Re: Re: [Vortex] A couple of features to limit BEEP no reply attack
Francis Brosnan Blazquez <[email protected]> Wed, 25 Mar 2009 11:50:33 +0100
| Newsgroups | gmane.ietf.beep |
|---|---|
| Organization | Advanced Software Production Line, S.L. |
| Message-ID | <[email protected]> |
Hi Benoit, > Just a few newbie comments, as an user of the vortex library. > > - I'm one of the people forced to use connection termination instead > of > proper connection closure, due to misbehaving peers. It's very easy > to > trigger just pause one peer process and wait for the other side to > wait > indefinitely. I think it's doable to implement this on top of the > library without changing the BEEP protocol itself, by enforcing, if > the > user wants it, a timeout on expected replies. It would allow at > least, > to try to close the connection properly first, instead of always > assuming the worst and terminate it. > > - About the 'no-reply' option, I'm not sure about whether it's a good > idea not knowing whether the peer will reply or not. I like the > semantics of an 'NFN' message much more. It would save bandwidth and > not > disrupt the in-order message mechanism per channel. Thanks for your comments Benoit. It seems there are consensus with these two points. Cheers! > Bye! > Benoit Amiaux -- Francis Brosnan Blazquez <[email protected]> Advanced Software Production Line, S.L.