the institute published an...
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Quick Look at the New CISA Healthcare Mitigation Guide

It’s the small vines, not the large branches, that trip us up in the forest. Apparently, it’s no different in Healthcare. In November, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) released a Mitigation Guide aimed at the Healthcare and Public Health (HPH) sector. In the midst of current hybrid cloud security challenges, hyper...
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How Does NIST's AI Risk Management Framework Affect You?

While the EU AI Act is poised to introduce binding legal requirements, there's another noteworthy player making waves—the National Institute of Standards and Technology's (NIST) AI Risk Management Framework (AI RMF), published in January 2023. This framework promises to reshape the future of responsible AI uniquely and voluntarily, setting it apart from...
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Guarding the Grid: Navigating the Current and Future Landscape of Utility Cybersecurity

Tripwire recently held its annual Energy and NERC Compliance Working Group. This year's attendees included more than 200 Tripwire customer utility personnel representing over 80 different registered entities from all across the US and Canada. The company sizes ranged from public utility districts and city municipalities to medium and larger-sized...
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NIST NCCoE Publishes Cybersecurity Framework Profile for Hybrid Satellite Networks

In late September 2023, the US-based National Institute of Standards and Technology (NIST) published its Cybersecurity Framework Profile for Hybrid Satellite Networks, otherwise known as NIST IR 8441. This blog will explore the reasons behind NIST developing the framework, outline its intentions, and summarize its key points. What is a Hybrid Satellite...
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SMB Protocol Explained: Understanding its Security Risks and Best Practices

Server Message Block (SMB) protocol is a communication protocol that allows users to communicate with remote servers and computers, which they can open, share, edit files, and even share and utilize resources. With the expansion of telecommunications, this protocol has been a prime target for threat actors to gain unauthorized access to sensitive data...
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Change Variance: How Tiny Differences Can Impact Your IT World

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 world...
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Secure Access Control in 2024: 6 Trends to Watch Out For

What Is Secure Access Control? Secure access control, part of the broader field of user management, is a key concept in the realm of information security, particularly in the business environment. It refers to the process of selectively restricting and allowing access to a place or resource. In the context of information technology, it is a vital...
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Financial Institutions in New York Face Stricter Cybersecurity Rules

Boards of directors need to maintain an appropriate level of cyber expertise, incidents must be reported within 72 hours after determination, and all ransom payments made must be reported within a day. Those are just some of the changes made by The New York State Department of Financial Services to its Cybersecurity Requirements for Financial Services ...
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Some Financial Institutions Must Report Breaches in 30 Days

The heat has just been turned up for companies hoping to “hide out” a data breach. Announced October 27th, all non-banking financial institutions are now required to report data breach incidents within 30 days. The amendment to the Safeguards Rule was made by the U.S. Federal Trade Commission (FTC). It will go into effect 180 days after publication of...
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5 Tripwire Enterprise Misconfigurations to Avoid

Configuration management is vitally important as part of a sound cybersecurity strategy. We have previously published how patching alone is not enough, as that does not alter a system’s customized configuration. Misconfigurations can be as damaging to security as a deliberate attack on a system. As the manufacturer of Tripwire Enterprise (TE), we...
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Plastic surgeries warned by the FBI that they are being targeted by cybercriminals

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 and...