Key Features List

• Created an Egress Firewall aligning with stringent business and compliance standards.
• Leveraged iptables to build a fine-tuned and highly secure environment, utilizing its flexibility for granular rule definition.
• Implemented “Allow-Only” traffic rules, ensuring applications and business processes could communicate only with approved external endpoints.
• Achieved major cost savings, including:
• 70% reduction in overall project expenditure.
• 90% reduction in firewall-related costs by replacing traditional managed firewalls with iptables.
• Infrastructure provisioning using Terraform, enabling consistent, scalable, and automated environment creation.
• Built automation workflows using Go (Golang) and Shell scripting for configuration management, deployment tasks, and routine operations.
• Integrated monitoring systems using Prometheus and Grafana to track firewall performance, latency, and policy effectiveness.