// STUDY BYT3S · HANS STUDY

Technical Writing

Practical articles on enterprise networks, physical security systems, Windows hardening, and the infrastructure work that sits between disciplines.

genetec

Hardening Genetec Security Center: The Baseline I Deploy

A practical hardening baseline for a Genetec Security Center deployment. Windows server baselines, Defender exclusions done right, service-account discipline, SQL, segmentation, certificates, and RBAC. The settings that survive an audit and a real recording load.

Read post
OT and ICS

Security Controls for OT Networks That Hold Up in Production

The security controls an operational technology network actually needs, applied in a way that respects how plant systems run. Zones and conduits, the iDMZ, protocol awareness, passive monitoring, secure remote access, and the patching reality nobody wants to admit.

Read post
Physical Security

Nobody Owns the Network Between the Integrator and IT

When physical security systems sit on critical infrastructure networks, the most dangerous gap isn't technical. It's that no one is responsible for the seam between the people who install them and the people who run the network.

Read post
genetec

Genetec Security Center 5.9 Is End of Life

Security Center 5.9 stopped getting security patches in December 2025. What end of life actually means for operators, and how to plan the move before somebody else picks the date.

Read post