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Data center e Green IT, intelligenza artificiale e dati, continuità e sicurezza: il racconto tecnico di chi progetta, gestisce e supporta infrastrutture IT ogni giorno.
Success stories Featured
First chapter of a series of cases told from the field: the multi-year management, evolution and operational continuity of a large Regional Authority's infrastructures — three teams, a single open-source governance dashboard and a continuity site that wor
19 articles
AI & Data
If the document containing the answer never reaches the model's desk, no model can invent it: the quality of a RAG assistant is decided in retrieval. Why the…
Governance
The AI Act postponement covers only high-risk systems: on 2 August 2026 the transparency obligations of Article 50 still kick in (chatbots that declare…
Governance
European cloud providers' share of their own market has fallen from 26% to 10% since 2017, and geographic location alone does not guarantee sovereignty. What…
Data Centres & Green IT
PUE measures the facility, not the IT: the new work capacity metrics (PerfCPU for servers, TFLOPS for AI accelerators, terabytes for storage), work per unit of…
Continuity & Security
Having a backup does not mean knowing how to restart: the difference between hours and days lies in RTO and RPO defined per service, a Business Impact…
Data Centres & Green IT
PUE (Power Usage Effectiveness) explained simply: why the global average has been stuck at 1.5–1.6 for years (Uptime Institute), how to measure it with two…
AI & Data
The LLM is the wrong part of the problem: five lessons from an on-premise RAG platform that was actually built — why quality is decided at retrieval, what…
Practical Guides
What a proxy server is and how it works: the real-world uses (filtering, caching, security, privacy), the four steps of its job, the three main types…
Practical Guides
Basic hardening of a Rocky Linux VPS (also valid for CentOS 7 and 8): checking the version, updates with dnf, a user in the wheel group, managing firewalld…
Practical Guides
How to disable password access to the SSH service on a Linux VPS: backing up sshd_config, changing PasswordAuthentication, restarting and checking the service…
Practical Guides
Secure SSH access to a VPS from Linux or macOS: how key-based authentication works (public and private keys), generating them with ssh-keygen, copying the key…
Practical Guides
Secure SSH access to a VPS from Windows with PuTTY: why password authentication is vulnerable to brute force, how to generate the key pair with PuTTYgen,…
Practical Guides
Basic security hardening for an Ubuntu Linux VPS, command by command: package updates, changing the SSH port, the ufw firewall, users with limited privileges,…
Practical Guides
How to install a graphical interface on an Ubuntu Server VPS: updating the package library, the display manager (GDM3), the default desktop and the lighter…
Success stories
Un sistema dedicato alla sanità regionale che non può fermarsi mai, due siti speculari a decine di chilometri di distanza e una regola semplice: ogni singolo…
AI & Data
The question clients ask has flipped: no longer “can we use generative AI?”, but “can we process these documents without them leaving our perimeter?”. Today…
Governance
The Italian Council of Ministers has declared two data centre programmes worth €8 billion to be of national strategic interest: ‘Equinix for Italy’ in Settimo…
Data Centres & Green IT
The map of the Italian data centre market: how many there are and where, the three families of operators (colocation, telcos, developers for the hyperscalers),…
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Dietro ogni articolo ci sono le Business Unit e i Centri di Competenza che fanno queste cose ogni giorno. Il primo confronto è senza impegno.
