READ
Allows HTTP GET access to RDF resources, Binary resources and their properties.
WRITE
Allows HTTP PUT/POST/PATCH/DELETE on RDF and Binary resources.
APPEND
Allows HTTP POST on RDF resources.
CONTROL
Allows acl:Write (defined above) on http://fedora.info/definitions/v4/webac#Acl resources (Jared Whiklo)
DELETE
Allows HTTP DELETE on RDF and Binary resources (Jared Whiklo)
UPDATE
Allows HTTP PATCH on RDF and Binary resources (Jared Whiklo)
or
Allows HTTP PUT/PATCH on RDF and Binary resources (Jared Whiklo)