Latest articles for Network World

Cisco DevNet certifications explained

Cisco DevNet certifications explained

The enterprise network is undergoing a fundamental transition from manual to automated, from hardware to software-defined, from tightly controlled to sprawling across SaaS, multi-cloud, remote work…

Early adopters embrace private 5G

Early adopters embrace private 5G

The appeal of private 5G is driving companies to explore ways to improve the performance, scalability and flexibility of their mobile networks. Enterprise deployment of…

Who’s selling private 5G and what do you get?

Who’s selling private 5G and what do you get?

Private 5G is technology that can be used in local area networks. Not to be confused with the public 5G connectivity offered by telephone companies, private 5G…

Private 5G promising for enterprises, but growth stymied by pandemic, lack of hardware

Private 5G promising for enterprises, but growth stymied by pandemic, lack of hardware

Private 5G networks promise to offer low latency, high reliability, and support for massive numbers of connected devices, but enterpise deployment has been slower than expected, experts say, due…

How SASE uses AI

How SASE uses AI

Secure access service edge, or SASE, combines networking and security into a cloud-based service, and it’s growing fast. According to Gartner projections, enterprise spending on SASE will…

Who’s selling SASE and what do you get?

Who’s selling SASE and what do you get?

Demand for secure access service edge (SASE) has grown tremendously during the pandemic. As adoption picks up, vendors are promising feature-rich and integrated SASE solutions. Customers have…

10 ways IT can navigate the chip shortage

10 ways IT can navigate the chip shortage

Exacerbated by the pandemic, the chip shortage neared crisis proportions at the start of the year. Network vendors calculated the impact on their businesses in…

Gartner: SSE is SASE minus the SD-WAN

Gartner: SSE is SASE minus the SD-WAN

SASE adoption has been skyrocketing since the start of the pandemic. Secure access service edge, a term Gartner coined in 2019, combines security and networking…

Cato adds fine-grained CASB controls to SASE platform

Cato adds fine-grained CASB controls to SASE platform

SASE vendor Cato Networks is adding fine-grained cloud access security broker (CASB) controls to its platforms. When employees working from home or branch locations log…

Top 10 outages of 2021

Top 10 outages of 2021

The biggest outages of 2021 had one thing in common: they affected major infrastructure or services providers and, as a result, affected large numbers of…

Supply chain woes forcing more workloads to the cloud

Supply chain woes forcing more workloads to the cloud

Messaging services vendor Interop Technologies runs three data centers to provide services to customers and to run its own back-office systems. Interop also provides turnkey…

Cisco CCIE certification explained

Cisco CCIE certification explained

Cisco Certified Internetwork Expert is Cisco’s most prestigious and most difficult certification to achieve, typically requiring years of industry experience and a deep understanding of…

What to expect from SASE certifications

What to expect from SASE certifications

Secure access service edge (SASE) is a network architecture that rolls SD-WAN and security into a single, centrally managed cloud service that promises simplified WAN…

Cisco adds specializations to its CCNP cert

Cisco adds specializations to its CCNP cert

Cisco’s network certification lineup underwent a  major overhaul  last year, and one of the big changes is that specialization options appear at the professional level…

Network certs 2021: Significant raises for the right ones

Network certs 2021: Significant raises for the right ones

COVID-19 kicked off one of the most disruptive economic periods since World War II, and companies scrambled to shift business processes to the cloud to…

Cisco CCNA certification explained

Cisco CCNA certification explained

The CCNA, which stands for Cisco Certified Network Associate, is Cisco’s foundational certification for networking professionals. The CCNA is a commonly required prerequisite for associate-level…

Energy company deploys edge devices to improve drilling efficiency

Energy company deploys edge devices to improve drilling efficiency

Moving compute and storage resources to edge locations can reduce latency and bandwidth needs, improve performance and save money. At the same time, widespread  edge…

WAN challenges steer auto-rental firm to SASE

WAN challenges steer auto-rental firm to SASE

Latency and reliability concerns set car rental company Sixt on a path to rearchitect its WAN. That led the global company, which has locations in…

Network training 2021: Businesses grow their own IT expertise to meet new challenges

Network training 2021: Businesses grow their own IT expertise to meet new challenges

As the traditional approach to networking is replaced by hybrid cloud, SD-WAN and edge networks, in-house skill sets haven’t kept up. Hiring new staff and…

Who’s selling SASE and what do you get?

Who’s selling SASE and what do you get?

Secure access service edge (SASE) architecture rolls networking and security into a cloud service, making it easier for enterprises to provide simple, secure access to…

What is SASE? A cloud service that marries SD-WAN with security

What is SASE? A cloud service that marries SD-WAN with security

Secure access service edge (SASE) is a network architecture that rolls software-defined wide area networking (SD-WAN) and security into a cloud service that promises simplified…

SASE helps healthcare company pivot to support remote workers

SASE helps healthcare company pivot to support remote workers

Security and performance concerns made it challenging for TrialCard to enable its employees to work from home when the COVID-19 pandemic hit. Customer service agents…

Enterprises look to SASE to bolster security for remote workers

Enterprises look to SASE to bolster security for remote workers

The coronavirus pandemic has accelerated some  companies’ plans to adopt secure access service edge (SASE). Last summer, Gartner estimated SASE adoption at less than 1%…

Enterprises roll out private 5G while standards, devices, coverage evolve

Enterprises roll out private 5G while standards, devices, coverage evolve

5G promises dramatically faster speeds, lower latency and increased capacity than today’s 4G LTE technology. It’s also a potential alternative to WiFi with greater reliability…

5G is poised to transform manufacturing

5G is poised to transform manufacturing

5G  promises not just super-fast connections and more  bandwidth  than  Wi-Fi  and  4G LTE but also better connectivity, low latency, and support for thousands of…

Private 5G keeps Whirlpool driverless vehicles rolling

Private 5G keeps Whirlpool driverless vehicles rolling

5G  promises super-fast connections, low latency and better coverage. In the manufacturing realm, early adopter Whirlpool is deploying a private 5G  network  in one its…

Cybercrooks fight over DDoS attack resources

Cybercrooks fight over DDoS attack resources

As more groups get into the denial-of-service attack business they’re starting to get in each other’s way, according to a report released this morning. That…

Ad network takes steps to reduce fraud

Ad network takes steps to reduce fraud

The fraud rates for online ads are scary, with advertisers losing billions of dollars each year.Last week, Pixalate released a report showing that 35 percent…

Automated mitigation on endpoint devices and networks can be tricky

Automated mitigation on endpoint devices and networks can be tricky

Many companies have automated systems in place for preventing, detecting, and investigating security incidents, but automating the incident response and mitigation process for networks and…

How the insurance industry could change the game for security

How the insurance industry could change the game for security

The recent growth in the cyber insurance market is already improving cybersecurity in some industry segments, and has the potential to do more — if…