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August 2026 Page 6

August 2026

Zombie Card Attack Can Revive Expired Visa Cards for Contactless Payments

Zombie Card Attack Can Revive Expired Visa Cards for Contactless Payments

Researchers at the University of Massachusetts Amherst have demonstrated an attack that revives expired Visa contactless credit cards for real in-store purchases by rewriting the expiration date a point-of-sale (POS) terminal reads over near-field communication… 

CISA Releases Foundational, Flexible Guidance to Help Federal Agencies Implement Effective Logging, Visibility and Operational Standards

CISA Releases Foundational, Flexible Guidance to Help Federal Agencies Implement Effective Logging, Visibility and Operational Standards

WASHINGTON – Today, the Cybersecurity and Infrastructure Security Agency (CISA) published the Logging Reference Architecture, an outcome-driven guide for federal civilian executive branch (FCEB) agencies to establish logging, visibility and operational standards in an Agency… 

CDN Tsunami Attack Abuses HTTP/3 Translation for Up to 350x DoS Amplification

CDN Tsunami Attack Abuses HTTP/3 Translation for Up to 350x DoS Amplification

Cybersecurity researchers have disclosed two denial-of-service (DoS) attacks that exploit how major content delivery networks (CDNs) convert client-facing HTTP/3 traffic into HTTP/1.1 requests to the websites they front, amplifying a low-bandwidth request stream by up…