Relying on firewalls? Here's why you'll be hacked
Dave Klein · Network Security · 2021
Firewalls remain the first line of defence for many organisations. But confidence in their ability to stop attacks is waning. To better protect our enterprises, we must accept that firewalls have become almost redundant and look for more-effective approaches. And one proven choice is software-based segmentation, which is more adaptable to business considerations and today's workloads, says Dave Klein of Guardicore. At $14.7bn dollars annually, firewalls are the biggest recurring expense in enterprise budgets globally. 1 Yet despite this huge spending statistic from Gartner, there seems to be no end to the number of severe breaches making headlines. While firewalls were once the first and foremost line of enterprise defence and used to do a good job, they are today no longer effective. It begs the questions – why are firewalls failing, and what do we need to do differently?