Sasa! I'm Immanuel — Network & Security

Network & Security Specialist who helps organizations protect their systems and stay connected. I've designed and secured infrastructures for healthcare and ISP environments — places where downtime isn't an option. Skilled in MikroTik and Cisco systems, VPN deployment, and enterprise-grade network security.

My goal is to help organizations and individuals protect their systems, strengthen their networks, and stay ahead of evolving security challenges. :-)

Featured Projects

Building tools and infrastructure for network security and system reliability

Portseer

Network Port Scanner

Async Rust-based security tool for network auditing and vulnerability assessment. Scans and reports open ports with multi-threaded performance and real-time feedback.

RustTCP/IPAsync/Tokio

Disk Scout

Storage Monitoring CLI

Lightweight Rust tool for proactive server maintenance. Monitors disk usage across multiple filesystems with color-coded capacity warnings.

RustLinux FilesystemsCLI Development

ISP Network Infrastructure

150+ Client Deployments

Designed and deployed MikroTik-based network infrastructure serving 150+ client sites. Implemented scalable routing, VPN connectivity, and redundant failover systems.

MikroTik RouterOSVPN (IPsec/OpenVPN)Network Design

Interested in more? Check out my other projects and security writeups.