File Upload
Drag and drop a file here or click to select
Supported formats: .txt
Maximum file size: 10 MB
Operation Mode
Cardano Square Settings
■ Active cell
◯ Available to place
✕ Blocked (would conflict)
Result
Encrypted text:
Process Visualization
Text Grid
Letters arranged in 4x4 matrix
Pattern Overlay
Square pattern showing extracted letters
Rotation:
0°
Extracted Letters
Letters extracted at current rotation