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Practical guidance on networks, UniFi, IT infrastructure, physical security, cloud and technical audit preparation.

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IT Security Review for SMEs: Preparation and Boundaries
A good security review starts with a clear objective and bounded scope. Inventory, responsibilities and existing documentation save assessment time and strengthen findings.
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13 articles
Networks & UniFi
VLAN and Network Segmentation for SMEs
A VLAN is not yet a security strategy. Zones, permitted traffic, administration and documentation make segmentation effective and operable.
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Networks & UniFi
Wi-Fi App or Professional Survey: Where Are the Limits?
An app can indicate signal levels and channels. It does not replace calibrated measurement, requirements analysis, building modelling or documented acceptance.
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Networks & UniFi
What Does a Professional Wi-Fi Survey Cost?
Area alone does not determine survey cost. Use cases, materials, site condition, survey type and required documentation shape the actual effort.
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IT infrastructure
KassenSichV, TSE and networks: the technical hospitality foundation
A POS system is not an isolated device. Internet, segmentation, TSE connectivity, exports and a clear failure process form its technical foundation.
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IT infrastructure
beA in law firms: the IT infrastructure that needs to work
Deadline-driven communication needs more than a browser. Workstations, roles, cards, internet, specialist software and recovery must operate as one system.
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IT infrastructure
Practice IT for TI, KIM and ePA: the infrastructure behind it
TI services are only as dependable as the practice network, workstations and responsibilities shared between the practice, IT and specialist vendors.
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Networks & UniFi
How to design guest Wi-Fi for hotels and restaurants
Good guest Wi-Fi is not about sharing a password. Capacity, radio coverage and separation from POS, staff and operational systems determine reliability.
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Networks & UniFi
Business Wi-Fi Survey: Process and Deliverables
A Wi-Fi survey connects requirements, building conditions and measurements. The heatmap alone is not the outcome; the useful result is an actionable, verifiable design.
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Networks & UniFi
Secure Guest Wi-Fi for Business
Guest Wi-Fi is not a second password on the staff network. It needs its own zone, suitable rules, clear access and an operating model.
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Networks & UniFi
Access-Point Design for Offices, Halls and Hotels
The same area can require entirely different access-point designs. Use, layout, materials, mounting height and device density shape the plan.
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IT infrastructure
Network Monitoring and Documentation after Installation
Operations begin after installation. Monitoring identifies state changes; documentation explains what is affected and who can act.
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Networks & UniFi
Migrate Existing Networks to UniFi with Control
A network migration is not a device swap. Dependencies, configuration, rollback, maintenance windows and acceptance must be clear before changes begin.
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Networks & UniFi
UniFi or FRITZ!Box for Business?
Both platforms can work in small environments. The right choice depends less on the logo than on site count, segmentation, expansion and operating model.
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