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What Are the Top 7 DDoS Mitigation Tactics for Energy Grids?

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...
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#TripwireBookClub – Black Hat GraphQL

The most recent book that we’ve read over here is Black Hat GraphQL: Attacking Next Generation APIs written by Dolev Farhi and Nick Aleks. The book is described as being for, “anyone interested in learning how to break and protect GraphQL APIs with the aid of offensive security testing.” As someone who works primarily with REST APIs, I was...
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Tripwire Patch Priority Index for February 2024

Tripwire's February 2024 Patch Priority Index (PPI) brings together important vulnerabilities for Microsoft, ConnectWise, and Google. First on the patch priority list are patches for ConnectWise ScreenConnect, Microsoft Exchange Server, Microsoft Windows SmartScreen, and Microsoft Windows Internet Shortcut files. These CVEs (CVE-2024-1709, CVE-2024...
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Improving OT Security in Industrial Processes

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,...
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VERT Threat Alert: February 2024 Patch Tuesday Analysis

Today’s VERT Alert addresses Microsoft’s February 2024 Security Updates. VERT is actively working on coverage for these vulnerabilities and expects to ship ASPL-1093 as soon as coverage is completed. In-The-Wild & Disclosed CVEs CVE-2024-21351 This CVE describes a bypass in the Windows SmartScreen Security Feature. At this point, these bypasses...
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3 Tips for Enterprise Patch Management

With all the technology we have today, installing software updates has become a near-daily, full-time activity. Patch management for large-scale enterprise IT systems can be one of the most stressful parts of an IT professional’s job. In today’s large and evolving IT networks where many new services are going online every day and software components...
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Tripwire Patch Priority Index for January 2024

Tripwire's January 2024 Patch Priority Index (PPI) brings together important vulnerabilities for Microsoft, Apple, Google, and Atlassian. First on the patch priority list are patches for Apple, Google Chromium V8, and Atlassian Confluence Data Center and Server. These CVEs have been added to CISA's Known Exploited Vulnerabilities (KEV) catalog. For...
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WaterISAC: 15 Security Fundamentals You Need to Know

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...
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US Agencies Issue Cybersecurity Guide in Response to Cybercriminals Targeting Water Systems

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...
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Resolving Top Security Misconfigurations: What you need to know

One of the most common factors that can lead to cybersecurity incidents is a security misconfiguration in software or application settings. The default settings that come with the implementation of these tools and solutions are often not configured securely, and many organizations do not invest the time and resources into ensuring that they are. ...
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Critical flaw found in WordPress plugin used on over 300,000 websites

A WordPress plugin used on over 300,000 websites has been found to contain vulnerabilities that could allow hackers to seize control. Security researchers Ulyses Saicha and Sean Murphy found two critical flaws in the POST SMTP Mailer plugin. The first flaw made it possible for attackers to reset the plugin's authentication API key and view...
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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...
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VERT Threat Alert: January 2024 Patch Tuesday Analysis

Today’s VERT Alert addresses Microsoft’s January 2024 Security Updates. VERT is actively working on coverage for these vulnerabilities and expects to ship ASPL-1088 as soon as coverage is completed. In-The-Wild & Disclosed CVEs There were no in-the-wild or disclosed CVEs included in the January Patch Tuesday drop. CVE Breakdown by Tag While...
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Tripwire Patch Priority Index for December 2023

Tripwire's December 2023 Patch Priority Index (PPI) brings together important vulnerabilities for Microsoft and Google. First on the patch priority are patches for Google Chrome and Microsoft Edge (Chromium-based) that resolve elevation of privilege, remote code execution, and information disclosure vulnerabilities. Please note that CVE-2023-7024...
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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...
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The History of Patch Tuesday: Looking back at the first 20 years

One of the most critical aspects of cybersecurity is ensuring that all software is kept up to date with the latest patches. This is necessary to cover any vulnerabilities that cybercriminals could take advantage of in order to infiltrate an organization and launch an attack. With the volume of updates and the effort needed to install and configure...
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VERT Threat Alert: December 2023 Patch Tuesday Analysis

Today’s VERT Alert addresses Microsoft’s December 2023 Security Updates. VERT is actively working on coverage for these vulnerabilities and expects to ship ASPL-1086 on Wednesday, December 13th. In-The-Wild & Disclosed CVEs CVE-2023-20588 AMD has released AMD-SB-7007 – Speculative Leaks Security Notice, which describes how some AMD processors can...
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Tripwire Patch Priority Index for November 2023

Tripwire's November 2023 Patch Priority Index (PPI) brings together important vulnerabilities for Microsoft. First on the patch priority are patches for Microsoft Edge (Chromium-based) that resolve elevation of privilege, remote code execution, and spoofing vulnerabilities. Next on the patch priority list this month are patches for Microsoft...
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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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VERT Threat Alert: November 2023 Patch Tuesday Analysis

Today’s VERT Alert addresses Microsoft’s November 2023 Security Updates. VERT is actively working on coverage for these vulnerabilities and expects to ship ASPL-1082 on Wednesday, November 15th. In-The-Wild & Disclosed CVEs CVE-2023-36033 A vulnerability in the Microsoft Desktop Window Manager (DWM) could allow an attacker to gain SYSTEM level...