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Post History
hidden-message? Letter shifting is a cipher. Are there other kinds of ciphers that we might have puzzles about? A comment suggests hidden-message, which is more general than cipher.
#2: Post edited
by
Monica Cellio
·
2026-09-17T16:32:26Z (about 20 hours ago)
hat tip to Peter Taylor
[Letter shifting](https://proposals.codidact.com/posts/296397) is a cipher. Are there other kinds of ciphers that we might have puzzles about?
- ## hidden-message?
- [Letter shifting](https://proposals.codidact.com/posts/296397) is a cipher. Are there other kinds of ciphers that we might have puzzles about?
- A comment suggests `hidden-message`, which is more general than `cipher`.
#1: Initial revision
by
Monica Cellio
·
2026-09-17T14:48:35Z (about 22 hours ago)
[Letter shifting](https://proposals.codidact.com/posts/296397) is a cipher. Are there other kinds of ciphers that we might have puzzles about?