Blog
All Posts
Insights, tutorials and best practices from the world of Cloud, DevOps and Open Source
LiteLLM Vulnerability GHSA-7hp6-4w63-5g45: Check Versions and Harden the Gateway
On 30 September 2026, BerriAI published a security advisory for the LiteLLM proxy: GHSA-7hp6-4w63-5g45. An authenticated user with the internaluser role can escalate to proxyadmin...
#Security#AI#LLMGatewayRead more
Keycloak 26.8 Upgrade: Checklist for Breaking Changes and CVE Fixes
Keycloak 26.8.0 was released on 1 October 2026. The release contains three security fixes, promotes SCIM, client secret rotation and multi-cluster v2 to supported status...
#IAM#SSO#OpenSourceRead more
ThingsBoard 4.4 under BUSL 1.1: What the License Change Means for Operators
With version 4.4, released on 29 September 2026, ThingsBoard changed its license. The split into a Community Edition under Apache 2.0 and a commercial Professional...
#IoT#BUSL#LicenseRead more
Classifying Emails and Tickets with Local AI: Decision Models, LLM or Classifier
A service mailbox or ticket queue is usually sorted by hand: someone reads each request, assigns a topic, sets the priority and passes it to...
#Ollama#Helpdesk#n8nRead more
PostgreSQL 14 End of Life on 12 November 2026: Upgrading to 18 or 19
On 12 November 2026 the final minor release for PostgreSQL 14 will be published. After that, this major version receives no more bug or security...
#Database#Upgrade#pgupgradeRead more
AI Agent Frameworks Compared: n8n, LangGraph, CrewAI, Microsoft Agent Framework, Pydantic AI
An AI agent is quick to build. An AI agent that reliably creates tickets, obtains approvals, logs every step traceably for twelve months and still...
#AIAgents#n8n#LangGraphRead more
Free intro call
Let's talk about your project - no obligation
- Straight with Timo and Robin - no sales team, no pitch
- A professional assessment of your situation
- Concrete next steps for infrastructure, software or AI
The conversation is free and non-binding.
WZ-IT's advice on our Azure migration was technically sound and completely non-binding right from the intro call - we took away a great deal.
Jakob ÖschlbergerInno7 GmbH
Let's Talk About Your Idea
Whether a specific IT challenge or just an idea - we look forward to the exchange. In a brief conversation, we'll evaluate together if and how your project fits with WZ-IT.
WZ-IT's advice on our Azure migration was technically sound and completely non-binding right from the intro call - we took away a great deal.