Questions tagged [guard]

Guard relays are the first hop of any circuit through Tor. This category is for guard specific questions.

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why is the weight for guards in exit position equal to weight of both guard ans exit flagged nodes for exit position?

Why is the weight factor Weg set equal to Wed in tor code (in file dirvote.c)? How does it still result in correct probabilities?
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2 votes
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186 views

What does proposal 271 provide?

Can anyone explain, in simple terms, proposal 271 for the new guard selection algorithm, implemented in Tor 0.3.x? What makes it different from the previous guard selection algorithm? Is it the ...
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What happens in case of temporary HS guard unavailability?

In my Tor testing environment I noticed that if a HS guard node is unavailable, it is not immediately replaced by using another guard. I know that entry guards are changed after months (6-9?) but I ...
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Does increasing NumEntryGuards decrease anonymity?

I get too many guard overload fails and tried increasing NumEntryGuards and NumDirectoryGuards both to 3. Would this decrease my anonymity?
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Why Tor Browser connects to 3 differents guards but only use one?

I'm using wireshark to learn what is going on when I start tor. I expected to see one communication with an authoritative directory node and then a connection with the guard node, but I get something ...
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How does selecting new guard relays work?

I've been told guards are selected when a client first connects to the Tor network and used until they disappear. What constitutes disappearing? Do all guards need to disappear (and then the whole ...
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1 vote
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Why is it so hard to use an internal relay that has no Guard flag as Guard Relay?

I've set up a tor relay that has no Guard flag, but I want to use it as a Guard relay when I use Tor from outside. But sometimes it works and sometimes not. Why is this so hard and what can I do to ...
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238 views

Probability for using a malicious entry-relay with and without Entry-Guards?

Im trying to figure out, what the probability for choosing a malicious entry-guard, depended on the amount of Relays and the fraction of malicious Relays, is. In the tor-faq it says for using NO ...
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Non-exit fluctuating guard flag

I'm trying to understand the criteria by which authorities determine their vote for the guard flag in order to elucidate why this flag on my relay is flapping. I see a scattering of information from ...
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Why guard node didn't change after 3 months of using TOR browser?

I'm using TOR Browser for 3+ months but I noticed that the Guard node didn't change even once. I thought that Guards change every 1-2 months, but not in my case. Is this normal? Thanks!
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