Incoming Transmission
Are You Ready For Your SECRET MISSION?
Classified · Eyes Only
Restricted Access
GAME MASTER
Incorrect PIN
Restricted · Authorized Only
GAME MASTER
Mission #
Team Name
Number of Cards
1
Card One · Clue 1 of 1
Riddle Question On card
Riddle Answer Not printed · Part 1 of keyword
Math Problem On card
Math Answer Not printed · Part 2 of keyword
Text to Encrypt The secret message
Keyword (auto-generated)
Waiting for answers…
0
Preview · Tap Print to save
Encoded Message
Time to Self-Destruct —
Tap for digrams · Rotate to exit
Select Category
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Session paused Return to app to continue

Playfair–Wheatstone · 6×6

Keyword
Plaintext
6×6 Keyword Grid
Digrams
Enter text to see digrams…
Encoded Text
Enter plaintext to encode

A–Z and 0–9 only · spaces & punctuation removed · repeated letters in a pair get X inserted · odd final character padded with X

Keyword
Ciphertext
6×6 Keyword Grid
Ciphertext Digrams
Enter ciphertext to see digrams…
Decoded Text
Enter ciphertext to decode

Decoded output preserves any filler X values added during encryption for repeated letters or odd-length text.

A–Z and 0–9 only · ciphertext read in sequential digrams.