> > > > If we can use a Debian-specific CA, we can do cert pinning, since we're > > > > then assuming we have some control over the client. I was assuming a > > > > general client where we'd have to play nice with the normal CA roots. > > > > Then we would constantly get complaints from Ubuntu/etc > > > developers/users about why Debian uses invalid certs, as we did before > > > Debian moved to mafia certs. Unfortunately I don't think it is > > > possible to use both mafia CAs and non-mafia CAs without adding say a > > > lot of non-mafia subdomains, like non-mafia.www.debian.org. > > > If having to manually add a CA annoys the Ubuntu developers that > > much, then surely they could just include the Debian CA certificate to > > Ubuntu's default? > > It is my understanding that no, Ubuntu could not, because Ubuntu ships > firefox; and one of the things that's disallowed by Mozilla when using the > firefox trademark is extending the set of trusted CAs (for actually rather > good reason).
I just looked at the Ubuntu ca-certificates package in vivid, and it ships the SPI certificate: /usr/share/ca-certificates/spi-inc.org/spi-cacert-2008.crt Does Firefox in Ubuntu use this certificate, or does it only accept certificates in /usr/share/ca-certificates/mozilla?
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