Understanding the Vital Role of Firewalls in Business Cybersecurity

I have encountered several companies with big web businesses who failed to install a single firewall in their premises. After several days and weeks or persuasion, some heeded my advice to install firewalls, while some remained complacent about their 'armoured servers . . . I have encountered several companies with big web businesses who failed to install a single firewall in their premises. After several days and weeks or persuasion, some heeded my advice to install firewalls, while some remained complacent about their 'armoured servers from ABC vendor'.

All security implementations are about striking an appropriate balance between usability and security. Increased security means decreased usability. For those who are somewhat protected by a well-configured firewall, good for you. But it may not be enough. I'll show you 3 scenarios where firewalls are not very helpful.

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