Prior Art for Content Permissions

What UCAN, Tahoe-LAFS, macaroons, Biscuit, SSB, and Matrix teach about permissions over content-addressed data, and what to take from each.

name: Prior Art for Content Permissions
summary: What UCAN, Tahoe-LAFS, macaroons, Biscuit, SSB, and Matrix teach about permissions over content-addressed data, and what to take from each.
displayAuthor: Eric Vicenti