Network Security | Network World

Cisco: Latest news and insights

Here’s what you need to know about the networking giant’s latest product and company news.

By Network World staff

May 20, 202644 mins

Network Management SoftwareNetwork SecurityNetworking

AI reshapes cybersecurity workforce priorities as IT teams brace for new risks

By Denise Dubie

May 20, 20265 mins

IT JobsIT Skills and TrainingNetwork Security

Wireless security is a battle of AI vs. AI

By Paul Desmond

May 19, 202611 mins

Artificial IntelligenceNetwork SecurityWi-Fi

How AI is transforming network incident response (and where it still falls short)

By Jay Dave

May 19, 20267 mins

Incident ResponseNetwork SecuritySecurity Practices

Articles

Beyond the pitch: A look at Atlético Madrid's connected stadium

Technology from HPE Networking is part of Atlético Madrid's stadium overhaul, which includes AI-driven network intelligence and a Wi-Fi upgrade to heighten the fan experience.

By Nuria Cordón

May 4, 2026 7 mins

Digital TransformationMedia and Entertainment IndustryNetwork Security

Network refresh readies Churchill Downs for Kentucky Derby

Churchill Downs' network refresh highlights how standardization, AI-driven security, and automation allow enterprise engineers to manage extreme demand peaks while transitioning legacy systems.

By Zeus Kerravala

Apr 30, 2026 8 mins

Network Management SoftwareNetwork SecurityNetworking

Infected Cisco firewalls need cold start to clear persistent Firestarter backdoor

Admins are being warned by cyber experts from the US and UK that this is part of continuing campaign to crack Cisco firewalls.

By Howard Solomon

Apr 28, 2026 4 mins

FirewallsNetwork SecurityNetworking Devices

It’s the end of set-and-forget security

AI agents and physical AI are no longer abstract risks. They’re changing how routers, switches, OT gear, and cloud paths must be monitored, segmented, and defended in real time.

By Zeus Kerravala

Apr 22, 2026 9 mins

Artificial IntelligenceNetwork SecurityNetworking

We’re in the Unified SASE Era. What’s next?

A true unified SASE platform should use a single operating system, a unified client, a single analytics engine, and a single policy engine that can run on physical and virtual appliances, in the cloud, and as-a-Service.

By Nirav Shah, VP of Product Marketing, Fortinet

Jul 8, 2024 8 mins

Network Security

How Zero Networks is closing the network enforcement gap for AI agents

Zero Networks extends microsegmentation to govern AI agents and block AI-driven attacks.

By Sean Michael Kerner

Apr 21, 2026 5 mins

Network SecurityNetworkingSecurity

Cloudflare wants to rebuild the network for the age of AI agents

A slew of updates from Cloudflare includes its Mesh private networking fabric for AI agents and its Registrar API interface, which allows domain registrations to be handled by AI agents.

By Sean Michael Kerner

Apr 20, 2026 6 mins

Network SecurityNetworkingSecurity

AI fuels wireless talent shortage

Cisco report finds 86% of organizations struggle to hire wireless talent, increasing security risks and costs as AI draws skills away from networking roles.

By Denise Dubie

Apr 20, 2026 4 mins

IT JobsIT Skills and TrainingWireless Security

DNS security is often inadequate, and network engineers should get more involved

Security is improved when the network engineering team that’s responsible for the DDI stack—DNS, DHCP, and IP address management—takes the lead on DNS security, finds Enterprise Management Associates.

By Shamus McGillicuddy

Apr 14, 2026 5 mins

Network SecurityNetworkingSecurity

Quantum developments put focus on authentication

According to the latest Google research, it could take as few as 1,200 logical qubits for a quantum computer to break elliptic curve cryptography. That means enterprises are up against the difficult challenge of securing their authentication mechanisms.

By Maria Korolov

Apr 14, 2026 6 mins

Data CenterHigh-Performance ComputingNetwork Security

Upstream network visibility is enterprise security's new front line

Threat research from Lumen Technologies focuses on telemetry from the internet backbone, where the largest ISPs interconnect, to reveal attack patterns that traditional endpoint security deployments cannot surface.

By Sean Michael Kerner

Apr 9, 2026 9 mins

Network MonitoringNetwork SecurityNetworking