freeciphering

noun
UK /ˌfriːˈsaɪfərɪŋ/
US /ˌfriːˈsaɪfərɪŋ/

The act of writing or reading secret codes without any rules or limits.

The kids enjoyed freeciphering, making up their own secret messages for fun.


OTHER MEANINGS

2. A style of puzzle-solving where players may use any method to crack a code.

In the freeciphering round, teams could use hints, tools, or teamwork to solve the cipher.

3. The practice of creating ciphers without following a fixed system or key.

Her notebook was full of freeciphering experiments, each with a different made-up alphabet.

4. A casual game in which players freely exchange coded notes.

At recess, the friends played freeciphering, passing folded notes with silly secret symbols.