Re: [tor-dev] Proposal 193: Safe cookie authentication

2012-03-22 Thread Robert Ransom
On 2012-03-16, Sebastian Hahn wrote: > > On Feb 10, 2012, at 12:02 AM, Robert Ransom wrote: >> The sole exception to ‘non-safe cookie authentication must die’ is >> when a controller knows that it is connected to a server process with >> equal or greater access to the same filesystem it has access

Re: [tor-dev] Proposal 193: Safe cookie authentication

2012-03-16 Thread Sebastian Hahn
On Feb 10, 2012, at 12:02 AM, Robert Ransom wrote: > The sole exception to ‘non-safe cookie authentication must die’ is > when a controller knows that it is connected to a server process with > equal or greater access to the same filesystem it has access to. In > practice, this means ‘only if you

Re: [tor-dev] Proposal 193: Safe cookie authentication

2012-02-09 Thread Robert Ransom
I've pushed a revised protocol change to branch safecookie of git.tpo/rransom/torspec.git, and a (messy, needs rebase, untested) implementation to branch safecookie-023 of git.tpo/rransom/tor.git. Now, the client and server nonces are fed to the same HMAC invocation, so that the client can believe