敲击密码编码器/解码器

使用 Polybius 方阵敲击密码对文本进行编码和解码

所有处理均在浏览器中完成,不会上传任何数据。
Offline Ready

Tap Code

Encode and decode text using tap code, a Polybius square cipher variant historically used by prisoners to communicate through walls.

🔒所有处理均在浏览器中完成,不会上传任何数据。
Enter text to encode (letters and spaces)...
Result will appear here
Tap Code Grid (Polybius Square)
...............
.ABCDE
..FGHIJ
...LMNOP
....QRSTU
.....VWXYZ
Note: The letter K is replaced by C in the traditional tap code grid.