COM-12 · Course Map
COM-12: DRYAD Sheet Encryption — Course Map
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Lessons 01–04
Lesson 1: Lesson 1: The DRYAD Grid as a Substitution CipherWhat the grid cipher is, what it can and cannot protect, the legal lane, and how to size and generate a grid.
Lesson 2: Lesson 2: Encrypting and Decrypting Text by HandPreparing plaintext, encoding and decoding on the practice grid, and catching the slips that produce a plausible wrong message.
Lesson 3: Lesson 3: Key Management for Encryption UseDistribution, the 7-day / 10-message rotation, the four changeover triggers, and the custody log.
Lesson 4: Lesson 4: Capstone: Field ExerciseA timed encode and decode drill with a planted error, choosing the right tool, and writing your net’s SOP fragment.
Certificate
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