Re: [homenet] Please review security considerations of draft-homenet-babel-profile

2017-07-27 Thread Gert Doering
Hi, On Thu, Jul 27, 2017 at 03:38:15PM +0200, Philip Homburg wrote: > The TTL hack is used in ND. Because ND uses GUAs (which it should have never done in the first place). > It strikes me as really bad for security to come > up with a different mechanism to achieve the same result for no

Re: [homenet] Please review security considerations of draft-homenet-babel-profile

2017-07-27 Thread Philip Homburg
>>> Yeah, the so-called "TTL hack". > >> Care to explain why it would not be useful? > >At the time I wrote down Babel, I decided that given that we have link-local >addresses that are securely scoped to a single link, the TTL hack is not >necessary. The TTL hack is used in ND. It strikes me as