Learning path

Keeping a secret

Encrypt, decrypt and break the classical ciphers by hand, run RSA and Diffie-Hellman on small numbers, and detect and correct a transmission error.

5 steps · 14 decks

The steps, in order

Each step opens once the one before is well under way. Tap a deck to see its topics and a few cards.

  1. Step 1

    Arithmetic

  2. Step 2

    Symmetric ciphers

  3. Step 3

    Asymmetric ciphers

  4. Step 4

    Codes

  5. Step 5

    Going further

  6. The badge to earn

    Cryptographer

    It is yours once every step is mastered.

Explorer

The cipher workshop

Encrypt, then break the cipher

The path leads to this Explorer, where you get your hands on what its decks have you study.

Open the Explorer

The first step fits in one session.

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