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Engineering, security and operations writing from the team that builds Netcosm.
FEATURED · Engineering · 12 Sept 2026 · 9 min
Why your SIEM should know your fibre map
A security event names an IP. Your customer cares about a service. Here is how an event is resolved to a port, a circuit and a customer.
Diagram: chamber and joint
Altnets · 4 Sept 2026 · 7 minAn altnet’s checklist for inventory handover
Twelve checks to run before a build partner’s as-builts become your live record.
Image: audit desk, duotone
Security · 28 Aug 2026 · 6 minCyber Essentials Plus for network operators: what auditors ask for
The evidence that trips operators up, and how to collect it as you go.
Screenshot: loss budget panel
Product · 21 Aug 2026 · 4 minv1.8: splice loss budgets and OTDR trace import
Loss budgets per path, OTDR events placed on the route, and faster map tiles.
Diagram: wavelength plan
Engineering · 14 Aug 2026 · 11 minModelling DWDM wavelengths without losing your mind
How we represent optical channels, protection and regeneration in one graph.
Diagram: ingest pipeline
Engineering · 7 Aug 2026 · 8 minServerless at carrier scale: what we learned ingesting 50 GB of logs a day
Queueing, back-pressure and cost per gigabyte on a fully serverless pipeline.
Image: team, duotone
Company · 31 Jul 2026 · 3 minNetcosm is now available to UK operators
Why we took three parts of DemandFlow and made them a product of their own.
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