We run the same stack we deploy: n8n, Dify, Qdrant, Wazuh, OPNsense — self-hosted, in production. Not slides.
Sovereign & hybrid AI for SMB. Fixed packages from CZK 45,000.
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Your CEO is on holiday.
The attacker already knows - your automatic out-of-office reply told them when you're away and who's covering.
This is how "fake boss" fraud works in vacation season. No malware needed. Just timing and information.
Three rules that stop it.
I've been in IT for 30 years. Wrote my first code at 9 on an Atari 800XE.
Today I run my business infrastructure entirely self-hosted. Own hardware. Own network. Own rules.
Cloud AI where it makes sense. Self-hosted everything else.
Here's what I've built and why 🧵
OpenAI právě ohlásila nový GPT-4o model s konverzací v reálném čase.
Model odpovídá na audio, video i text se zpožděním v průměru 320ms, což je podobné reakčnímu času člověka.
GPT-4o má natrénováno více ne-anglického obsahu.
https://t.co/gXRTo2sljF