# Tag: very easy

A Caesar cipher is a simple substitution method for encoding messages. Letters in the alphabet are shifted with a left or right shift.

After struggling to secure our secret strings for a long time, we finally figured out the solution to our problem: Make decompilation harder.

Want to be a part of the elite club of CyberHeroes? Prove your merit by finding a way to log in. This is a very easy room.

Turns out this machine is a DNS server - it's time to get your shovels out. This is a very easy room to get familiar with DNS requests.

Learn about how you request content from a web server using the HTTP protocol. This is a very easy room explaining how the world wide web works.