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Cybersecurity Foundations
Learn how networks, systems, authentication, threats, and defensive security work.
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How Networks Work
Networking
5 min
50 XP
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IP Addresses
Networking
5 min
50 XP
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DNS
Networking
5 min
50 XP
LOCKED
Ports
Networking
4 min
50 XP
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TCP vs UDP
Networking
4 min
50 XP
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HTTP & HTTPS
Networking
5 min
50 XP
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Firewalls
Security Fundamentals
4 min
50 XP
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Authentication
Identity & Access
4 min
50 XP
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