John Stewart

Cybersecurity Awareness Month brings to light the many successes we’ve realized and the struggles we continue to face – a sobering reminder that our work is far from finished.

Today NATO and Cisco, two long-time cyber defense partners, are formalizing a key piece of our cooperation – information sharing.

Technological change is accelerating at an unprecedented speed, creating a world we can barely begin to imagine. Yesterday the PC and the Internet brought us desktop applications, search engines, e-commerce, e-mail and messaging, social networking, SaaS business applications, and many other services. Today we’re in the middle of the mobile era. Our smartphones give us […]

Two Cisco leaders were just recognized with high honors for their advocacy of inclusion and diversity at Cisco and within the community – leadership that champions the needs of our team members and friends with disabilities. Greg Akers, senior vice president of Advanced Security Research and Government, and Mayte Cubino Gonzalez, a technical services manager […]

I’m often asked how to deal with the security threat landscape within the context of running a business. The security threat landscape can seem like a highly complex challenge, yet as I’ve looked at it through my work with Cisco and the broader industry, it can actually be boiled down into three simple phases: before, […]

Last week, following the release of the 2014 Cisco Annual Security Report, my colleague Levi Gundert and I took questions from you, our partners and customers, about the report and its most interesting findings. This year’s report highlighted a number of new trends and found unprecedented growth of threat alerts, which reached the highest level […]

It’s December and the 2013 cyber security news cycle has just about run its course. We’ve seen more and increasingly virulent attacks, continued “innovation” by adversaries, and a minor revival of distributed denial of services (DDOS) actions perpetrated by hacktivists and other socio-politically motived actors. Against this, Cisco stood up tall in recognizing the importance […]

            Last October , Cisco confirmed that Sourcefire was now part of our family of security...

RSA 2013 ends and I both miss it and breathe a sigh of relief that it’s over. Let me explain. As a security guy, it’s nice to be around other...