Learn the very basics of cipher decoding, including the Caesar cipher.
Learn the basics of the inner workings of computers, along with some math.
Learn some basic clue-finding methods to use on ARG websites.
Learn about Boolean operations, including the XOR cipher.
Learn the Vigenere cipher, along with some of its variants.
Learn how to discover and read concealed messages.
Learn how to uncover messages hidden in image files.
Unravel the secrets behind a puzzling artifact.
Discover the truth behind a fellow agent's disappearance.