The Secure Access Service Edge (SASE) service, along with its associated architecture, comprises a powerful amalgamation of multiple security components. These include a stateful inspection firewall, Intrusion Detection and Prevention System (IDPS), DNS security, DoS/DDoS protection, Secure Web Gateway (SWG), Zero Trust Network Architecture (ZTNA), Cloud Access Security Broker (CASB), and many more. These components […]

Authentication & Authorization comes in various colors The Zero Trust Network Access (ZTNA) component of SASE is designed to provide secure inbound access to enterprise private applications. In line with the core principle of identity-based access control in Zero Trust Architecture (ZTA), ZTNA plays a vital role in authenticating users and enforcing access controls based […]

The world has become much smaller in the past few decades thanks to globalization. Globalization has long been a core driver for digital transformation for enterprises. Connecting offices, factories, and supply chains needs a digital-first mindset and infrastructure. With the pandemic’s end officially declared by the WHO [1] and the reopening of China, recent data […]

Role of WAN in delivering App Performance In my previous blog, I argued that Overlay SD-WAN solutions have failed to deliver on their intended promise of providing a reliable application performance. Overlay SD-WAN’s approach to keep the transportation network at arm’s length fails to ensure application performance. The simple reason is that application performance depends […]

You don’t have to be a big automobile afficionado to know that every major auto brand has a luxury line with its own distinct branding. For instance, Toyota has Lexus; Honda has Acura; Nissan has Infinity; Volkswagen has Audi and so on. The reasoning behind the separate brand strategy is simple. It helps differentiate the […]

Expectations from WAN solutions and their ability to deliver application performance has evolved over the last decade as the application landscape and WAN solutions themselves have gone through a sea change. A Brief Look At Past and Present During the early 2010s, MPLS became the preferred solution to deliver WAN connectivity between branch offices, headquarters, […]

An increasing number of businesses are relying on mission-critical applications for better efficiency, collaboration, cost savings, and revenue generation. The ugly side of dependence on such applications is the negative impact they can have on the business when there are outages or severe performance degradations. With mission-critical time-sensitive applications rapidly migrating to the cloud and […]

Clunky, unreliable, and slow remote access options, like VPN, are the necessary evil that IT administrators love to hate. This vital piece of the corporate puzzle helps keep your information secure and your global remote and mobile workforce in sync. However, it also creates headaches – and high costs – for teams that want to […]

With even the most basic smartphones boasting a 30GB storage capacity and a whopping 500GB for the top-of-the-range Phones, have you ever pondered upon the question — how much data there is in the world? Heads up – Do not proceed if numbers make you dizzy. In 2018, a total of 33 zettabytes (ZB) of […]

Did you know that 98% of the 100 most valued brands are SAP customers? Or that SAP systems touch almost 77% of the world’s transaction revenue? Serving well over four and a half million active customers across 180 countries, there is barely any vertical that the SAP Suite doesn’t tap into. Manufacturing, logistics, finance, sales, […]

Recently, Gartner published a foundational document on optimizing internet performance (How to Architect Your Network to Optimize Internet Performance and Reliability, Published 29 December 2020 – ID G00731192).  Many of you may have access to this.  Why I say foundational is that it ties together many of the themes that are top-of-mind for CIOs and […]

If you’re in charge of delivering and maintaining a global WAN, then you know the headache that this chart can induce. Why? Because legacy WAN connectivity approaches like MPLS do not address performance challenges for cloud and SaaS applications. This was not the case 20 years ago. In the past, these types of applications lived […]