Next-Generation Firewall Management in Johannesburg
Enterprise-grade network perimeter security — managed and monitored by ROI Technologies.
As the largest city in South Africa and the economic engine of Gauteng, Johannesburg businesses face unique IT challenges — from load-shedding resilience to POPIA compliance and rapid growth demands.
What's included in our NGFW service
Everything Johannesburg businesses need from a modern ngfw partner — delivered by certified engineers.
- FortiGate and Sophos firewall platforms supported
- Intrusion prevention system (IPS)
- Application control and web filtering
- SSL/TLS deep packet inspection
- Site-to-site and remote access VPN
- SD-WAN capability (FortiGate)
- 24/7 firewall monitoring and alerting
- Firewall rule review and hardening
- CIS benchmark firewall hardening
- Centralised management and reporting
Why choose ROI Technologies for NGFW in Johannesburg?
Local expertise
Engineers who know the Johannesburg business landscape and can be on-site fast when it counts.
Proactive approach
We fix problems before they hit your users — proactive monitoring, patching and reviews.
Certified engineers
Microsoft, Fortinet, Sophos and CIS-trained engineers with 20+ years' enterprise experience.
POPIA-aligned
Every engagement is designed with POPIA, cyber insurance and audit readiness in mind.
Other IT services in Johannesburg
Managed IT Services in Johannesburg
Fully managed IT support, proactive monitoring, helpdesk and device management for South African businesses that are serious about IT.
Learn moreCybersecurity Services in Johannesburg
ROI Technologies delivers end-to-end cybersecurity services including EDR/XDR endpoint protection, vulnerability scanning, network security and compliance. We support SentinelOne and Sophos Intercept X for endpoint protection.
Learn moreMicrosoft 365 in Johannesburg
ROI Technologies manages your Microsoft 365 environment end-to-end — from initial tenant setup and licensing to Exchange Online, SharePoint, Teams, OneDrive and Entra ID (Azure AD) configuration and ongoing support.
Learn moreNeed NGFW in Johannesburg?
Our team serves Johannesburg and surrounding areas including Sandton, Randburg, Midrand. Get a free assessment today and see how ROI Technologies can streamline your IT.
Book a Free Assessment