Vesta repository's access control model is based on … The Vesta repository uses text strings to name … 'user@realm' or '^group@realm'. … By convention, a realm is an Internet domain … Each repository object has an owner ACL listing … set of nine mode flags that indicate whether … model, the owner and group are sets of … owners in different realms if desired. … Access control lists and mode flags are stored … if an object does not have a particular … [p. 57] every object in a repository has ACLs … [e.g., '#mastership-to'].
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