DataBreachToday.com

New Rule Blocks Approval of Foreign Routers Without Federal Clearance
The FCC acted on a White House security determination and announced a block on new foreign-made routers from entering U.S. markets - unless vendors meet strict national security reviews, citing their role in state-linked cyber campaigns and risks to U.S. network edge infrastructure.

Visa CISO Subra Kumaraswamy on Securing Agents, Fighting Fraud, Protecting Commerce
AI is transforming trust in global payments as attackers scale faster and agents automate decisions. CISO Subra Kumaraswamy explains how Visa uses AI to combat fraud, secure transactions and build trust across consumers, merchants and a rapidly evolving digital ecosystem.

Zscaler's Jay Chaudhry on Infrastructure, Agents and Oversight
Zscaler CEO Jay Chaudhry explains why distributed infrastructure and zero trust models will shape AI security, the agent risks mirroring human threats and why strong oversight and identity validation remain essential for mission-critical applications.

Roadmap Focuses on OT Security, Grid Hardening and Incident Response
A new Department of Energy strategy defines its role as sector risk manager for grid security, prioritizing OT defense, resilience and response - but analysts say it faces execution challenges tied to reduced funding, workforce constraints and reliance on weakened federal partners.

IT Worker Scheme, Laptop Farm Siphon Funds Back to North Korea
A U.S. federal judge sentenced a now-former Army soldier to one year in prison Friday for renting his identity to North Korean IT workers who used it to collect more than $193,000 in salaries from American companies. Also sentenced were two California men who facilitated $1.28M in fraudulent salaries.

J.P. Morgan’s Brian Essex on Why Valuations Drop as Fundamentals Hold Steady
Investor anxiety over AI's long-term impact is dragging down stock valuations despite steady growth and profitability, while companies focus on long-term valuation assumptions and secure business models, said Brian Essex, executive director of U.S. software equity research at J.P. Morgan.

Contec and Epsimed Monitors Containing 'Backdoors' Are at the Center of Order
Texas Gov. Abbott has ordered agencies to review foreign-made connected medical devices - especially those from Chinese manufacturers - used in state-owned facilities for cybersecurity issues that could pose security and privacy risks to patients and healthcare infrastructure.

Also: CISA Protocol Concerns, AI Agents Push Past Cybersecurity Controls
In this week's panel, four ISMG editors unpacked the cyber dimensions of the Stryker attack amid the escalating Iran-Israel-U.S. tensions, the growing controversy around CISA leadership and alleged protocol breaches, and a new set of concerns related to AI agents bypassing security controls.

New Handala Site Is Also Available
U.S. federal agents seized four web domains associated with Iranian hacking operations days after a threat actor going by Handala posted screenshots it said came from inside the IT systems of medical device manufacturer Stryker. The registrars used to create them are located in the United States.

Phishing Campaign Used AsyncRAT to Maintain Long-Term Network Access
A suspected cyberespionage campaign targeted a Libyan oil refinery using commodity malware and politically themed phishing lures. The activity ran from November 2025 to mid-February, with evidence that attackers maintained long-term access to at least one oil company network.

No Arrests, But Virtual Servers, IP Addresses Seized and Residencies Searched
U.S. authorities seized KimWolf - the attack infrastructure responsible for the largest distributed denial of service attack yet recorded in an international police operation that swept up servers underpinning four botnets.

New Filing Frames Anthropic Dispute as Operational Control Issue - Not Free Speech
The Justice Department is arguing in a new court filing that Anthropic’s ability to update guardrails and behavior post-deployment creates unacceptable supply-chain risks, warning that vendor access to AI systems could enable manipulation or failure in mission-critical defense operations.

Newly Minted Unicorn Says AI-Driven Attacks Force Shift to Continuous Pen Testing
Xbow has raised $120 million in Series C funding after proving its autonomous AI hacking platform can outperform human pen testers. CEO Oege de Moor says the rise of AI-driven cyberattacks is forcing enterprises to test systems continuously rather than periodically.

Also, Telus Breach, Microsoft Hotpatching, Interpol Malicious IP Takedown
This week, Russian hacker OpSec failure, Interpol helped disrupt 45,000 malicious IPs, the FBI is looking for an ATM jackpotting suspect and Telus disclosed a breach. Windows hotpatching, an FTP exploit, a foiled attack on a nuclear research center and China-linked espionage.

Vulnerability Affects Certain Centricity Medical Imaging Products
The U.S. Food and Drug Administration has issued a recall notice for certain GE Healthcare Centricity medical imaging products due to a "potential" cybersecurity vulnerability that could allow a hacker to manipulate data or impact availability of the affected products.

Practical Guide to Collector-First Architecture and Phased OTel Migration
OpenTelemetry has become the observability standard, but adoption remains difficult. This blog provides a blueprint for teams to implement OTel with collector-first architecture, edge and gateway design, gradual migration and combined instrumentation strategies.