Insights

Cybersecurity and AI: Integrating and Building on Existing NIST Guidelines

What is NIST up to? On April 3, 2025, NIST hosted a Cybersecurity and AI Profile Workshop at our National Cybersecurity Center of Excellence (NCCoE) to hear feedback on our concept paper which presented opportunities to create profiles of the NIST Cybersecurity Framework (CSF) and the NIST AI Risk Management Framework (AI RMF). These would serve to support the cybersecurity community as they adopt AI for cybersecurity, need to defend against AI-enabled cybersecurity attacks, as well as protect AI systems…

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Threat Actors Target U.S. Critical Infrastructure with LummaC2 Malware

Today, CISA and the Federal Bureau of Investigation released a joint Cybersecurity Advisory, LummaC2 Malware Targeting U.S. Critical Infrastructure Sectors. This advisory details the tactics, techniques, and procedures, and indicators of compromise (IOCs) linked to threat actors deploying LummaC2 malware. This malware poses a serious threat, capable of infiltrating networks and exfiltrating sensitive information, to vulnerable individuals’ and organizations’ computer networks across U.S. critical infrastructure sectors. As recently as May 2025, threat actors have been…

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Russian GRU Cyber Actors Targeting Western Logistics Entities and Tech Companies

Today, CISA, the National Security Agency, the Federal Bureau of Investigation, and other U.S. and international partners released a joint Cybersecurity Advisory, Russian GRU Targeting Western Logistics Entities and Technology Companies.   This advisory details a Russian state-sponsored cyber espionage-oriented campaign targeting technology companies and logistics entities, including those involved in the coordination, transport, and delivery of foreign assistance to Ukraine. Russian General Staff Main Intelligence Directorate (GRU) 85th Main Special Service Center, military unit…

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KrebsOnSecurity Hit With Near-Record 6.3 Tbps DDoS

KrebsOnSecurity last week was hit by a near record distributed denial-of-service (DDoS) attack that clocked in at more than 6.3 terabits of data per second (a terabit is one trillion bits of data). The brief attack appears to have been a test run for a massive new Internet of Things (IoT) botnet capable of launching crippling digital assaults that few web destinations can withstand. Read on for more about the botnet, the attack, and the…

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Breachforums Boss to Pay $700k in Healthcare Breach

In what experts are calling a novel legal outcome, the 22-year-old former administrator of the cybercrime community Breachforums will forfeit nearly $700,000 to settle a civil lawsuit from a health insurance company whose customer data was posted for sale on the forum in 2023. Conor Brian Fitzpatrick, a.k.a. “Pompompurin,” is slated for resentencing next month after pleading guilty to access device fraud and possession of child sexual abuse material (CSAM). A redacted screenshot of the…

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CISA Releases Twenty-Two Industrial Control Systems Advisories

CISA released twenty-two Industrial Control Systems (ICS) advisories on May 15, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-135-01 Siemens RUGGEDCOM APE1808 Devices ICSA-25-135-02 Siemens INTRALOG WMS ICSA-25-135-03 Siemens BACnet ATEC Devices ICSA-25-135-04 Siemens Desigo ICSA-25-135-05 Siemens SIPROTEC and SICAM ICSA-25-135-06 Siemens Teamcenter Visualization ICSA-25-135-07 Siemens IPC RS-828A ICSA-25-135-08 Siemens VersiCharge AC Series EV Chargers ICSA-25-135-09 Siemens User Management Component (UMC) ICSA-25-135-10 Siemens OZW Web Servers ICSA-25-135-11…

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Patch Tuesday, May 2025 Edition

Microsoft on Tuesday released software updates to fix at least 70 vulnerabilities in Windows and related products, including five zero-day flaws that are already seeing active exploitation. Adding to the sense of urgency with this month’s patch batch from Redmond are fixes for two other weaknesses that now have public proof-of-concept exploits available. Microsoft and several security firms have disclosed that attackers are exploiting a pair of bugs in the Windows Common Log File System (CLFS)…

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Five Years Later: Evolving IoT Cybersecurity Guidelines

The Background…and NIST’s Plan for Improving IoT Cybersecurity The passage of the Internet of Things (IoT) Cybersecurity Improvement Act in 2020 marked a pivotal step in enhancing the cybersecurity of IoT products. Recognizing the increasing internet connectivity of physical devices, this legislation tasked NIST with developing cybersecurity guidelines to manage and secure IoT effectively. As an early building block, we developed NIST IR 8259, Foundational Cybersecurity Activities for IoT Device Manufacturers, which describes recommended activities related to…

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Update to How CISA Shares Cyber-Related Alerts and Notifications

Starting May 12, CISA is changing how we announce cybersecurity updates and the release of new guidance. These announcements will only be shared through CISA social media platforms and email and will no longer be listed on our Cybersecurity Alerts & Advisories webpage.   The focus of our Cybersecurity Alerts & Advisories webpage will now be on urgent information tied to emerging threats or major cyber activity. CISA wants this critical information to get the attention…

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Pakistani Firm Shipped Fentanyl Analogs, Scams to US

A Texas firm recently charged with conspiring to distribute synthetic opioids in the United States is at the center of a vast network of companies in the U.S. and Pakistan whose employees are accused of using online ads to scam westerners seeking help with trademarks, book writing, mobile app development and logo designs, a new investigation reveals. In an indictment (PDF) unsealed last month, the U.S. Department of Justice said Dallas-based eWorldTrade “operated an online…

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