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Browse and search through all available cybersecurity rooms. 97 rooms available
Subnetting
Master the art of dividing large networks into smaller segments. Learn how to calculate network boundaries, usable host ranges, and broadcast addresses to optimize IP allocation.
Ports and Services
Understand how applications identify specific communication channels. Explore common well-known ports and learn how port numbers allow multiple services to run on a single IP.
Network Protocols
Learn the standard languages used by computers to talk to each other. Examine the rules and procedures that govern data exchange across the internet and local area networks.
DHCP Process
Explore the automation of network configuration. Learn how the Dynamic Host Configuration Protocol assigns IP addresses, masks, and gateways to devices automatically.
DNS Resolution
Understand the phonebook of the internet. Learn how the Domain Name System translates human-readable names into machine-readable IP addresses through a hierarchical process.
Encryption
Explore the fundamentals of cryptography. Learn how data is transformed into unreadable ciphertext to ensure confidentiality and integrity across the web.
NAT Basics
Learn how private networks communicate with the public internet. Explore Network Address Translation techniques that conserve IPv4 addresses and provide basic security.
VLANs Basics
Discover how to logically segment a physical network. Learn how Virtual Local Area Networks improve performance and security by grouping devices regardless of physical location.
Wifi
Explore the principles of wireless communication. Learn about radio frequencies, Wi-Fi standards, and the fundamental differences between wired and wireless networking.
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