https://en.wikipedia.org/wiki/Rubberhose_%28file_system%29 https://en.wikipedia.org/wiki/Rubberhose_%28file_system%29 is another interesting implementation of t

https://en.wikipedia.org/wiki/Rubberhose_%28file_system%29 https://en.wikipedia.org/wiki/Rubberhose_%28file_system%29 is another interesting implementation of the idea. "Deniable Encryption" is the term.