Editing Free space file system

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Dandelion is a covert storage system. It lives parasitically within a host FS by treating the blocks that the host FS considers unallocated as allocatable.
Dandelion is a covert storage system. It lives parasitically within a host FS by treating the blocks that the host FS considers unallocated as allocatable.


It allows the host FS to continue to allocate those blocks freely (except perhaps requesting a write lock during write operations to prevent race condition edit conflicts), treating such allocation as effective deletion of the block.
It allows the host FS to continue to allocate those blocks freely (except perhaps requesting a write lock during write operations to prevent race condition edit conflicts).


Of course, all data stored (including the index) is encrypted, thus requiring the key not just to read files but even to detect data's presence (though note vulnerabilities below).
Of course, all data stored (including the index) is encrypted, thus requiring the key not just to read files but even to detect data's presence.


Dandelion does NOT require:
Dandelion does NOT require:
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