Re: [tor-dev] Brainstorming about steganographic transports

2012-07-29 Thread Kevin P Dyer
On Wed, Jul 25, 2012 at 9:18 PM, David Fifield wrote: > This is a summary of some discussion among developers of pluggable > transports about steganographic channels and deriving them from protocol > grammars. Two things prompted the discussion: > > [snip] > > David (yours truly) wants to write or

Re: [tor-dev] Brainstorming about steganographic transports

2012-07-28 Thread Zack Weinberg
On Wed, Jul 25, 2012 at 11:56 PM, Robert Ransom wrote: > On 7/26/12, David Fifield wrote: > >> We can use appid-like signatures to make steganographic channels, if we >> assume that the signatures are a realistic reflection of actual use of >> the protocols. But: this relies critically on the acc

Re: [tor-dev] Brainstorming about steganographic transports

2012-07-26 Thread Robert Ransom
On 7/26/12, David Fifield wrote: > We can use appid-like signatures to make steganographic channels, if we > assume that the signatures are a realistic reflection of actual use of > the protocols. But: this relies critically on the accuracy of the model. > (Specifically, does it match the censor'

[tor-dev] Brainstorming about steganographic transports

2012-07-25 Thread David Fifield
This is a summary of some discussion among developers of pluggable transports about steganographic channels and deriving them from protocol grammars. Two things prompted the discussion: * A program called appid, http://code.google.com/p/appid/ , which compiles simple protocol specifications into