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The basics
Networking
How devices connect and share data
Hardware
What is inside a computer and why it matters
Linux
The system most servers run on
Cloud
Renting computers and storage online
Staying safe
Security
Protecting people and systems from attacks
Compliance
Rules for handling data, like GDPR
Real attacks explained
Famous security flaws, in plain words
Building software
APIs
How apps talk to each other
DevOps
How software is built and released
Databases
Where apps keep their information
AI models
How AI tools like chatbots work
Microsoft tools
Azure
Microsoft’s cloud
PowerShell
Automating Windows tasks
IIS
Running websites on Windows
SQL Server
Microsoft’s database
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AI tools guide
Popular AI tools compared side by side
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Free IT tools
Calculators, lookups and converters that run in your browser
Security flaw lookup
Search known software vulnerabilities (CVEs)
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What each IT job involves and how to get there
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Step-by-step fixes for common computer issues
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