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Yogi Chandiramani

Ignore DNS at your peril 
Zero Trust Architecture
3 Min read

Ignore DNS at your peril 

DNS—the Domain Name System protocol—is known as the phone book for the internet. It’s what enables a person to type a familiar website address, such as zscaler.com, into a browser and have it translated into an IP addres...
Zero trust is shaking up VPN strategies.
Zero Trust Architecture
3 Min read

Zero Trust is Shaking up VPN Strategies

The zero trust model has been developed because the distinction between “external” and “internal” areas of information systems has begun to blur. Private applications stand alongside their SaaS-based brethren, while the ...
Hardware is on its way out as the demand for SD-WAN climbs
Zero Trust Architecture
3 Min read

Hardware is on its way out as the demand for SD-WAN climbs

Cloud applications and employee mobility are bringing unprecedented flexibility and agility to today’s organizations. However, this drive towards digital transformation means that businesses are faced with navigating the...
How Cloud and Mobility are Disrupting 30 years of Network and Security History
Expert Insights
4 Min read

How Cloud and Mobility are Disrupting 30 years of Network and Security History

The internet is disrupting industries and business models, fundamentally changing the way we live and work in the process. The cloud has also ignited a wave of disruption, which when considered in conjunction with the pr...
Replacing the “coconut” security model with the “avocado”
Zero Trust Architecture
2 Min read

Replacing the “coconut” security model with the “avocado”

Ever since I graduated as an engineer, I have been using the same successful internet security model with the following guiding principle: make it as difficult as possible to attackers to get into the network. This mo...
Patch me if you can
Zero Trust Architecture
3 Min read

Patch me if you can

In May, the worldwide WannaCry attack infected more than 200,000 workstations. A month later, just as organisations were regaining their footing, we saw another ransomware attack, which impacted businesses in more than 6...
Creating insight out of a mountain of network data
Zero Trust Architecture
2 Min read

Creating insight out of a mountain of network data

The foundation of a solid security model is visibility, deep insight into what is going on in a corporate network. Without visibility into applications, users, and network traffic, an IT team cannot make appropriate deci...

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