Site Security Policy

2008-06-04 Thread bsterne
I've recently published a proposal for Site Security Policy, a framework for allowing sites to describe how content in their pages should behave (thanks, Gerv): http://people.mozilla.com/~bsterne/site-security-policy I'm creating a placeholder for any discussion that comes out of that

Re: Debian Weak Key Problem

2008-06-04 Thread Eddy Nigg (StartCom Ltd.)
Hi Gerv, [Off-topic] For one I must notice the incredible inconvenience in working with Bugzilla and this mailing list. It happens many times that the same issue is discussed and tracked at different bugs in parallel. I'm a CC bug 434128 and just got aware of bug 435082. Can you tell me the

Re: Debian Weak Key Problem

2008-06-04 Thread Boris Zbarsky
Eddy Nigg (StartCom Ltd.) wrote: This is a known shortcoming of FF2 and inherits higher risks then weak keys. That's because if a certificate is revoked because of a weak key it was most likely requested by the subscriber himself and he wouldn't continue use of the weak key anyway. But the

Re: Debian Weak Key Problem

2008-06-04 Thread Gervase Markham
Eddy Nigg (StartCom Ltd.) wrote: [Off-topic] For one I must notice the incredible inconvenience in working with Bugzilla and this mailing list. It happens many times that the same issue is discussed and tracked at different bugs in parallel. I'm a CC bug 434128 and just got aware of bug

Re: Debian Weak Key Problem

2008-06-04 Thread Eddy Nigg (StartCom Ltd.)
Boris Zbarsky: But the MITM attacker could use it to impersonate the site, which is the whole point. Yes, in case the attacker managed to get a copy of the previously used and signed key. Not, in case the subscriber managed to change his cert before. - Modify NSS/Firefox to detect

Re: Debian Weak Key Problem

2008-06-04 Thread Boris Zbarsky
Eddy Nigg (StartCom Ltd.) wrote: Yes, in case the attacker managed to get a copy of the previously used and signed key. Not, in case the subscriber managed to change his cert before. Could maybe try to brute-force the old key until they come up with a forged certificate that an SSL library