Stranger things: Securing your network in the upside down world of SDx

 
The smash hit Netflix series ‘Stranger Things’ centers around the mysterious disappearance of residents of Hawkins, Indiana. Those who vanish find themselves in a frightening, parallel nether-world called the ‘Upside Down’, where things are not exactly as they seem. For some organizations, moving from physical hardware-based networks to SDx public or private clouds can feel similarly alien. While the familiar, conventional network construct still exists, the security infrastructure has disappeared since there’s no physical infrastructure to get to grips with. So what do they do next? What makes SDx strange? As we know, SDx stands for software-defined infrastructure. That ...

Clearing the fog: a vision of security for hybrid clouds

 
Have you ever driven on a high road or mountain pass that’s shrouded by low cloud? You’re at the familiar controls of your vehicle, but you can’t easily see road-signs, oncoming vehicles, which way the road goes, or other dangers. Progress can be hazardous unless you take extra precautions. The feeling will be familiar to many organizations’ IT teams as they transition some of their business applications and data to the cloud. The majority of organizations don’t have a large, centralized cloud deployment that has completely replaced their physical networks simply because this type of wholesale migration is costly and involves a great deal of planning, resources and risk. ...