Silk Road forums

Discussion => Security => Topic started by: Aussie bob on July 22, 2013, 03:47 pm

Title: Tails & Tor clock accuracy?
Post by: Aussie bob on July 22, 2013, 03:47 pm
Hi  :) quick question for someone more knowledgeable. When using tails I switch between changing location at startup to get an accurate time zone, and not doing that, just going with default. Am I effecting how well tails & tor work, or, even worse, compromising security, by not always running an accurate clock for my geo-location?
   Only reason I ask now is I've thought lately my internet's been getting bumped more when I don't have an accurate time zone in place...? Thanks if anyone has an idea, AB.
Title: Re: Tails & Tor clock accuracy?
Post by: astor on July 22, 2013, 03:52 pm
Tor won't work unless you have an accurate clock, because clients measure how long it takes to build circuits and they will fail to build them if it takes 5 hours or -5 hours, for example. That being said, all Tor clients use UTC and Tails should update the time when it starts, so changing your time zone won't affect that.

However, if you set it to some weird time zone that hardly anybody lives in, like in the middle of the Pacific Ocean, and you use a protocol that leaks time zone, like XMPP, then that can be bad for your anonymity, otherwise it's not a problem.
Title: Re: Tails & Tor clock accuracy?
Post by: Aussie bob on July 22, 2013, 04:11 pm
I wanted to just write "Astor can you tell me what I want to know?" Bit presumptuous perhaps...  ;) Thanks, appreciate it.

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