Re: [tor-talk] Tor Design : Differents keys used for connection.

2016-05-20 Thread Brieuc Barthélemy
Hey, just to be sure what I understand: "It sounds like the 'ephemeral keys' you mention could be the circuit-level keys, that is, the symmetric keys negotiated by the circuit handshake and used for the lifetime of that circuit." Is it the 128-bit AES key? They are talking about in point 4.1 of

Re: [tor-talk] Tor Design : Differents keys used for connection.

2016-05-19 Thread Brieuc Barthélemy
Hi Roger, Glad YOU answered me, ashamed I didn't find it. ;) Thank you so much! Brieuc Barthélemy www.brieuc.be | www.fatcha.be | carolofornie.be @bribarthelemy

Re: [tor-talk] Tor Design : Differents keys used for connection.

2016-05-19 Thread Roger Dingledine
On Thu, May 19, 2016 at 10:13:54PM +0200, Brieuc Barthélemy wrote: > In point 4 (Page 4) the article talks about differents keys: > - A long term identity key: to sign TLS certificate, OR route descriptor > and to sign directories. > - A short-term onion key: used to decrypt requests from users. >

[tor-talk] Tor Design : Differents keys used for connection.

2016-05-19 Thread Brieuc Barthélemy
Hello all, This is my first post. I have a question regarding the article "Tor: the Second-Generation Onion Routeur" [ http://www.onion-router.net/Publications/tor-design.pdf ] , I would like some clarification. It would be fantastic if you could help me :) In point 4 (Page 4) the article talks