${username}.fission.name
). WNFS only allows appending to the public, private, and pretty sections. Being nondestructive, all secret nodes have unique names that prevent overwriting./photos/vacation
, they also have write permissions to /photos/vacaction/beach
. In the public section, this is done by checking that the path being written is prefixed with a path.OR
) for the filter being suggested. This does leak how much of the graph a user is allowed to write to, since the higher in the DAG they have access to, the fewer bits are set in the bare filter.