Zeus Kerravala

Zeus Kerravala is the founder and principal analyst with ZK Research, and provides a mix of tactical advice to help his clients in the current business climate and long-term strategic advice. Kerravala provides research and advice to end-user IT and network managers, vendors of IT hardware, software and services and the financial community looking to invest in the companies that he covers.

The NFL knows a lot about deploying high-capacity WiFi networks

5 firewall features IT pros should know about but probably don’t

5 firewall features IT pros should know about but probably don’t

As a foundational network defense, firewalls continue to be enhanced with new features, so many that some important get overlooked.

How to deal with the impact of digital transformation on networks

How to deal with the impact of digital transformation on networks

To unleash the promise of digital transformation, businesses need to embrace automation and software-defined networking as well as improve security.

7 considerations when buying network-automation tools

7 considerations when buying network-automation tools

Here’s the factors you need to weigh so you can make a smart decision about the network automation tool that’s best for your organization.

Passive optical LAN: Its day is dawning

Passive optical LAN: Its day is dawning

As bandwidth demands continue to increase and with copper cabling having distance shortcomings, passive optical networks looks like an alternative that can solve a number of problems.

How cloud providers' performance differs

How cloud providers' performance differs

The 2019 ThousandEyes Benchmark report shows that not all cloud providers are created equal across all regions

Fortinet CEO: Network and security technologies give rise to security-driven networking

A conversation about the future of network security with Fortinet CEO Ken Xie

How SD-WAN is evolving into Secure Access Service Edge

How SD-WAN is evolving into Secure Access Service Edge

Secure access service edge (SASE), pronounced 'sassy,' combines elements of SD-WAN and network security into a single cloud-based service. It supports all types of edges, including WAN, mobile, cloud, and edge computing.

Pennsylvania school district tackles network modernization

Pennsylvania school district tackles network modernization

NASD upgrades its campus core to be the foundation for digital learning.

3 strategies to simplify complex networks

3 strategies to simplify complex networks

Innovations such as SD-WAN, Wi-Fi 6 and 5G have enabled networks to do more, but they’ve also made them complex. Software, machine learning, and automation will alleviate the problem.

To secure industrial IoT, use segmentation instead of firewalls

To secure industrial IoT, use segmentation instead of firewalls

Firewalls have been the de facto standard for securing internal devices, but the industrial internet of things (IIoT) will change that. Segmentation is the better option in those scenarios.

How SD-Branch addresses today’s network security concerns

How SD-Branch addresses today’s network security concerns

New digital technologies such as IoT at remote locations increase the need to ID devices and monitor network activity. That’s where SD-Branch can help, says Fortinet’s John Maddison.

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