[tahoe-dev] Access control and permissions on a tahoe grid

[Terrell Russell]

On 6/13/09 1:40 PM, Zooko O'Whielacronx wrote:
>
> Fortunately this last one is also the easiest to implement in a robust
> way -- we simply need to define a special "freeze" message that puts a
> mutable file or directory into a state where it can't be changed again
> (including that it can't be unfrozen).  If I had that, then after
> updating my old blog to announce that it had moved to a new location,
> I could freeze it and would then be safe from the danger that someone
> else would take it over and make updates to it in my name.
>

Is this not the same as simply 'forwarding' the write capability to the 
read capability?

And since the read is derivable from the write...


Terrell