Ho fanoe ka tokollo ea "toolkit" ea Tor 0.4.7.7, e sebelisetsoang ho hlophisa ts'ebetso ea marang-rang a sa tsejoeng a Tor. Tor version 0.4.7.7 e nkoa e le tokollo ea pele e tsitsitseng ea lekala la 0.4.7, le ntseng le tsoela pele ka likhoeli tse leshome tse fetileng. Lekala la 0.4.7 le tla bolokoa e le karolo ea potoloho ea kamehla ea tlhokomelo - lintlafatso li tla emisoa kamora likhoeli tse 9 kapa likhoeli tse 3 kamora ho lokolloa ha lekala la 0.4.8.x.
Liphetoho tse kholo lekaleng le lecha:
- Ts'ebetsong e ekelitsoeng ea protocol ea taolo ea congestion (RTT Congestion Control), e laolang sephethephethe ka marang-rang a Tor (pakeng tsa moreki le node ea ho tsoa kapa tšebeletso ea onion). Protocol e ikemiselitse ho fokotsa boholo ba mela ea li-relay le ho hlola meeli ea hajoale ea ho fetisa. Ho fihlela joale, lebelo la molapo o le mong oa ho jarolla ka li-node tsa tlhahiso le lits'ebeletso tsa onion li ne li lekanyelitsoe ho 1 MB / sec, kaha fensetere ea ho romella e na le boholo bo tsitsitseng ba lisele tse 1000 ka molapo le li-byte tse 512 tsa data li ka romelloa seleng ka 'ngoe (sekhahla sa phallo. ka ho lieha ha ketane ea 0.5 sec = 1000 * 512 / 0.5 = ~ 1 MB / sec).
Ho bolela esale pele sephetho se fumanehang le ho fumana boholo ba mokoloko oa lipakete, protocol e ncha e sebelisa khakanyo ea Round Trip Time (RTT). Papiso e bontšitse hore tšebeliso ea protocol e ncha libakeng tsa ho tsoa le lits'ebeletso tsa onion e tla lebisa ho fokotseng ho lieha ha mela, ho tlosoa ha lithibelo tsa sekhahla sa phallo, ts'ebetso e eketsehileng ea marang-rang a Tor le ts'ebeliso e nepahetseng ea bandwidth e fumanehang. Ts'ehetso ea taolo ea phallo ea bareki e tla fanoa ka May 31st tokollong e latelang e kholo ea Tor Browser, e hahiloeng lekaleng la Tor 0.4.7.
- Ts'ireletso e nolofalitsoeng bakeng sa Vanguards-lite khahlano le litlhaselo tsa de-anonymization mabapi le lits'ebeletso tsa nako e khuts'oane tsa onion, tse fokotsang kotsi ea ho tsebahatsa li-node tsa ts'ebeletso ea onion kapa moreki oa onion maemong ao ts'ebeletso e ntseng e sebetsa nako e ka tlase ho khoeli (bakeng sa onion). lits'ebeletso tse sebetsang nako e fetang khoeli, ho khothaletsoa ho sebelisa tlatsetso ea mineards). Ntho ea bohlokoa ea mokhoa ona ke hore bareki ba onion le lits'ebeletso li ikhethela li-node tse 4 tsa nako e telele tsa balebeli ("layer 2 guard relay") bakeng sa ho sebelisoa bohareng ba ketane 'me li-node tsena li boloketsoe nako e sa lebelloang (ka karolelano ka beke) .
- Bakeng sa li-server tsa directory, joale hoa khoneha ho abela folakha ea MiddleOnly ho li-relay ho sebelisa mokhoa o mocha oa ho fihlela tumellano. Mokhoa o mocha o kenyelletsa ho tsamaisa mohopolo oa ho beha folakha ea MiddleOnly ho tloha boemong ba bareki ho ea lehlakoreng la seva sa directory. Bakeng sa li-relay tse tšoailoeng MiddleOnly, lifolakha tsa Exit, Guard, HSDir le V2Dir li hlakoloa ka bo eona, 'me folakha ea BadExit e setiloe.
Source: opennet.ru