Re: [tor-dev] Proposal for PoW DoS defenses during introduction (was Re: Proposal 305: ESTABLISH_INTRO Cell DoS Defense Extension)

2019-06-19 Thread Georg Koppen
Watson Ladd: > On Tue, Jun 18, 2019 at 6:29 PM Chelsea Holland Komlo > wrote: >> >> There are a couple approaches to consider. >> >> POW via hashing goes for a relatively simple to implement approach. >> However, this incurs a high cost for all clients, and also environmental >> damage, per previo

Re: [tor-dev] Proposal for PoW DoS defenses during introduction (was Re: Proposal 305: ESTABLISH_INTRO Cell DoS Defense Extension)

2019-06-19 Thread Watson Ladd
On Tue, Jun 18, 2019 at 6:29 PM Chelsea Holland Komlo wrote: > > There are a couple approaches to consider. > > POW via hashing goes for a relatively simple to implement approach. > However, this incurs a high cost for all clients, and also environmental > damage, per previous email. > > Another a

Re: [tor-dev] Proposal 305: ESTABLISH_INTRO Cell DoS Defense Extension

2019-06-19 Thread David Goulet
On 12 Jun (08:18:33), David Goulet wrote: After some days on tor-dev@ and a round of review, this is now a Draft in tor-spec.txt. https://gitweb.torproject.org/torspec.git/tree/proposals/305-establish-intro-dos-defense-extention.txt Cheers! David > Filename: 305-establish-intro-dos-defense-exte