Metaphor used to describe certain kinds of writing. This involves Obfuscation (encoding) and clarification (decoding), use of specific registers and vocabularies to limit the decipherability and usability of a text to some specific group or to people engaged in some specific kind of thinking.
Some some cryptic writers: Foucault, Zizek, Nick
Some writers on this phenomenon: Delpit
Connectives: shibboleth