Security Bulletin

The Iranian cyberattack on Stryker is the kind of stress test that business continuity and disaster recovery programs often do not plan for.

This blog is jointly written by Amy Chang, Idan Habler, and Vineeth Sai Narajala. Prompt injections and jailbreaks remain a major concern for AI security, and for good reason: models remain susceptible to users tricking models into doing or saying...

AI is driving exponential growth in network bandwidth, reach, and power efficiency requirements. The Cisco optical portfolio meets these needs with resilient, scalable, and power-efficient solutions, ready for hyperscalers, neoscalers, and service...

As enterprises embed AI into core workflows, subtle performance issues can quietly undermine trust and outcomes. Discover how traditional networks struggle with AI—and why assurance and architecture must evolve to scale intelligence with confidence.

Distributed AI workloads are driving unprecedented demands on networking infrastructure. Power efficiency, reliability, and scalability are now mission-critical, and optical innovation lies at the heart of meeting these challenges.

In this Reporters' Notebook, we discuss cyberattackers targeting the Milan-Cortina Winter Games, adding them to a long list of global sporting events in the crosshairs. Though the attack surface is grander, there are key defense takeaways for regular...

Discover how Montagna Verde uses Cisco URWB to bring reliable wireless to remote Tuscany. This industrial solution bridges the digital divide, preserving heritage while supporting local growth.

The real frontline of American cybersecurity is a bidding war on eBay for 30-year-old industrial controllers.

Government agencies, emergency clinics, and others in Australia, New Zealand, and Tonga have had serious run-ins with the prolific ransomware outfit.

Attackers operated an active C2 implant for up to a week and compromised AppSec vendor Xygeni's xygeni/xygeni-action in that time.

Discover how MaxLiveProtect uses eBPF-powered technology to deliver real-time, in-kernel security for modern network infrastructure devices.

As organizations race to deploy AI at scale, infrastructure is quickly becoming the limiting factor. Delays in securing key hardware can disrupt deployment timelines and drive significant cost overruns. This moment feels different for infrastructure...