[Users] Re: [Serusers] trusting peers

Jan Janak jan at iptel.org
Fri Oct 14 12:07:35 CEST 2005


On 13-10-2005 10:34, Klaus Darilion wrote:
> Jan Janak wrote:
> >  I am beginning to think that it should be perhaps the caller who
> >  decides whether a request should be forwarded to the proxy server if
> >  the domain name in the certificate does not match the domain in the
> >  Request-URI. Web browsers do the same, they do not refuse a https
> >  connection if the server certificate domain does not match the
> >  hostname in the HTTP URI, they just warn the user that the
> >  authenticity of the server cannot be established.
> 
> This can be done in a client2proxy scenario, but not in a proxy2proxy 
> scenario where user interaction is not possible.
> 
> >  I do not recall anyone doing that sort of test at sipits (but I did not 
> >  test with everyone). Even certificate validation was problem during TLS 
> >  multiparty tests, not even speaking about the delay all the TLS hanshakes
> >  introduced in a ring of 6 proxies.
> 
> Any real life values for the introduced delay? I think (open)ser should 
> be able to reuse TLS connections and thus the handshake happens only 
> once in a while.

  It took several seconds to close the ring, I do not recall exact
  value. Most of the proxies had to establish TLS connection and perform
  TLS handshake.

    Jan.




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